Plural Ring Hetero Atoms In The Tetracyclo Ring System Patents (Class 548/421)
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Patent number: 11053255Abstract: Disclosed herein are methods of synthesizing mahanine and related compounds. The synthesis features an intramolecular aryl-alkyne isomerization, transition metal catalyzed cross-coupling and intramolecular carbazole forming reaction.Type: GrantFiled: June 22, 2016Date of Patent: July 6, 2021Assignee: GEORGETOWN UNIVERSITYInventors: Milton L. Brown, Shujie Hou
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Patent number: 9303036Abstract: Novel crystalline HCl salts of Asenapine, methods of their preparation and related pharmaceuticals and treatments are disclosed.Type: GrantFiled: May 15, 2012Date of Patent: April 5, 2016Assignee: Sandoz AGInventors: Fritz Blatter, Katharina Reichenbächer
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Publication number: 20150112083Abstract: The present invention provides a process for the preparation of asenapine maleate of Formula (I), comprising: intra-molecular cyclization of the intermediate of Formula (II) to obtain the intermediate of Formula (III) using aluminium halide.Type: ApplicationFiled: July 17, 2012Publication date: April 23, 2015Applicant: RANBAXY LABORATORIES LIMITEDInventors: Ram Chander Aryan, Anamika Mishra, Pudi Giri Jagannadha Naidu, Ramnik Sharma
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Patent number: 8987462Abstract: Provided are a compound of Formula 1 and an organic light-emitting device including the compound of Formula 1: The compounds of Formula 1 are particularly useful as fluorescent dopants in the emission layer of the organic light-emitting device.Type: GrantFiled: September 25, 2013Date of Patent: March 24, 2015Assignees: Samsung Display Co., Ltd., Pusan National University Industry—University Cooperation FoundationInventors: Soung-Wook Kim, Myeong-Suk Kim, Jae-Hong Kim, Jin-Soo Hwang, Hong-Suk Suh
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Publication number: 20150045560Abstract: Described herein are heterocyclic organic compounds of following formulae: More specifically, described herein are fused heterocyclic naphthalene compounds, polymers based on fused heterocyclic naphthalene compounds, methods for making these compounds, and uses thereof. The compounds described have improved polymerization and stability properties that allow for improved material processibility for use as organic semiconductors (OSCs).Type: ApplicationFiled: March 28, 2013Publication date: February 12, 2015Inventors: Mingqian He, Jieyu Hu, Weijun Niu, Adama Tandia
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Patent number: 8933114Abstract: Are disclosed new crystalline forms of asenapine maleate, useful in the production of pharmaceutical formulations for the treatment of diseases of the central nervous system, in particular schizophrenia; processes for the production of these new crystalline forms are also disclosed.Type: GrantFiled: December 12, 2011Date of Patent: January 13, 2015Assignee: Chemo Iberica, S.A.Inventors: Gianpiero Ventimiglia, Giuseppe Barreca, Domenico Magrone
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Publication number: 20140374724Abstract: The present invention relates to a novel indole-based compound having superior hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the indole-based compound in one or more organic layers thereof so as to thereby achieve improved characteristics, such as light-emitting efficiency, driving voltage, and lifespan characteristics.Type: ApplicationFiled: December 7, 2012Publication date: December 25, 2014Applicant: DOOSAN CORPORATIONInventors: Hoe Moon Kim, Sung Moo Kim, Young Bae Kim, Tae Hyung Kim, Ho Cheol Park, Chang Jun Lee, Young Mi Baek, Jin Yong Shin
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Patent number: 8895604Abstract: Solid forms of (1r,4r)-6?-fluoro-N,N-dimethyl-4-phenyl-4?,9?-dihydro-3?H-spiro[cyclohexane-1,1?-pyrano[3,4,b]indol]-4-amine hydrochloride, in particular crystalline forms and/or amorphous forms thereof, pharmaceutical compositions and medicaments containing these solid forms, the use of these solid forms, and a process for obtaining such solid forms.Type: GrantFiled: December 11, 2012Date of Patent: November 25, 2014Assignee: Gruenenthal GmbHInventors: Michael Gruss, Stefan Kluge, Andreas Sieber
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Publication number: 20140336391Abstract: The present invention provides a process for the preparation of the asenapine intermediate of Formula (III) using a magnesium-methanol-acetic acid mixture.Type: ApplicationFiled: November 7, 2012Publication date: November 13, 2014Inventors: Ramnik Sharma, Senkara Rao Allu, Ram Chander Aryan
