发明名称 METHOD FOR THE PRODUCTION OF 4-(17ALPHA SUBSTITUTED 3-OXOESTRA-4,9-DIEN-11BETA-YL)BENZALDEHYD-(1E OR 1Z)-OXIMES
摘要 <p>The invention relates to a method for the production of 4-(17alpha substituted 3-oxoestra-4,9-dien-11beta-yl)benzaldehyd-(1E or 1Z)-oximes of general formula (I), where R<SUB>1</SUB>-H, C<SUB>1-6 </SUB>alkyl or a C<SUB>n</SUB>F<SUB>2n+1 </SUB>group; R<SUB>2</SUB>-C<SUB>1-4 </SUB>alkyl, X=E- or Z-OH; and Y-O-C<SUB>1-6 </SUB>alkyl, S-C<SUB>1-6 </SUB>alkyl or O-CH<SUB>2</SUB>C<SUB>n</SUB>F<SUB>2n+1</SUB>, where n=1, 2 or 3, which produces the target compounds of formula (I) with high yield and selectivity.</p>
申请公布号 PL205091(B1) 申请公布日期 2010.03.31
申请号 PL20010361399 申请日期 2001.11.09
申请人 SCHERING AKTIENGESELLSCHAFT 发明人 SCHUBERT GERD;RING SVEN;ERHART BERND
分类号 C07J41/00;C07J1/00;C07J21/00;C07J71/00 主分类号 C07J41/00
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