p-Trimethylsilyloxyphenyl glycyloxy succinimide

Details p-Trimethylsilyloxyphenyl glycyloxy succinimide p-Trimethylsilyloxyphenyl glycyloxy succinimide

1977-11-02

1979-12-11

Rollins, Alton D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07F 718

Patent

active

041782941

ABSTRACT:
p-Trimethylsilyloxy-D-(-)-phenylglycyloxysuccinimide or -phthalimide, process of preparing p-trimethylsilyloxy-D-(-)-phenylglycyloxysuccinimide or -phthalimide by reacting D-(-)-p-trimethylsilyloxyphenylglycin-N-carboxyanhydride with a N-hydroxyimide, and process for preparing 6-(p-hydroxyphenylglycylamido)-penam or 7-(p-hydroxyphenylglycylamido)-cephem compounds by reacting p-trimethylsilyloxy-D-(-)-phenylglycyloxysuccinimide or -phthalimide with a phosphite amide or an ester of 6-aminopenicillanic acid or of an ester of a 7-amino-3-cephem-4-carboxylic acid in the presence of the hydrochloride of a weak amine.

REFERENCES:
patent: 3317559 (1967-05-01), Anderson
patent: 3541084 (1970-11-01), Hagitani et al.

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