发明名称 |
Processesand intermediatesfor preparing substitutedchromanol derivatives |
摘要 |
The invention relates to processes for preparing a compound of the formula and the enantiomer of said compound, wherein the benzoic acid moiety is attached at position 6 or 7 of the chroman ring, and R1, R2, and R3 are as defined herein. The invention further relates to intermediates that are useful in the preparation of the compound of formula X above.
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申请公布号 |
US2002099227(A1) |
申请公布日期 |
2002.07.25 |
申请号 |
US20010999240 |
申请日期 |
2001.10.31 |
申请人 |
PISCOPIO ANTHONY;HAWKINS JOEL M.;CARON STEPHANE;KELLY SARAH E.;RAGGON JEFFREY W.;CASTALDI MICHAEL J.;DUGGER ROBERT W.;RUGGERI SALLY G. |
发明人 |
PISCOPIO ANTHONY;HAWKINS JOEL M.;CARON STEPHANE;KELLY SARAH E.;RAGGON JEFFREY W.;CASTALDI MICHAEL J.;DUGGER ROBERT W.;RUGGERI SALLY G. |
分类号 |
B01J23/44;B01J31/24;C07C33/50;C07D311/22;C07F5/02;C07F5/04;(IPC1-7):C07D311/22 |
主分类号 |
B01J23/44 |
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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