专利名称:Process for the preparation of
设计培训
dithiazolyldisulfidesapplication是什么意思
发明人:NOLTE, WILFRIED, DR.,KOENINGSHOFEN, HEINRICH, DR.,SICHENEDER, ADOLF, DR.申请号:EP99123202.6日本瑞穗实业银行
beautiful girl
申请日:19991125
公开号:EP1008591A1
公开日:期望月薪
英语六级分数分配
深圳心理咨询师培训
20000614
专利内容由知识产权出版社提供
摘要:Preparation of optionally substituted dithiazolyl-(2,2')-disulfides (I) compris oxidizing a corresponding substituted 2-mercaptothiazole with (gas containing) oxygen in the prence of a solvent (water), a tertiary amine and an organic iron compound. The disulfides are of formula (I): R, R<1> = hydrogen, halogen, nitro, hydroxy, optionally substituted 1-12 carbon (C) alkyl or alkoxy or 6-12 C cyclolalkyl or aryl; or RR<1> = a group of formula (II); R<2-5> = as R and R<1> Independent claims are also included for (a) (I) prepared by this method; (b) the preparation of dibenzothiazolyl-(2,2')disulfide by oxidizing 2-mercaptobenzothiazole with (gas containing) oxygen in the prence of water, a tertiary amine and iron hemiporphyrazine.
韩国的新年申请人:BAYER AKTIENGESELLSCHAFT
地址:51368 Leverkun DE
saw
国籍:DE
选修课英语更多信息请下载全文后查看