Process for producing benzothiopyrans

Details Process for producing benzothiopyrans Process for producing benzothiopyrans

1974-10-11

1976-06-29

Winters, Sherman D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D33506

Patent

active

039667650

ABSTRACT:
.beta.-Ketoacyl derivatives of 6-aminopenicillanic acid of the formula: ##SPC1##
Are disclosed. In the above structure R.sup.1 is hydrogen, alkyl, halogen, alkoxy, cyano, trifluoromethyl and the like; Z is CHR.sup.2 or NR.sup.2 ; R.sup.2 is hydrogen, alkyl, aralkyl; M is an alkali or alkaline earth metal such as sodium, potassium, or calcium. These compounds are useful as anti-bacterials.

REFERENCES:
patent: 3769292 (1973-10-01), Zinnes et al.
patent: 3808205 (1974-04-01), Sircar et al.

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