7-Amino-3-(phosphonoalkyl and esterified phosphonoalkyl substitu

Details 7-Amino-3-(phosphonoalkyl and esterified phosphonoalkyl substitu 7-Amino-3-(phosphonoalkyl and esterified phosphonoalkyl substitu

1978-08-14

1980-02-19

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

544 26, 424246, 548112, C07D50118

Patent

active

041895738

ABSTRACT:
The compounds of this invention are 7-amino-3-(phosphonoalkyl and esterified phosphonoalkyl substituted tetrazolylthiomethyl)cephalosporins useful as intermediates for preparing antibacterially active 7-acylamino cephalosporins.

REFERENCES:
patent: 3998817 (1976-12-01), Fukumura et al.
patent: 3998821 (1976-12-01), Weir
patent: 4008226 (1977-02-01), Senstedt
patent: 4100346 (1978-07-01), Gottstein et al.

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