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Publication number: 20140306197Abstract: Provided are a compound of Formula 1 and an organic light-emitting device including the compound of Formula 1: The compounds of Formula 1 are particularly useful as fluorescent dopants in the emission layer of the organic light-emitting device.Type: ApplicationFiled: September 25, 2013Publication date: October 16, 2014Inventors: Soung-Wook Kim, Myeong-Suk Kim, Jae-Hong Kim, Jin-Soo Hwang, Hong-Suk Suh
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Publication number: 20140303144Abstract: Hydrogenated pyrido[4,3-b]indoles, pyrido[3,4-b]indoles and azepino[4,5-b]indoles are described. The compounds may bind to and are adrenergic receptor ?2B antagonists. The compounds may also bind to and antagonize adrenergic receptor ?2B. The compounds may find use in therapy, e.g., to (i) reduce blood pressure and/or (ii) promote renal blood flow and/or (iii) decrease or inhibit sodium reabsorption. The compounds may also be used to treat diseases or conditions that are, or are expected to be, responsive to a decrease in blood pressure. Use of the compounds to treat cardiovascular and renal disorders is particularly described.Type: ApplicationFiled: February 17, 2012Publication date: October 9, 2014Applicant: Medivation Technologies, Inc.Inventors: Andrew Asher Protter, Sarvajit Chakravarty
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Publication number: 20140296209Abstract: Hydrogenated pyrido[4,3-b]indoles, pyrido[3,4-b]indoles and azepino[4,5-b]indoles are described. The compounds may bind to and are adrenergic receptor ?2B antagonists. The compounds may also bind to and antagonize adrenergic receptor ?1B—The compounds may find use in therapy, e.g., to (i) reduce blood pressure and/or (ii) promote renal blood flow and/or (iii) decrease or inhibit sodium reabsorption. The compounds may also be used to treat diseases or conditions that are, or are expected to be, responsive to a decrease in blood pressure. Use of the compounds to treat cardiovascular and renal disorders is particularly described.Type: ApplicationFiled: February 17, 2012Publication date: October 2, 2014Applicant: MEDIVATION TECHNOLOGIES, INC.Inventors: Andrew Asher Protter, Sarvajit Chakravarty
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Publication number: 20140239275Abstract: An organic light emitting compound includes the compound of Formula 1 below: Descriptions of substituents of Formula 1 are as described in the detailed description.Type: ApplicationFiled: December 23, 2013Publication date: August 28, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventor: Jung-Sub Lee
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Publication number: 20140213782Abstract: A pharmaceutical intermediate including a first indole moiety which is associated with an optionally carboxylated hexahydroazepino moiety, an optionally carboxylated azonane moiety, or a second, optionally carboxylated indole moiety, having an alkyl, allyl, phenylallyl, cinnamyl, alkenyl, and/or alkyl-alkenyl substituent pendant from a nitrogen atom of the same.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Inventor: William Allen Boulanger
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Publication number: 20140213783Abstract: A pharmaceutical intermediate including a first indole moiety which is associated with an optionally carboxylated hexahydroazepino moiety, an optionally carboxylated azonane moiety, or a second, optionally carboxylated indole moiety, having an alkyl, allyl, phenylallyl, cinnamyl, alkenyl, and/or alkyl-alkenyl substituent pendant from a nitrogen atom of the same.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Inventor: William Allen Boulanger
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Publication number: 20140213571Abstract: The present invention relates to compounds of formula (I) that are useful as hepatitis C virus (HCV) NS5B polymerase inhibitors, the synthesis of such compounds, and the use of such compounds for inhibiting HCV NS5B polymerase activity, for treating or preventing HCV infections and for inhibiting HCV viral replication and/or viral production in a cell-based system.Type: ApplicationFiled: August 20, 2012Publication date: July 31, 2014Inventors: Nigel J. Liverton, Casey Cameron McComas, Joerg Habermann, Uwe Koch, Frank Narjes, Peng Li, Xuanjia Peng, Richard Soll, Hao Wu, Anandan Palani, Shuwen He, Xing Dai, Hong Liu, Zhong Lai, Clare London, Dong Xiao, Nicolas Zorn, Ravi Nargund
