Aztreonam

Profile: Byelen Chemicals Co Ltd offers fine chemicals, special fluorine chemicals, pharmaceutical intermediates & bulk, food additive & health products and functional organic materials. Fluoro chemicals include 1,3-difluorobenzene, 1-bromo-3,4,5-trifluorobenzene, 2-chloro-4-(trifluoromethyl)pyridine, 2-chloro-5-trifluoro-methyl pyridine, 3,4,5-trifluorophenol, 3,4-difluoronitrobenzene and 3,5-difluoro-4-cyanophenol. Fine chemicals include (R)-3-aminopiperidine dihydrochloride, 2,3,5,6...