
n.二溴
Dibromo neopentyl glycol was prepared from pentaerythritol and hydrobromic acid. 由季戊醇、氫溴酸制備了二溴新戊二醇。
A bromide based bactericide with 2,2 dibromo 3 nitrilopropionamide as the main agent has been developed. 研制一種以2,2-二溴-3-次氮基丙酰胺為主劑的殺菌劑。
Our main products are: dibromo propane, allene, methanol, ethanol, benzene, acetylene, potassium bromide, bromine, etc.. 我公司主要生產(chǎn)產(chǎn)品為:二溴丙烷
Dibromo neopentyl glycol, useful as a reacting fire retardent, is suitable to make unsaturated polyester resin, bromine - containing epoxy resin,etc. 二溴新戊二醇作為一種反應(yīng)型阻燃劑,適用于制造不飽和聚酯樹脂、含溴環(huán)氧樹脂等。
Based on the comparison of the various producing processes of 2,6 dibromo benzenamine, an improved process for the synthesis of 2,6 dibromo benzenamine is put forward. 對(duì)2,6二溴苯胺的生產(chǎn)工藝路線進(jìn)行了比較,提出以對(duì)氨基苯磺酸為起始原料,經(jīng)與氫氧化鋇成鹽,再經(jīng)溴化,水解,可得2,6二溴苯胺。