摘要:
The present invention relates to carboxylic acid derivatives of the formula I where the substituents have the meanings explained in the description, and to preparation and use as endothelin receptor antagonists.
摘要:
The invention relates to carboxylic acid derivatives of the formula I where the radicals have the meanings stated in the description, and to their use as drugs.
摘要:
A process for preparing endothelin receptor antagonists of the sulfanyl type of the general formula I by nucleophilic reaction of a carboxylic acid derivative of the formula II with a sulfide of the formula III to give endothelin receptor antagonists of the formula I.
摘要:
The invention relates to carboxylic acid derivatives of formula (I), wherein the substituents have the meaning as commented in the description. It also relates to the production and use of same as endothelin receptor antagonists.
摘要:
The present invention relates to carboxylic acid derivatives of the formula I the substituents having the meanings explained in the description, preparation and use as endothelin receptor antagonists.
摘要:
The invention relates to a novel antibiotic from the macrolactin group and a microbial method for production of macrolactins and a novel isolated Bacillus subtilis, of application as the producing strain for the known Macrolactin A and the novel derivative.
摘要:
The present invention relates to a novel group of compounds having antibiotic, antifungal and/or cytostatic properties, which are obtainable from myxobacteria, especially of the genus Sorangium, preferably Sorangium cellulosum. One representative of this group of compounds is currently named Disorazole Z and Disorazole Z-epoxide, respectively, with specific substituents and specific unsaturated bonds to its cyclic core structure:
摘要:
A chromium(VI)-free, chromium(III)-containing and substantially coherent conversion layer on zinc or zinc alloys presenting, even in the absence of further components such as silicate, cerium, aluminum and borate, a corrosion protection of approx. 100 to 1000 h in the salt spray test according to DIN 50021 SS or ASTM B 117-73 until first attack according to DIN 50961 Chapter 10; being clear, transparent and substantially colorless and presenting multi colored iridescence; having a layer thickness of approx. 100 nm to 1000 nm; and being hard, adhering well and being resistant to wiping.
摘要:
A process for preparing 2-hydroxycarboxylic esters having a quaternary &bgr;-carbon atom by reaction of glycidyl esters with an organoaluminum reagent is described.
摘要:
The invention relates to compounds of the following general formula I ##STR1## especially the compound of formula Ia referred to as thiangazole ##STR2## their pharmaceutically acceptable acid addition salts, processes for their preparation and therapeutic compositions and compositions that can be used in crop-protection.