Abstract: Provided herein are macrocyclic serine protease inhibitor compounds, for example, of Formula I, pharmaceutical compositions comprising the compounds, and processes of preparation thereof. Also provided are methods of their use for the treatment of an HCV infection in a host in need thereof.

Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, esters, or prodrugs thereof: Q-G-A-L-B—W??(I), which inhibit RNA-containing virus, particularly the hepatitis C virus (HCV). Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

Abstract: Inhibitors of HCV replication of formula (I) including stereochemically isomeric forms, and salts, hydrates, solvates thereof, wherein Y, R1, R2, R4 and n have the meaning defined in the claims. The present invention also relates to processes for preparing said compounds, pharmaceutical compositions containing them and their use in HCV therapy.

Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.

Abstract: The present invention relates to Rifaximin polymorphic, salt, hydrate, and amorphous forms, to their use in medicinal preparations and to therapeutic methods using them.

Abstract: The present invention relates to macrocyclic compounds of formula (I) that are useful as inhibitors of the hepatitis C virus (HCV) NS3 protease, their synthesis, and their use for treating or preventing HCV infections.

Abstract: The invention relates to ring-annulated dihydropyrrolo[2,1-a]isoquinoline compounds according to general Formula I or a pharmaceutically acceptable salt thereof. The compounds can be used for the treatment of infertility.

Abstract: The present invention relates to macrocyclic compounds of formula (I) that are useful as inhibitors of the hepatitis C virus (HCV) NS3 protease, their synthesis, and their use for treating or preventing HCV infections.

Abstract: Organic compounds that are useful for the treatment, prevention and/or amelioration of diseases are described.

Abstract: Salarines and Tulearins isolated from Fascaplysinopsis sp. sponge and synthetic derivatives thereof are provided.

Abstract: We describe the functional cloning and the use of a non-fungal inositol phosphoryceraminde synthase (IPC synthase) in a screening assay for the identification of agents that target and antagonize the activity of IPC synthase.

Abstract: The Huisgen 1,3-dipolar cycloaddition is a ‘click’ reaction that results from the ligation of azides and alkynes to give a triazole moiety. This reaction has been shown to be effective in the formation of a variety of macrocyclic rings. A key point of interest is the regioselectivity and specificity of the cycloaddition. Disclosed herein are specific, selective, and high-yielding methods of azide-alkyne macrocyclization to form 1,4- and 1,5-triazoles and libraries thereof.

Abstract: Disclosed are rifamycin derivatives having antibacterial activities, wherein the compounds have the following general formula: wherein: R is hydrogen or acetyl; R1 and R2 are independently selected from the group consisting of hydrogen, (C1-4)alkyl, benzyloxy, mono- and di-(C1-3)alkylamino-(C1-4)alkyl, (C1-3)alkoxy, (C1-4)alkyl, hydroxy-methyl, hydroxy-(C2-4)-alkyl, and nitro or R1 and R2 taken together with two consecutive carbon atoms of the pyridine nucleus form a benzene ring optionally substituted by one or two methyl or ethyl groups and R3 is hydroxyalkyl(C1-4). In addition, processes to obtain these compounds are described.

Abstract: Luminescent reporter compounds that are rotaxanes having the structure where B—Z—C is a reporter molecule based on a cyanine, squaric acid, or other reporter, and K is a macrocycle that encircles and interlocks with the reporter molecule. Applications of the reporter compounds are provided, as well as reactive intermediates used to synthesize the reporter compounds, and methods of synthesizing the reporter compounds.

Abstract: The present application describes macrocyclic compounds of formula (I) with NS3 protease inhibitory activity for treating hepatitis C virus infection.

Abstract: The present application describes organic compounds that are useful for the treatment, prevention and/or amelioration of human diseases.

Abstract: Provided herein are compositions, all related stereoisomers as well as pharmaceutically acceptable salts provided as simplified analogs of pateamine A, in which the analogs generally are devoid of the C3-amino and C5-methyl groups, also referred to as desmethyl, desamino-pateamine A. Suitable analogs provide anticancer and antiproliferative effects in vivo and in vitro by a novel drug mechanism of action described herein for pateamine A, including inhibition of eIF4A-dependent translation initiation. As with pateamine A, as described herein, suitable analogs cause cell cycle arrest or induce apoptosis in transformed cells. However, toxicity of such compounds to slow growing normal cells is low. In addition, such analogs, like pateamine A, target translation initiation factors and are useful as anticancer and antiproliferative agents in subjects in need thereof.