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Publication number: 20140213797Abstract: A pharmaceutical intermediate including a first indole moiety which is associated with an optionally carboxylated hexahydroazepino moiety, an optionally carboxylated azonane moiety, or a second, optionally carboxylated indole moiety, having an alkyl, allyl, phenylallyl, cinnamyl, alkenyl, and/or alkyl-alkenyl substituent pendant from a nitrogen atom of the same.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Inventor: William Allen Boulanger
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Patent number: 8779161Abstract: Aspects of the present application relate to a microcrystalline monoclinic form of asenapine maleate represented by structural Formula (I); processes for its preparation; and pharmaceutically acceptable dosage forms thereof.Type: GrantFiled: June 16, 2011Date of Patent: July 15, 2014Assignees: Dr. Reddy's Laboratories Limited, Dr. Reddy's Laboratories, Inc.Inventors: Srinivas Katkam, Srinivas Polavarapu, Venkata Madhavi Yaddanapudi, Krishna Vinigari, Narasimha Rao Pagadala, Rajeshwar Reddy Sagyam
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Patent number: 8766249Abstract: Provided are a novel nitrogen-containing aromatic heterocyclic compound and an organic electronic device using the compound. This nitrogen-containing aromatic compound is represented by the general formula (1). Further, the present invention relates to organic electronic devices such as a light-emitting device, a thin-film transistor, and a photovoltaic device each using the nitrogen-containing aromatic compound. (L represents an m+n-valent aromatic hydrocarbon group or aromatic heterocyclic group, or a group arising from a triarylamine or a diaryl sulfone; X represents N-A, O, S, or Se; A represents an alkyl group or the like; R represent hydrogen, an alkyl group, an aromatic group, or the like; and m+n is an integer of 2 to 4.Type: GrantFiled: October 3, 2011Date of Patent: July 1, 2014Assignee: Nippon Steel & Sumikin Chemical Co., Ltd.Inventors: Yuichi Sawada, Masanori Hotta, Megumi Matsumoto
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Nitrogen-containing aromatic compound, organic semiconductor material, and organic electronic device
Patent number: 8766248Abstract: Provided are a nitrogen-containing aromatic heterocyclic compound useful as an organic semiconductor material and an organic electronic device using this compound. The nitrogen-containing aromatic heterocyclic compound has a fused indole skeleton represented by the following formula (1), the organic semiconductor material contains the compound, and the organic electronic device uses the organic semiconductor material. In general formula (1), X is N-A?, O, S, or Se; A is an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group, or an aromatic heterocyclic group exclusive of a fused heterocycle consisting of 4 rings or more; and R is a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group, or an aromatic heterocyclic group exclusive of a fused heterocycle consisting of 4 rings or more.Type: GrantFiled: July 7, 2011Date of Patent: July 1, 2014Assignee: Nippon Steel & Sumikin Chemical Co., Ltd.Inventors: Masanori Hotta, Yuichi Sawada, Atsushi Kawada, Masana Jikumaru, Megumi Matsumoto -
Patent number: 8765738Abstract: Compounds of the general structural formula (I) and (II) and use of the compounds and salts and hydrates thereof, as therapeutic agents are disclosed. Treatable diseases and conditions include cancers, inflammatory diseases and conditions, and immunodeficiency diseases.Type: GrantFiled: October 5, 2009Date of Patent: July 1, 2014Assignee: Incuron, LLCInventors: John Tucker, Sergey Sviridov, Leonid Brodsky, Catherine Burkhart, Andrei Purmal, Katerina Gurova, Andrei Gudkov
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Publication number: 20140163083Abstract: Crystalline Asenapine salts of tartaric acid or succinic acid, wherein the salts are e.g. selected from the group consisting of Asenapine D, L-tartrate hydrate form A, Asenapine D, L-tartrate hydrate form B, Asenapine D, L-tartrate anhydrous form, Asenapine succinate form X, Asenapine succinate form, and Asenapine succinate form II are described as well as related pharmaceutical compositions and related treatment of psychotic diseases or disorders.Type: ApplicationFiled: May 15, 2012Publication date: June 12, 2014Applicant: SANDOZ AGInventors: Fritz Blatter, Katharina Reichenbächer
