发明授权
- 专利标题: 4-Methyl-3-formyl-pentanoic acid esters
- 专利标题(中): 4-甲基-3-甲酰基 - 戊酸酯
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申请号: US352259申请日: 1982-02-25
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公开(公告)号: US4421928A公开(公告)日: 1983-12-20
- 发明人: Jacques Martel , Jean Tessier , Jean-Pierre Demoute
- 申请人: Jacques Martel , Jean Tessier , Jean-Pierre Demoute
- 申请人地址: FRX Paris
- 专利权人: Roussel Uclaf
- 当前专利权人: Roussel Uclaf
- 当前专利权人地址: FRX Paris
- 优先权: FRX8103832 19810226
- 主分类号: C07C69/67
- IPC分类号: C07C69/67 ; C07C51/00 ; C07C62/16 ; C07C67/00 ; C07C67/313 ; C07C67/347 ; C07C69/708 ; C07D307/33 ; C07C69/716
摘要:
Novel 4-methyl-3-formyl-pentanoic acid derivative of the formula ##STR1## wherein Hal is a halogen, R.sub.1 is alkyl of 1 to 12 carbon atoms and A and B are .dbd.0 or A is halogen and B is --OR.sub.2 and R.sub.2 is alkyl of 1 to 12 carbon atoms, their preparation and their use as intermediates.
公开/授权文献
- US5660901A Oriented expanded molded products 公开/授权日:1997-08-26
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