Abstract: A medicament having inhibitory activity against NF-?B activation which comprises as an active ingredient a substance selected from the group consisting of a compound represented by the following general formula (I) and a pharmacologically acceptable salt thereof, and a hydrate thereof and a solvate thereof: wherein X represents a connecting group whose number of atoms in a main chain is 2 to 5 (said connecting group may be substituted), “A” represents an acyl group which may be substituted, (provided that unsubstituted acetyl group and unsubstituted acryloyl group are excluded,) or a C1 to C6 alkyl group which may be substituted, or A may bind to connecting group X to form a cyclic structure which may be substituted, “E” represents an aryl group which may be substituted or a heteroaryl group which may be substituted, ring Z represents an arene which may have one or more substituents in addition to the group represented by formula —O-A wherein A has the same meaning as that defined above and the group r

Abstract: The present invention relates to a compound of Formula (I), its geometrical isomers, in an optically active form as enantiomers, diastereomers, as well as in the form of racemate, as well as pharmaceutically acceptable salts thereof, wherein R is selected from CONHOH, CONHCH2SH, CONHCH2SCOCH3, SH, SCOCH3, SCH3, N(OH)COH, COCONHCH3 and CF3 for the preparation of a medicament, in particular for selectively inducing terminal differentiation of neoplastic cells and thereby inhibiting proliferation of such cells, for inducing differentiation of tumor cells in a tumor, for inhibiting the activity of histone deacetylase and for the treatment of primary cancer or secondary cancer.

Abstract: The present invention provides conformationally-defined macrocyclic compounds that bind to and/or are functional modulators of the motilin receptor including subtypes, isoforms and/or variants thereof. These macrocyclic compounds, at a minimum, possess adequate pharmacological properties to be useful as therapeutics for a range of disease indications. In particular, these compounds are useful for treatment and prevention of disorders characterized by hypermotilinemia and/or gastrointestinal hypermotility, including, but not limited to, diarrhea, cancer treatment-related diarrhea, cancer-induced diarrhea, chemotherapy-induced diarrhea, radiation enteritis, radiation-induced diarrhea, stress-induced diarrhea, chronic diarrhea, AIDS-related diarrhea, C.

Abstract: A family of imidazole compounds useful for inhibiting the activity of prenyl transferases. The compounds are covered by the following formula: wherein X is (CHR11)n3(CH2)n4Z(CH2)n5 where Z is O, N(R12), S, or a bond; Y is CO, CH2, CS, or a bond; R1 is or N(R24R25); and the remaining substituents are as defined in the disclosure.

Abstract: The present invention is directed to macrocyclic tertiary amine compounds represented by general formula (I) which are inhibitors of the beta-secretase enzyme and that are useful in the treatment of diseases in which the beta-secretase enzyme is involved, such as Alzheimer's disease. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the treatment of such diseases in which the beta-secretase enzyme is involved.

Abstract: Novel spatially-defined macrocyclic compounds incorporating peptide bond surrogates are disclosed. Libraries of these macrocycles are then used to select one or more macrocycle species that exhibit a specific interaction with a particular biological target, in particular, compounds according to the invention are disclosed as agonists or antagonists of a mammalian motilin receptor and a mammalian ghrelin receptor.

Abstract: The present invention provides novel conformationally-defined macrocyclic compounds that have been demonstrated to be selective modulators of the ghrelin receptor (growth hormone secretagogue receptor, GHS-R1a and subtypes, isoforms and/or variants thereof). Methods of synthesizing the novel compounds are also described herein. These compounds are useful as antagonists or inverse agonists of the ghrelin receptor and as medicaments for treatment and prevention of a range of medical conditions including, but not limited to, metabolic and/or endocrine disorders, cardiovascular disorders, obesity and obesity-associated disorders, gastrointestinal disorders, genetic disorders, hyperproliferative disorders and inflammatory disorders.

Abstract: The present invention provides novel conformationally-defined macrocyclic compounds that have been demonstrated to be selective modulators of the ghrelin receptor (growth hormone secretagogue receptor, GHS-R1a and subtypes, isoforms and variants thereof). Methods of synthesizing the novel compounds are also described herein. These compounds are useful as agonists of the ghrelin receptor and as medicaments for treatment and prevention of a range of medical conditions including, but not limited to, metabolic and/or endocrine disorders, gastrointestinal disorders, cardiovascular disorders, obesity and obesity-associated disorders, central nervous system disorders, genetic disorders, hyperproliferative disorders and inflammatory disorders.

