发明名称 |
METHOD OF RESOLUTION OF (RS)- 1,1'-BI-2-NAPHTHOL FOR OBTAINING ENANTIOMERIC PURE I.E. (S)-(-)-1,1'-BI-2-NAPHTHOL AND/OR (R)-(+)-1,1'-BI-2-NAPHTHOL VIA CO-CRYSTAL FORMATION WITH OPTICALLY ACTIVE DERIVATIVES OF y -AMINO ACIDS |
摘要 |
Novel method for synthesis of optically pure (S)-(−)-1,1′-bi-2-naphthol and/or (R)-(+)-1,1′-bi-2-naphthol via resolution of racemic (RS)-1,1′-bi-2-naphthol through formation of co-crystal with optically active derivatives of γ-amino acids. |
申请公布号 |
US2012316361(A1) |
申请公布日期 |
2012.12.13 |
申请号 |
US201013522141 |
申请日期 |
2010.03.10 |
申请人 |
ROY BHAIRAB NATH;SINGH GIRIJ PAL;LATHI PIYUSHI SURESH;MITRA RANGAN;LUPIN LIMITED |
发明人 |
ROY BHAIRAB NATH;SINGH GIRIJ PAL;LATHI PIYUSHI SURESH;MITRA RANGAN |
分类号 |
C07B57/00;C07C37/84;C07C229/14 |
主分类号 |
C07B57/00 |
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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