Patents Assigned to Scinopharm Taiwan, Ltd.
  • Patent number: 9643931
    Abstract: The present invention provides a process for the efficient preparation of enzalutamide.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: May 9, 2017
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: Yuan-Xiu Liao, Jiunn-Cheh Guo, Wen-Li Shih, Shang-Hong Chen
  • Patent number: 9604990
    Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: March 28, 2017
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: Ying-Tzu Lin, Kuan-Hsun Wang, Wei-Shuo Lo, Wen-Wei Lin, Wan-Yin Cheng
  • Patent number: 9556218
    Abstract: The present invention provides intermediates for preparing abiraterone, and processes for preparing abiraterone and intermediates thereof. The intermediates include a compound of formula (IV): wherein R represents a hydroxy-protecting group.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: January 31, 2017
    Assignee: ScinoPharm Taiwan, Ltd.
    Inventors: Lung-Huang Kuo, Hsiao-Ping Fang, Ming-Feng Wu, Yu-Sheng Chang
  • Patent number: 9465032
    Abstract: The present disclosure relates to a method for selecting a pool of molecules comprising detecting if the pool of molecules has binding specificity to an agent. A method for selecting a pool of biological markers in or on a cell, a composition comprising a pool of molecules, a method for delivering a therapeutic agent, and a method for diagnosing a condition in a subject are also provided.
    Type: Grant
    Filed: December 4, 2012
    Date of Patent: October 11, 2016
    Assignees: SCINOPHARM TAIWAN LTD., NATIONAL YANG-MING UNIVERSITY
    Inventors: Hardy W. Chan, Chi-Ying Huang
  • Patent number: 9441053
    Abstract: The present invention describes an analytical method for detecting and quantitating poly-sulfated oligosaccharides, including Fondaparinux sodium, using hydrophilic interaction ultra-performance liquid chromatography (HILIC-UPLC) coupled with a charged aerosol detector (CAD) or a mass spectrometer (MS). This analytical method provides in-process control in a total synthesis of highly sulfated oligosaccharides by separation, quantification and mass identification. Systems and conditions utilizing such methods are also provided.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: September 13, 2016
    Assignee: ScinoPharm Taiwan, Ltd.
    Inventors: ChungYao Wang, Imin Huang, ChiaYen Wu, YungTe Chiang, Helen Chao
  • Patent number: 9346844
    Abstract: The present invention provides novel processes for the preparation of Fondaparinux sodium by using the compound of formula ABC5 In some embodiments, the intermediates for the synthesis of Fondaparinux sodium, are also provided.
    Type: Grant
    Filed: July 25, 2013
    Date of Patent: May 24, 2016
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: Lung-Huang Kuo, Shang-Hong Chen, Li-Ting Wang, Wen-Li Shih, Yuan-Xiu Liao
  • Patent number: 9328100
    Abstract: The present application discloses a stereoselective process for the preparation of ?-C-arylglucosides that does not require the use of conventional carbohydrate protecting groups. In one embodiment, the stereoselective process comprises the preparation of the compound of formula I: the process comprising: a) contacting 1,6-anhydro-?-D-glucopyranose with a compound of formula II, R1R2R3Al, in a solvent to form a first reaction mixture; b) contacting the first reaction mixture of step a) with a second reaction mixture to form a third reaction mixture, wherein the second reaction mixture is prepared by contacting an organoaluminum compound of formula III, R4aR5bAlXc, with a compound of formula IV, ArM; and c) contacting the third reaction mixture with a reagent to form the compound of the formula I.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: May 3, 2016
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: Julian Paul Henschke, Ping-Yu Wu, Jyh-Hsiung Liao, Chen-Wei Lin
  • Patent number: 9309259
    Abstract: The present invention relates to a novel process of making ixabepilone, ixabepilone derivatives and analogues, and intermediates thereof.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: April 12, 2016
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: Yue Chen, Tsung Yu Hsiao, Julian P. Henschke
  • Publication number: 20150291569
    Abstract: The present application discloses a stereoselective process for the preparation of ?-C-arylglucosides that does not require the use of conventional carbohydrate protecting groups.
    Type: Application
    Filed: April 10, 2015
    Publication date: October 15, 2015
    Applicant: ScinoPharm Taiwan, Ltd.
    Inventors: Julian Paul Henschke, Ping-Yu Wu, Jyh-Hsiung Liao, Chen-Wei Lin
  • Patent number: 9150615
    Abstract: The invention provides a process for the preparation of leuprolide or its pharmaceutical acceptable salts by a combination of solid phase synthesis and post assembly solution phase amidation. The invention also relates to applying a non-protected leuprolide precursor to prepare leuprolide or its pharmaceutically acceptable salts.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: October 6, 2015
    Assignee: ScinoPharm Taiwan, Ltd.
    Inventors: Tsung Yu Hsiao, Shih Wei Lee
  • Publication number: 20150166602
    Abstract: The invention provides a process for the preparation of leuprolide or its pharmaceutical acceptable salts by a combination of solid phase synthesis and post assembly solution phase amidation. The invention also relates to applying a non-protected leuprolide precursor to prepare leuprolide or its pharmaceutically acceptable salts.
