发明申请
- 专利标题: Process for the production of organic dithiopyrophosphates
- 专利标题(中): 有机二硫代磷酸盐生产工艺
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申请号: US13126422申请日: 2009-10-21
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公开(公告)号: US20110207955A1公开(公告)日: 2011-08-25
- 发明人: Gesa Paradies , Thomas Riedel , Christian Schnider
- 申请人: Gesa Paradies , Thomas Riedel , Christian Schnider
- 申请人地址: CH Basel
- 专利权人: LONZA LTD.
- 当前专利权人: LONZA LTD.
- 当前专利权人地址: CH Basel
- 优先权: EP08018859.2 20081029; EP09008812.1 20090706
- 国际申请: PCT/EP09/07532 WO 20091021
- 主分类号: C07F9/17
- IPC分类号: C07F9/17
摘要:
Organic dithiopyrophosphates of formula wherein R1, R2, R3, R4 and R5 independently are hydrogen, C1-4 alkyl, chloromethyl or bromomethyl, are prepared in a two-step process from the corresponding 1,3-diols and thiophosphoryl chloride, using 3-methylpyridine both as solvent and as base.
公开/授权文献
- US08324418B2 Process for he production of organic dithiopyrophosphates 公开/授权日:2012-12-04
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