50881-36-2Relevant articles and documents
6-Acylamino-penam-3-carboxylic acids
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, (2008/06/13)
6-acylamino-penam-3-carboxylic acids and 7-acylamino-3-cephem-4-carboxylic acids in which the acyl group has the formula STR1 in which R1 is hydrogen, R2 is optionally substituted phenyl, thienyl or furyl or R1 and R2 together are optionally substituted cycloalkyl, and R is a radical which is linked through a carbon, oxygen, sulphur or nitrogen atom.