发明授权
US4094882A 4,5-Didehydro-6-hydroxy-2.beta.-aryl
methoxymethyl-3.alpha.-tetrahydropyranacetic acid.epsilon.-lactones
失效
4,5-二脱氢-6-羟基-2 {62-芳基甲氧基甲基-3 {60-四氢吡喃乙酸{68-内酯
- 专利标题: 4,5-Didehydro-6-hydroxy-2.beta.-aryl methoxymethyl-3.alpha.-tetrahydropyranacetic acid.epsilon.-lactones
- 专利标题(中): 4,5-二脱氢-6-羟基-2 {62-芳基甲氧基甲基-3 {60-四氢吡喃乙酸{68-内酯
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申请号: US784176申请日: 1977-04-04
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公开(公告)号: US4094882A公开(公告)日: 1978-06-13
- 发明人: Robert C. Kelly
- 申请人: Robert C. Kelly
- 申请人地址: MI Kalamazoo
- 专利权人: The Upjohn Company
- 当前专利权人: The Upjohn Company
- 当前专利权人地址: MI Kalamazoo
- 主分类号: C07D309/22
- IPC分类号: C07D309/22 ; C07D493/02 ; C07D493/04
摘要:
The present specification provides novel intermediates and novel processes for the synthesis of Thromboxane B.sub.2 (11a-homo-11a-oxa-PGF.sub.2.alpha.), its 15-epimer, and various carboxyl derivatives thereof. In particular, there are disclosed various bicyclic tetrahydrofuran-containing lactones useful in the above processes, and corresponding acyclic lactones.
公开/授权文献
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