Chemical patent from PubChem database. Patent Number: AT-E401253-T1. Title: Pharmaceutical Salt Forms. Filing Date: 1996-11-06. Inventors: Chen, Wei, Kumar, Raj, Williams, Sarah. Abstract: Novel pharmaceutical salt forms are provided, exhibiting improved physicochemical properties including enhanced solubility, stability, and bioavailabi... IPC Classifications: C07D, C07F, A61K. This patent covers 46 claims related to 2 chemical compounds. Useful for intellectual property research, prior art searches, and chemical innovation tracking.

Chemical patent from PubChem database. Patent Number: AT-E399842-T1. Title: Polymorphic Forms of Active Compounds. Filing Date: 1995-11-24. Inventors: Kim, Young-Soo, Taylor, Elizabeth. Abstract: The invention describes polymorphic forms of active pharmaceutical compounds, each characterized by distinct crystallographic and thermal properties. IPC Classifications: B01J, C07C, C07D. This patent covers 20 claims related to 4 chemical compounds. Useful for intellectual property research, prior art searches, and chemical innovation tracking.

Chemical patent from PubChem database. Patent Number: AT-E399536-T1. Title: Novel Pharmaceutical Composition. Filing Date: 2005-01-20. Inventors: Wilson, James, Brown, Patricia, Lee, David. Abstract: The present invention relates to a novel pharmaceutical composition comprising one or more active pharmaceutical ingredients and pharmaceutically acce... IPC Classifications: C07C, C07B, A61K. This patent covers 15 claims related to 5 chemical compounds. Useful for intellectual property research, prior art searches, and chemical innovation tracking.

Chemical patent from PubChem database. Patent Number: AT-E401133-T1. Title: Combinatorial Chemistry Method. Filing Date: 1996-06-25. Inventors: Garcia, Maria, Miller, Thomas. Abstract: A combinatorial chemistry method for generating libraries of chemical compounds is disclosed, enabling rapid identification of lead compounds for drug... IPC Classifications: C12N, C12P, A61K. This patent covers 31 claims related to 5 chemical compounds. Useful for intellectual property research, prior art searches, and chemical innovation tracking.

The present invention relates to mesogenic, cross-linkable mixtures comprising (i) a cross-linkable liquid crystalline host compound comprising at least one cross-linkable liquid crystalline compound, and (ii) at least one chiral or achiral rod shaped additive component, wherein said additive component has a rigid core and comprises at least two fused or linked, optionally substituted, non-aromatic, aromatic, carbocyclic or heterocyclic groups, and also comprises at least one optionally substituted alkyl residue, and at least one polymerizable group and wherein the additive component has a transition temperature to the isotropic state of 40° C. or lower. The invention also relates to the novel chiral or achiral rod-shaped additive compounds used for the preparation of these mixtures, to mixtures according to the invention in form of an elastomer, polymer gel, polymer network or polymer film, to polymer networks and liquid crystalline polymer films prepared from these mixtures and to optical or electrooptical components comprising polymer networks and liquid crystalline polymer films prepared from such mixtures. Further, the invention relates to the use of the chiral or achiral rod shaped compounds as components of a cross-linkable liquid crystalline mixture in the production of orientated liquid crystalline polymers, to liquid crystalline mixtures comprising these compounds, to liquid crystalline polymers and liquid crystalline polymer networks prepared from such liquid crystalline mixtures, and to liquid crystalline devices comprising these compounds.

The invention relates to a method for production of alpha,beta-unsaturated amide compounds of general formula (I): whereby (A) a protective group is introduced into a molecule of general formula (II) to give a compound of formula (III), (B) the compound obtained is reacted in the presence of (i) a dehydrogenation catalyst and (ii) a suitable oxidation agent and (C) the protective groups are removed.

The invention relates to a polymerisable liquid crystal (LC) material, to optically biaxial films prepared thereof, to novel polymerisable compounds used therein and to the use of the material and films in optical devices like compensators and LC displays (LCDs).

The present invention is directed to the novel forms of risperidone, designated Form A, Fomi B and Fonn E. Methods for their preparation are also disclosed. The present invention also relates to processes for making risperidone. Pharmaceutical compositions containing the new forms of zisperidone and methods of using them are also disclosed.

A composition based on water and/or organic solvents and their use as a finish on flat materials, comprising,

A composition comprising a basic drug, a drug which forms a zwitterion, or a salt of either entity, admixed with a polymer selected from hydroxypropylmethylcellulose acetate succinate (HPMCAS), cellulose acetate trimellitate (CAT), cellulose acetate phthalate (CAP), hydroxypropylcellulose acetate phthalate (HPCAP), hydroxypropylmethyl-cellulose acetate phthalate (HPMCAP), and methylcellulose acetate phthalate (MCAP). The compositions having improved solubility, hence bioavailability, in the small intestine; Processes for testing such compositions, and methods of using such compositions. The compositions comprise the basic drug, zwitterion, or salt and one or more of the aforementioned polymers. The invention further relates to a method for increasing the bioavailability of a basic or a zwitterionic drug comprising co-administering the basic drug, the zwitterionic drug, or the salt, with one or more of the aforementioned polymers.