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Publication number: 20140142158Abstract: A stable micronised monoclinic form of asenapine maleate is described, which comprises 5% by weight or less of orthorhombic form or any other crystalline form of asenapine maleate, wherein the asenapine maleate has a particle size distribution characterised by a d90 equal to or below 40 ?m. Processes for preparing the stable micronised monoclinic form of asenapine maleate are also described. Formula (I).Type: ApplicationFiled: May 18, 2012Publication date: May 22, 2014Applicant: LABORATORIOS LESVI S.L.Inventors: Agustì Bertran, Josep Terradas
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Publication number: 20140128444Abstract: Novel crystalline salts of Asenapine (I) with organic di-acids and tri-acids and to methods of their preparation are disclosed along with related pharmaceutical compositions and methods of treating psychotic diseases or disorders.Type: ApplicationFiled: May 15, 2012Publication date: May 8, 2014Applicant: SANDOZ AGInventors: Fritz Blatter, Katharina Reichenbächer
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Publication number: 20140121259Abstract: Novel crystalline HCl salts of Asenapine, methods of their preparation and related pharmaceuticals and treatments are disclosed.Type: ApplicationFiled: May 15, 2012Publication date: May 1, 2014Applicant: SANDOZ AGInventors: Fritz Blatter, Katharina Reichenbächer
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Patent number: 8703951Abstract: The present invention provides a series of 2,3-bis(hydroxymethyl)-4H-benzo[d]pyrrolo-[1,2-a]thiazoles and 1,2-bis(hydroxymethyl)indolizino[6,7-b]indole derivatives and their bis(alkylcarbamates) derivatives. These derivatives were designed as bi-functional DNA cross-linking agents. The in vitro cytotoxicity study of these compounds revealed that they exhibit significant anti-proliferative activity in inhibiting human lymphoblastic leukemia and various solid tumor cell growth. The compounds also exhibit therapeutic efficacy against human breast carcinoma and lung cancer in xenograft model. The compounds generally possess potent antitumor activity to kill various human solid tumors and have high potential for clinical applications.Type: GrantFiled: July 16, 2012Date of Patent: April 22, 2014Assignee: Academia SinicaInventors: Tsann-Long Su, Ting-Chao Chou, Te-Chang Lee
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Publication number: 20140051741Abstract: Disclosed is asenapine phosphate of formula (I) and its enantiomer (I) which can be used to prepare asenapine maleate. Further disclosed is a monoclinic crystalline form of asenapine maleate.Type: ApplicationFiled: April 30, 2012Publication date: February 20, 2014Applicant: OLON SPAInventors: Samuele Frigoli, Davide Longoni, Tamara Danelli, Marco Alpegiani
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Patent number: 8637679Abstract: The present invention relates to two main components, mahanine and mahanimbine (dehydroxy-mahanine) from Murraya koenigii for the treatment of glioblastoma and cervical carcinoma. Mahanimbine exhibited anti-cancer activity against lymphoid leukemia, myeloid leukemia, glioma, cervical carcinoma, pancreatic, colon and lung cancers in nineteen cells of different genetic status. C-3 hydroxy and NH groups are responsible contributing groups for their cytotoxicity. Mahanine reduced the doses of cisplatin and paclitaxel in cervical cancer showing better efficacy and useful as an adjunct chemotherapeutic agent to reduce toxicity these two drugs. A new cheap process for this preparation was established. EtOAc extract containing alkaloids enriched with mahanimbine and mahanine, is active against glioma and cervical cancers.Type: GrantFiled: March 9, 2012Date of Patent: January 28, 2014Assignee: Council of Scientific and Industrial ResearchInventors: Chitra Mandal, Bikas Chandra Pal, Kaushik Bhattacharya, Suman Kumar Samanta, Sayantani Sarkar, Ranjita Das
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Publication number: 20140010784Abstract: The present invention relates to peptidomimetic compounds that inhibit serine protease activity, particularly the activity of hepatitis C virus NS3-NS4A protease. As such, they act by interfering with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The invention further relates to compositions comprising these compounds either for ex vivo use or for administration to a patient suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a patient by administering a composition comprising a compound of this invention.Type: ApplicationFiled: May 29, 2013Publication date: January 9, 2014Applicant: Vertex Pharmaceuticals IncorporatedInventors: Luc J. Farmer, Janos Pitlik, Robert B. Perni, John H. van Drie, JR.
