P-Trimethylsilyloxyphenyl glycyloxyphthalimide

Details P-Trimethylsilyloxyphenyl glycyloxyphthalimide P-Trimethylsilyloxyphenyl glycyloxyphthalimide

1976-06-07

1978-07-04

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602391, 2603264, 544 26, C07D20934

Patent

active

040987965

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 of 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: 3576031 (1971-04-01), Holub et al.
patent: 3770768 (1973-11-01), Holub et al.
patent: 3787439 (1974-01-01), Holub et al.

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