Abstract:
A process for the preparation of amines comprising the following steps: (a) providing hydrogen with a molar share of deuterium ≤ 100 ppm, preferably in the range of from 10 to 95 ppm, more preferably in the range of from 15 to 90 ppm, most preferably in the range of from 20 to 80 ppm, especially in the range of from 30 to 75 ppm, based on the total hydrogen content, by electrolysis of water using electrical power generated at least in part from non-fossil energy, (b) reacting the hydrogen from step (a) with nitrogen to form ammonia, (c) reacting the ammonia from step (b) with a nitrile compound or hydrogen cyanide (I)
R-CN (I)
in the presence of hydrogen from step (a) to form the corresponding amine (II)
Abstract:
The present invention relates to crystalline materials comprising nilotinib and a carboxylic acid, carboxylic acid ester, carboxylic acid amide or sulfonic acid as a co-crystal former, and to pharmaceutical compositions comprising said materials. The invention also relates to processes for preparing said crystalline materials and to methods of using said crystalline materials to treat a disease condition in which tyrosine kinase inhibition is beneficial.
Abstract:
The present invention primarily relates to multicomponent crystals comprising a compound of formula 1 and a second compound selected from the group consisting of menthol and vanillin. The invention is further related to pharmaceutical compositions comprising such multicomponent crystals. Furthermore, the invention relates to processes for preparing said multicomponent crystals. The invention also relates to several aspects of using said multicomponent crystals or pharmaceutical compositions to treat a disease.
Abstract:
Combinations of (3β)-17-(pyridin-3-yl)androsta-5,16-dien-3-yl acetate (Abiraterone acetate) with acidic substances such as citric acid, ascorbic acid, methyl-4-hydroxy benzoate, saccharin, vanillic acid, adipic acid, maleic acid, malic acid, tartaric acidare useful as pharmaceutical preparations and show improved properties such as aqueous solubility and dissolution kinetics, especially in the form of cocrystals or their combination with a suitable acid.
Abstract:
The present invention primarily relates to salts of Dasatinib, wherein the salts are in amorphous form. The salts described herein preferably comprise a cation of a compound of formula 1 and an anion of a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin. The invention is further related to pharmaceutical compositions comprising such a salt. Furthermore, the invention relates to processes for preparing said salts. The invention also relates to several aspects of using said salt or pharmaceutical composition to treat a disease.
Abstract:
The present invention refers to a multicomponent crystalline system (co-crystal) comprising a compound of formula 1 (INN: Dasatinib) and a second compound selected from methyl-4-hydroxybenzoate, or nicotinamide, or ethyl gallate, or methyl gallate, or propyl gallate, or ethyl maltol or vanillin, or men- thol, or (1R,2S,5R)-(-)-menthol,as well as to a process for obtaining the same.
Abstract:
The present invention primarily relates to molecular crystalline substances, preferably salts of Dasatinib in crystalline form, comprising a compound of formula 1, preferably a cation of a compound of formula 1, and a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin, preferably an anion thereof. The Invention is further related to pharmaceutical compositions comprising such a substance. Furthermore, the Invention relates to processes for preparing said substances. The invention also relates to several aspects of using said substances or pharmaceutical compositions to treat a disease.
Abstract:
The present invention refers to a multicomponent crystalline system (co-crystal) comprising a compound of formula (1) (4-[3,5-Bis(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl]benzoic acid; INN:Deferasirox) formula (1) and a compound of formula (2) (Isonicotinamide; pyridine-4-carboxamide) formula (2), as well as to a process for obtaining the same.
Abstract:
A process for the preparation of a hydrogenation product of a carbohydrate or furfural comprising the following steps: (a) providing hydrogen with a molar share of deuterium ≤ 100 ppm, based on the total hydrogen content, by electrolysis of water using electrical power generated at least in part from non-fossil energy, (b) at least partially hydrogenating a carbohydrate or furfural to form the corresponding hydrogenation product of the carbohydrate or furfural.