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Patent number: 8580972Abstract: This invention provides improved processes for the preparation of 5-chloro-2-methyl-2,3,3a 12b-tetrahydro-1H-dibenzo[2,3:6,7]oxepino[4,5-c]pyrrole, asenapine. These processes allow the preparation of asenapine at industrial scale in good yields and high stereoselectivity.Type: GrantFiled: December 23, 2011Date of Patent: November 12, 2013Assignee: Medichem, S.A.Inventors: Jordi Bosch i Lladó, Ernesto Duran Lopez
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Patent number: 8580840Abstract: The present invention is directed to novel tetracyclic heteroatom containing derivatives, pharmaceutical compositions containing them, their use in the treatment of disorders mediated by one or more sex steroid hormone receptors and processes for their preparation.Type: GrantFiled: February 17, 2010Date of Patent: November 12, 2013Assignee: Janssen Pharmaceutica, NVInventors: Zhihua Sui, Xuqing Zhang, Xiaojie Li
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PROCESS FOR THE PREPARATION OF TETRACYCLIC DERIVATIVES AND INTERMEDIATE PRODUCTS USED IN THE PROCESS
Publication number: 20130274466Abstract: A process for preparation of a compound of formula I or a pharmaceutically acceptable salt thereof, is disclosed. The process involves subjecting a compound of formula II to Ullmann-type conditions to effect an intra-molecular ring closure reaction to form the compound of formula I. The different substituents are as described in the specification. Further, the process can provide an alternate route for the synthesis of asenapine from starting materials that can be readily available.Type: ApplicationFiled: September 26, 2011Publication date: October 17, 2013Applicant: Alphora Research Inc.Inventors: Boris Gorin, Craig Edward Dixon, Yang Qu -
Publication number: 20130267574Abstract: Are disclosed new crystalline forms of asenapine maleate, useful in the production of pharmaceutical formulations for the treatment of diseases of the central nervous system, in particular schizophrenia; processes for the production of these new crystalline forms are also disclosed.Type: ApplicationFiled: December 12, 2011Publication date: October 10, 2013Inventors: Gianpiero Ventimiglia, Giuseppe Barreca, Domenico Magrone
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Publication number: 20130225835Abstract: The present invention is directed to novel compounds of formula (I) as well as to the process for their preparation. Novel compounds of formula (I) can be converted into asenapine through an efficient process. The invention also relates to novel intermediates used in this process and their use in the preparation of compounds of formula (I).Type: ApplicationFiled: July 29, 2011Publication date: August 29, 2013Applicant: LABORATORIOS LESVI, S.L.Inventors: Pere Dalmases Barjoan, Juan Huguet Clotet, Jordi Peirats Masia
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Publication number: 20130211099Abstract: Aspects of the present application relate to a microcrystalline monoclinic form of asenapine maleate represented by structural Formula (I); processes for its preparation; and pharmaceutically acceptable dosage forms thereof.Type: ApplicationFiled: June 16, 2011Publication date: August 15, 2013Applicants: DR. REDDY'S LABORATORIES, INC., DR. REDDY'S LABORATORIES LTD.Inventors: Srinivas Katkam, Srinivas Polavarapu, Venkata Madhavi Yaddanapudi, Krishna Vinigari, Narasimha Rao Pagadala, Rajeshwar Reddy Sagyam
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Publication number: 20130184458Abstract: Provided are a novel nitrogen-containing aromatic heterocyclic compound and an organic electronic device using the compound. This nitrogen-containing aromatic compound is represented by the general formula (1). Further, the present invention relates to organic electronic devices such as a light-emitting device, a thin-film transistor, and a photovoltaic device each using the nitrogen-containing aromatic compound. (L represents an m+n-valent aromatic hydrocarbon group or aromatic heterocyclic group, or a group arising from a triarylamine or a diaryl sulfone; X represents N-A, O, S, or Se; A represents an alkyl group or the like; R represent hydrogen, an alkyl group, an aromatic group, or the like; and m+n is an integer of 2 to 4.Type: ApplicationFiled: October 3, 2011Publication date: July 18, 2013Inventors: Yuichi Sawada, Masanori Hotta, Megumi Matsumoto
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Publication number: 20130178618Abstract: A pharmaceutical intermediate including a first indole moiety which is associated with an optionally carboxylated hexahydroazepino moiety, an optionally carboxylated azonane moiety, or a second, optionally carboxylated indole moiety, having an alkyl, allyl, phenylallyl, cinnamyl, alkenyl, and/or alkyl-alkenyl substituent pendant from a nitrogen atom of the same.Type: ApplicationFiled: January 10, 2012Publication date: July 11, 2013Inventor: William Allen Boulanger