    Type: Application
    Filed: December 18, 2013
    Publication date: June 18, 2015
    Applicant: ScinoPharm Taiwan, Ltd.
    Inventors: Tsung Yu Hsiao, Shih Wei Lee
  • Patent number: 9051322
    Abstract: A process of making a pemetrexed salt comprising: a) reacting a compound of formula II or an acid salt thereof, wherein each of R1 and R2 is independently a C1-C6 alkyl group, with an aqueous basic solution at a temperature of no more than 10° C. to obtain a first mixture comprising the pemetrexed salt; b) isolating the pemetrexed salt from the first mixture.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: June 9, 2015
    Assignee: SCINOPHARM TAIWAN, LTD.
    Inventors: ShangHong Chen, HuangHsiung Lin
  • Patent number: 8999941
    Abstract: The present invention provides amorphous forms and the crystalline complexes of SGLT2 inhibitors as a novel material, in particular in pharmaceutically acceptable form. The crystalline forms of SGLT2 inhibitor canagliflozin are designated as Forms CS1, CS2, CS3, CS4 and CS5.
    Type: Grant
    Filed: October 30, 2012
    Date of Patent: April 7, 2015
    Assignee: ScinoPharm Taiwan, Ltd.
    Inventors: Julian Paul Henschke, Meng-Fen Ho, Shu-Ping Chen, Yung-Fa Chen
  • Patent number: 8952139
    Abstract: The present invention provides processes (e.g., arylation reaction) for stereoselectively preparing C-arylglucosides that can be useful as synthetic building block or drugs, including SGLT2 inhibitors.
    Type: Grant
    Filed: November 7, 2012
    Date of Patent: February 10, 2015
    Assignee: ScinoPharm Taiwan, Ltd
    Inventors: Julian Paul Henschke, Chen-Wei Lin, Ping-Yu Wu, Chi-Nung Hsiao, Jyh-Hsiung Liao, Tsung-Yu Hsiao
  • Publication number: 20150031866
    Abstract: The present invention provides improved processes of preparing Fondaparinux sodium comprising converting a compound of formula ABCDE4 to Fondaparinux sodium at a reaction pH of no more than about 9.0. In some embodiments, the intermediates for the synthesis of Fondaparinux sodium, are also provided.
    Type: Application
    Filed: July 25, 2013
    Publication date: January 29, 2015
    Applicant: Scinopharm Taiwan, LTD.
    Inventors: Lung-Huang Kuo, Shang-Hong Chen, Li-Ting Wang, Wen-Li Shih, Yuan-Xiu Liao
  • Publication number: 20150031865
    Abstract: The present invention provides novel processes for the preparation of Fondaparinux sodium by using the compound of formula ABC5 In some embodiments, the intermediates for the synthesis of Fondaparinux sodium, are also provided.
    Type: Application
    Filed: July 25, 2013
    Publication date: January 29, 2015
    Applicant: Scinopharm Taiwan, LTD.
    Inventors: Lung-Huang Kuo, Shang-Hong Chen, Li-Ting Wang, Wen-Li Shih, Yuan-Xiu Liao
  • Publication number: 20150013438
    Abstract: The present invention describes an analytical method for detecting and quantitating poly-sulfated oligosaccharides, including Fondaparinux sodium, using hydrophilic interaction ultra-performance liquid chromatography (HILIC-UPLC) coupled with a charged aerosol detector (CAD) or a mass spectrometer (MS). This analytical method provides in-process control in a total synthesis of highly sulfated oligosaccharides by separation, quantification and mass identification. Systems and conditions utilizing such methods are also provided.
    Type: Application
    Filed: July 11, 2013
    Publication date: January 15, 2015
    Applicant: Scinopharm Taiwan, LTD.
    Inventors: ChungYao Wang, Imin Huang, ChiaYen Wu, YungTe Chiang, Helen Chao
  • Patent number: 8933196
    Abstract: A method of purifying a compound from a mixture through a chromatographic column loaded with a column adsorbent. The method comprises: applying the mixture to the chromatographic column; eluting the mixture with an elution solvent composition; and collecting the compound; wherein at least one of the column adsorbent and elution solvent is selected based on one of solubility parameters of the compound, column adsorbent, elution solvent, and conformation energy of the compound.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: January 13, 2015
    Assignees: National Central University, Scinopharm Taiwan Ltd.
    Inventors: Wen-Yih Chen, Li-Chiao Chang, Ruoh-Chyu Ruaan, Ching-Wei Tsai
  • Patent number: 8859765
    Abstract: The present invention provides efficient and economical methods for synthesis of (?)-2-exo-morpholinoisoborne-10-thiol, its enantiomer, and related chiral catalysts. Novel compounds and methods of asymmetric synthesis are also disclosed.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: October 14, 2014
    Assignee: ScinoPharm Taiwan, Ltd.
    Inventors: Ping-Yu Wu, Julian Paul Henschke
  • Patent number: 8846953
    Abstract: The present invention provides for synthetic processes for the making of substituted 3-((pyrrol-2-yl)methylene)-2-pyrrolones, including sunitinib. The present invention also provides for a process of crystallizing substantially pure sunitinib L-malate.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: September 30, 2014
    Assignee: Scinopharm Taiwan, Ltd.
    Inventors: Julian P. Henschke, Yung-Fa Chen