Abstract: The present invention provides novel conformationally-defined macrocyclic compounds that have been demonstrated to be selective modulators of the ghrelin receptor (growth hormone secretagogue receptor, GHS-R1a and subtypes, isoforms and variants thereof). Methods of synthesizing the novel compounds are also described herein. These compounds are useful as agonists of the ghrelin receptor and as medicaments for treatment and prevention of a range of medical conditions including, but not limited to, metabolic and/or endocrine disorders, gastrointestinal disorders, cardiovascular disorders, obesity and obesity-associated disorders, central nervous system disorders, genetic disorders, hyperproliferative disorders and inflammatory disorders.

Abstract: The present invention relates to compounds of Formula I or II, or a pharmaceutically acceptable salt, ester, or prodrug, thereof: which inhibit serine protease activity, particularly the activity of hepatitis C virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

Abstract: The invention provides a compound having a structural formula (I): X-?-Y, wherein X is an moiety that binds to the Rif pocket of a bacterial RNA polymerase, Y is a moiety that binds to the secondary channel of a bacterial RNA polymerase, and ? is a linker. The compound can act as an inhibitor of bacterial RNA polymerase. The invention has applications in control of bacterial gene expression, control of bacterial growth, antibacterial chemistry, and antibacterial therapy.

Abstract: The present invention relates to macrocyclic compounds of formula (I) that are useful as inhibitors of the hepatitis C virus (HCV) NS3 protease, their synthesis, and their use for treating or preventing HCV infections.

Abstract: The invention is related to phosphorus substituted compounds with antiviral activity, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.

Abstract: The present application describes organic compounds that are useful for the treatment, prevention and/or amelioration of diseases.

Abstract: The present invention provides novel conformationally-defined macrocyclic compounds that can function as selective modulators of the ghrelin receptor (growth hormone secretagogue receptor, GHS-R1a and subtypes, isoforms and variants thereof). Methods of synthesizing the novel compounds are also described herein. These compounds are useful as agonists of the ghrelin receptor and as medicaments for treatment and prevention of a range of medical conditions including, but not limited to, metabolic and/or endocrine disorders, gastrointestinal disorders, cardiovascular disorders, obesity and obesity-associated disorders, central nervous system disorders, bone disorders, genetic disorders, hyperproliferative disorders and inflammatory disorders.

Abstract: A family of imidazole compounds useful for inhibiting the activity of prenyl transferases. The compounds are covered by the following formula: wherein X is (CHR11)n3(CH2)n4Z(CH2)n5 where Z is O, N(R12), S, or a bond; Y is CO, CH2, CS, or a bond; R1 is or N(R24R25); and the remaining substituents are as defined in the disclosure.

Abstract: The invention relates to a process for the purification of tacrolimus comprising contacting crude tacrolimus with a silver salt dissolved in a water/organic solvent mixture and with a carrier of vegetable origin, separating the mixture from the carrier and recovering purified tacrolimus.

Abstract: A process for preparing an o-alkylated rapamycin derivative represented by the following general formula (1) is provided. The process includes the steps of reacting rapamycin with an alkyl triflate, purifying the resulting reaction product with a normal phase chromatograph and further purifying a purified product, which has been purified with the normal phase chromatograph, with a reverse phase chromatography wherein R represents an alkyl, arylalkyl, hydroxyalkyl, alkoxyalkyl, acyloxyalkyl, aminoalkyl, alkylaminoalkyl, alkoxycarbonylaminoalkyl, acylaminoalkyl, or aryl.

Abstract: The present invention concerns the compounds of formula the N-oxide forms, the pharmaceutically acceptable addition salts and the stereochemically isomeric forms thereof, wherein Z represents NH; Y represents —C3-9alkyl-, —C1-5alkyl-NR12—C1-5alkyl-, —C1-6alkyl-NH—CO— or —CO—NH—C1-6alkyl-; X1 represents —O—; X2 represents a direct bond, —NR11—C1-2alkyl-, —NR11—CH2—, —C1-2alkyl-, —O—C1-2alkyl, —O— or —O—CH2—; R1 represents hydrogen or halo; R2 represents hydrogen, cyano, halo, hydroxycarbonyl-, C1-4alkyloxycarbonyl-, Het16-carbonyl- or Ar5; R3 represents hydrogen, hydroxy, C1-4alkyloxy-, Ar4—C1-4alkyloxy or R3 represents C1-4alkyloxy substituted with one or where possible two or more substituents selected from C1-4alkyloxy- or Het2-; R10 represents hydrogen; R11 represents hydrogen, C1-4alkyl- or C1-4alkyl-oxy-carbonyl-; R12 represents Het14-C1-4alkyl, in particular morpholinyl-C1-4alkyl; Het2 represents a heterocycle selected from morpholinyl or piperidinyl optionally substituted with C1-4alkyl-, preferab

Abstract: Certain water-soluble thiazolyl peptides are antibiotic capable of treating serious bacterial infections in mammals, and particularly, in humans. Some of the analogs can also be employed as versatile intermediates for the preparation of new derivatives with useful antibacterial activity.