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Patent number: 8481586Abstract: The invention relates to pyrrolo[2,3-a]carbazole derivatives, to a method for preparing the same, and to the use thereof as PIM kinase inhibitors. The invention can particularly be used in the pharmaceutical field.Type: GrantFiled: June 25, 2009Date of Patent: July 9, 2013Assignees: Centre National de la Recherche Scientifique, Universite Blaise Pascal-Clermont-Ferrand IIInventors: Fabrice Anizon, Pascale Moreau, Michelle Prudhomme, Philip Cohen, Bettina Aboab, Rufine Akue-Gedu, Emilie Rossignol
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NITROGEN-CONTAINING AROMATIC COMPOUND, ORGANIC SEMICONDUCTOR MATERIAL, AND ORGANIC ELECTRONIC DEVICE
Publication number: 20130150576Abstract: Provided are a nitrogen-containing aromatic heterocyclic compound useful as an organic semiconductor material and an organic electronic device using this compound. The nitrogen-containing aromatic heterocyclic compound has a fused indole skeleton represented by the following formula (1), the organic semiconductor material contains the said compound, and the organic electronic device uses the said organic semiconductor material. In general formula (1), X is N-A?, O, S, or Se; A is an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group, or an aromatic heterocyclic group exclusive of a fused heterocycle consisting of 4 rings or more; and R is a hydrogen atom, an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group, or an aromatic heterocyclic group exclusive of a fused heterocycle consisting of 4 rings or more.Type: ApplicationFiled: July 7, 2011Publication date: June 13, 2013Inventors: Masanori Hotta, Yuichi Sawada, Atsushi Kawada, Masana Jikumaru, Megumi Matsumoto -
Publication number: 20130126792Abstract: The present invention relates to compounds of the formula (I), to the use of compounds of the formula (I) in electronic devices and electronic devices comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compounds of the formula (I) and to formulations comprising one or more compounds of the formula (I).Type: ApplicationFiled: July 12, 2011Publication date: May 23, 2013Applicant: Merck Patent GmbHInventors: Irina Martynova, Adam W. Franz, Christof Pflumm, Amir Hossain Parham, Arne Buesing, Rémi Manouk Anémian, Anja Gerhard
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Patent number: 8426610Abstract: Disclosed are novel amino acid derivatives of formula (I) and (II) processes for the preparation thereof, and their use in the preparation of trans-5-chloro-2-methyl-2,3,3a,12b-tetrahydro-1H-dibenz[2,3:6,7]oxepino-[4,5-c]pyrrole.Type: GrantFiled: May 2, 2011Date of Patent: April 23, 2013Assignee: Merck Sharp & Dohme B.V.Inventors: Gerardus Johannes Kemperman, Jacobus Johannes Maria Van Der Linden, Michael R. Reeder
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Publication number: 20130065932Abstract: The present invention relates to two main components, mahanine and mahanimbine (dehydroxy-mahanine) from Murraya koenigii for the treatment of glioblastoma and cervical carcinoma. Mahanimbine exhibited anti-cancer activity against lymphoid leukemia, myeloid leukemia, glioma, cervical carcinoma, pancreatic, colon and lung cancers in nineteen cells of different genetic status. C-3 hydroxy and NH groups are responsible contributing groups for their cytotoxicity. Mahanine reduced the doses of cisplatin and paclitaxel in cervical cancer showing better efficacy and useful as an adjunct chemotherapeutic agent to reduce toxicity these two drugs. A new cheap process for this preparation was established. EtOAc extract containing alkaloids enriched with mahanimbine and mahanine, is active against glioma and cervical cancers.Type: ApplicationFiled: March 9, 2012Publication date: March 14, 2013Applicant: Council of Scientific and Industrial ResearchInventors: Chitra Mandal, Bikas Chandra Pal, Kaushik Bhattacharya, Suman Kumar Samanta, Sayantani Sarkar, Ranjita Das
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Patent number: 8288564Abstract: The invention provides a process for production of trans-dibenzoxenopyrrole compounds, in which reduction, leaving group conversion, hydrogenation and methylation are carried out in that order. The process of the invention allows trans-dibenzoxenopyrrole compounds to be produced by a simpler procedure than conventional processes. The invention further provides novel compounds obtained as intermediates in the process, and a process for their production.Type: GrantFiled: July 7, 2008Date of Patent: October 16, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Weiqi Wang, Tetsuya Ikemoto
