发明名称 |
Substituted 9,11-dioxo-2,3,4a,5,9,11,13,13a-octahydor-1H-pyrido[1,2-a]pyrrolo[1′,2′:3,4]imidazo[1,2-d]pyrazines |
摘要 |
The present invention is directed to a process for the preparation of a compound of formula 1b which compound is useful as a prodrug of HIV integrase inhibitors and therefore is useful in the inhibition of HIV replication, the prevention and/or treatment of infection by HIV, and in the treatment of AIDS and/or ARC. The process includes the steps of a) brominating a compound of formula P-7 to form a compound of formula P-8, b) treating a compound of formula P-8 with NaIO4 to form a compound of formula P-9, c) reacting a compound of formula P-9 with [(2R)-pyrrolidinylmethyl]amine of formula to form a compound of formula P-10, d) reacting a compound of formula P-10 with 2, 4-difluorobenzylamine to form a compound of formula P-11, e) treating a compound of P-11 with palladium on carbon and ammonium hydroxide to form a compound of formula 1a, and f) treating a compound of formula 1a with NaOH and ethanol to form a compound of formula 1b. The structures of the above mentioned compounds are disclosed in the specification. |
申请公布号 |
US8183372(B2) |
申请公布日期 |
2012.05.22 |
申请号 |
US200913055046 |
申请日期 |
2009.07.23 |
申请人 |
JOHNS BRIAN ALVIN;AOYAMA YASUNORI;YOSHIDA HIROSHI;TAODA YOSHIYUKI;SHIONOGI & CO., LTD.;GLAXOSMITHKLINE LLC |
发明人 |
JOHNS BRIAN ALVIN;AOYAMA YASUNORI;YOSHIDA HIROSHI;TAODA YOSHIYUKI |
分类号 |
C07D241/36 |
主分类号 |
C07D241/36 |
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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