发明名称 |
PROSTAGLANDIN ANALOGUES |
摘要 |
<p>New process for the preparation of trans- DELTA 2-prostaglandins of the formula (WHEREIN A represents a grouping of the PGE, PGF or PGA type, X represents -CH2CH2- or trans -CH=CH-, R1 represents an alkyl radical of 1 to 10 carbon atoms or an alkyl radical of 1 to 6 carbon atoms carrying a phenyl substituent or a cycloalkyl substituent of 5 to 7 carbon atoms, R2 represents a hydrogen atom or an alkyl radical of 1 to 4 carbon atoms) and alkyl esters thereof having 1 to 10 carbon atoms in the chain, which comprises reacting a cyclopentane derivative of the formula:</p> |
申请公布号 |
CA1026329(A) |
申请公布日期 |
1978.02.14 |
申请号 |
CA19730189144 |
申请日期 |
1973.12.28 |
申请人 |
ONO PHARMACEUTICAL CO., LTD. |
发明人 |
HAYASHI, MASAKI;WAKATSUKA, HIROHISA;KORI, SEIJI |
分类号 |
C07C405/00;C07D307/935;C07D309/12;C07F9/40;C07F9/54;(IPC1-7):07C61/06 |
主分类号 |
C07C405/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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