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Publication number: 20120252859Abstract: The present invention generally relates to a series of compounds, to pharmaceutical compositions containing the compounds, and to use of the compounds and compositions as therapeutic agents. More specifically, compounds of the present invention are tricyclic indeno-pyrrole compounds. These compounds are serotonin receptor (5-HT) ligands and are useful for treating diseases, disorders, and conditions wherein modulation of the activity of serotonin receptors (5-HT) is desired (e.g. anxiety, depression and obesity).Type: ApplicationFiled: June 18, 2012Publication date: October 4, 2012Applicant: ATHERSYS, INC.Inventors: Youssef L. Bennani, Bayard Huck, Michael J. Robarge
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Publication number: 20120237561Abstract: The present invention provides a formulation comprising asenapine hemipamoate suspended particles, which formulation can be administered via a Depot provided by an IM injection of the formulation, and which depot does not display a particle-size dependent release rate. The present invention provides also methods of treatment using the same.Type: ApplicationFiled: June 24, 2010Publication date: September 20, 2012Inventors: Werenfridus Adrianus Faassen, Gerardus Johannes Huissen Kemperman, Johannes Antonius Hendrikus van Laarhoven
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Publication number: 20120196889Abstract: The present invention relates to novel catecholamine derivatives of Formula I, to processes for their preparation, pharmaceutical compositions containing them and to their use in therapy.Type: ApplicationFiled: February 24, 2010Publication date: August 2, 2012Applicant: H. Lundbeck A/SInventors: Benny Bang-Andersen, Mogens Larsen, Klaus Gundertofte, Morten Jorgensen, Jennifer Larsen, Niels Mork, HåKan Wikström
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Patent number: 8232311Abstract: The present invention generally relates to a series of compounds, to pharmaceutical compositions containing the compounds, and to use of the compounds and compositions as therapeutic agents. More specifically, compounds of the present invention are tricyclic indeno-pyrrole compounds. These compounds are serotonin receptor (5-HT) ligands and are useful for treating diseases, disorders, and conditions wherein modulation of the activity of serotonin receptors (5-HT) is desired (e.g. anxiety, depression and obesity).Type: GrantFiled: March 25, 2011Date of Patent: July 31, 2012Assignee: Athersys, Inc.Inventors: Youssef L. Bennani, Bayard Huck, Michael J. Robarge
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Publication number: 20120165545Abstract: This invention provides improved processes for the preparation of 5-chloro-2-methyl-2,3,3a,12b-tetrahydro-1H-dibenzo[2,3:6,7]oxepino[4,5-c]pyrrole, asenapine. These processes allow the preparation of asenapine at industrial scale in good yields and high stereoselectivity.Type: ApplicationFiled: December 23, 2011Publication date: June 28, 2012Applicant: Medichem, S.A.Inventors: Jordi BOSCH i LLADÓ, Ernesto DURAN LOPEZ
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Patent number: 8198447Abstract: A fused tricyclic compound having aldose reductase inhibitory activity and shown by the following formula, wherein R1 represents 1 to 3 atoms or substituents selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl, cycloalkyl, alkylene, or alkoxy group, and a protected or unprotected hydroxyl or carboxyl group, R2 represents a protected or unprotected carboxyl group, R3 represents 1 or 2 atoms or substituents selected from a hydrogen atom, a halogen atom, an oxo group, a substituted or unsubstituted alkyl or alkoxy group, and a protected or unprotected carboxyl group, A represents an alkylene group, and B represents an oxygen atom, a sulfur atom, or a group shown by the following formula, wherein R4 represents an alkyl or aryl group substituted by an aryl, cycloalkyl, or heterocyclic group, and X represents an oxygen atom or a sulfur atom, provided that, when B represents a group shown by the following formula: wherein R4 represents an alkyl or aryl group substitutedType: GrantFiled: February 11, 2010Date of Patent: June 12, 2012Assignee: National University Corporation University of ToyamaInventors: Naoki Toyooka, Atsushi Kato, Isao Adachi
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Patent number: 8153671Abstract: The invention provides a novel class of compounds, pharmaceutical compositions comprising such compounds and methods of using such compounds to treat or prevent diseases or disorders associated with abnormal or deregulated TPO activity, particularly diseases or disorders that involve thrombocytopenia.Type: GrantFiled: July 14, 2006Date of Patent: April 10, 2012Assignee: IRM LLCInventors: Phillip B. Alper, Thomas Marsilje, Arnab Chatterjee, Wenshuo Lu, Daniel Mutnick, Michael Roberts, Yun He