Ketenimine cephalosporins

Details Ketenimine cephalosporins Ketenimine cephalosporins

1977-06-27

1980-05-13

Rizzo, Nicholas S.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 24, 544 26, 544 27, 544 28, 424246, 544 16, C07D50118

Patent

active

042029732

ABSTRACT:
7.alpha.-Methoxy-7.beta.-acylamino cephalosporins are prepared from 7.beta.-acylamino cephalosporins through formation of a ketenimine by the action of an acid halide, formation of an addition reaction adduct of this ketenimine, treatment of the adduct with a methoxide to form a 7.alpha.-methoxy ketenimine and hydrolysis of the latter ketenimine.

REFERENCES:
patent: 3843641 (1974-10-01), Christensen et al.
patent: 3860585 (1975-01-01), Carroll et al.
patent: 3960845 (1976-06-01), Hiraka et al.
patent: 4051320 (1977-09-01), Yanagisawa et al.

Affiliated with

Also associated with

Rating

Ketenimine cephalosporins does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ketenimine cephalosporins, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ketenimine cephalosporins will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-930643