Abstract: The invention relates to novel macrocyclic compounds of the formula (I), in which all of the variables are as defined in the specification, the number of ring atoms included in the macrocyclic ring being 14, 15, 16 or 17, in free base form or in acid addition salt form, to their preparation, to their use as medicaments and to medicaments comprising them.

Abstract: The present invention relates to new macrocycles of the general formula (I) as well as their use for the treatment of cancer diseases

Abstract: This invention provides progesterone receptor modulators having the structure: wherein R1 to R7, X, and Q are as defined in the specification; or a pharmaceutically acceptable salt thereof.

Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit serine protease activity, particularly the activity of hepatitis C virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

Abstract: A microbial method for the preparation of an epothilone containing a terminal hydroxyalkyl group, comprising contacting at least one epothilone having a terminal alkyl group with an enzyme or microorganism capable of catalyzing the selective hydroxylation of said alkyl group to a hydroxyalkyl group, and effecting said hydroxylation.

Abstract: The present invention relates to compounds of Formula I or II, or a pharmaceutically acceptable salt, ester, or prodrug, thereof: which inhibit serine protease activity, particularly the activity of hepatitis C virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.

Abstract: This invention relates to tricyclic compounds having spiro union represented by the following formula (I) or its salt which is useful as a drug, and in particular, as an inhibitor for activated blood coagulation factor X, which can be administered orally and which exhibits strong anticoagulation action. The invention also relates to a pharmacophore which was derived from the compound and is useful in molecular designing of the FXa inhibitor.

Abstract: Methods and compositions of antidepressants and analogs thereof for inducing local long-lasting anesthesia and analgesia are provided. The methods and compositions are useful for alleviating acute and chronic pain, particularly useful for treating a localized pain.

Abstract: A novel fused bicyclic pyridine derivative or a salt thereof that acts as a tachykinin receptor antagonist, in particular as an NK1 receptor antagonist, is represented by the following general formula (1): wherein the rings A and B are each a benzene ring which may have 1 to 3 substituents (any adjacent two of which may be bound to one another to form a ring); the ring C is a nitrogen-containing ring having a hydrogen atom substituted with a nitrogen atom; R1 and R2 are each independently a hydrogen atom, a C1 to C6 alkyl group, a C1 to C6 alkylsulfonyl group, a C1 to C6 alkylcarbonyl group, or a C1 to C6 alkoxycarbonyl group, or R1 and R2 are bound to one another to form the ring D; m is 1 or 2; n is 2 or 3; and q is an integer from 1 to 4.

Abstract: The present invention is directed, in general, to a contrast agent comprising a tetraazacyclododecane ligand and comprising a macrocyclic ring and a paramagnetic metal ion coordinated to the tetraazacyclododecane ligand. Pendent arms R, R?, R? and R?? attached to a ring nitrogen. The pendent arms have the general formula: ?C?HR1R2 and for three or more of the pendant arms a chirality of the carbon atoms C? are identical for each of three or more of the pendant arms. The R1 group is larger than hydrogen and R2 is selected from the group consisting of: an alcohol, amides, a carboxylate, phosphinates and a phosphonate. One or more substituents R6 is a group larger than a methyl group and is located on one or more ring carbons.

Abstract: A novel fused bicyclic pyrimidine derivative or a salt thereof that acts as a tachykinin receptor antagonist and, in particular, as an NK1 receptor antagonist is represented by the following general formula (1): wherein the rings A and B are each a benzene ring having 1 to 3 substituents (any adjacent two of which may be bound to one another to form a ring); the ring C is a nitrogen-containing ring; m is 1 or 2; and n is 2 or 3.

Abstract: The present invention relates to epothilone derivatives, having the following formula in which the variables G, W, Q, X, Y, B1, B2, Z1, Z2, and R1-R7 are as defined herein, methods for the preparation of the derivatives and intermediates thereof.

Abstract: The present invention relates to compounds of Formula I or II, or a pharmaceutically acceptable salt, ester, or prodrug, thereof: which inhibit serine protease activity, particularly the activity of hepatitis C virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis C virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.