C-2 hydroxyl protected-n-acyl (2R,3S)-3-phenylisoserine substitu

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560 23, 560 42, 549510, 549511, C07C22908, C07D30514

Patent

active

061369993

ABSTRACT:
A chemical compound having the formula: ##STR1## wherein P.sub.1 is a hydroxyl protecting group, R.sub.1 may be H or electron withdrawing group, R.sub.2 may be H or electron withdrawing group, R.sub.3 may be H or electron withdrawing group, R.sub.4 may be H or electron withdrawing group, R.sub.5 may be H or electron withdrawing group, R.sub.6 may be an alkyl group, an olefinic group, an aromatic group, Ph, PhCH.sub.2, an O-alkyl group, an O-olefinic group, an O-aromatic group, O--Ph, or O--CH.sub.2 Ph.

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