tetra-n-butylammonium salt of 6-(2-[1-methyl-2-methoxycarbonylvinylamino]-2-phenylacetamido)penicillanic acid
英文别名
Tetrabutylammonium 6-[D-(2-[1-methyl-2-methoxycarbonylvinylamino]-2-phenylacetamido)]penicillanate;1-Butanaminium, N,N,N-tributyl-, salt with (2S-(2alpha,5alpha,6beta(S*)))-6-((((3-methoxy-1-methyl-3-oxo-1-propenyl)amino)phenylacetyl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid (1:1);(2S,5R,6R)-6-[[2-[[(E)-4-methoxy-4-oxobut-2-en-2-yl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate;tetrabutylazanium
Useful antibacterial agents in which a penicillin and/or a beta-lactamase inhibitor are linked via 1,1-alkanediol dicarboxylates are of the formula ##STR1## where A is the residue of certain dicarboxyic acids, R.sup.3 is H or (C.sub.1 -C.sub.3), n is zero or 1 such that when n is zero R is P or B and R.sup.1 is the residue of certain esters, H or a salt thereof; and when n is 1, one of R and R.sup.1 is P and the other is B, and P is ##STR2## where R.sup.2 is H or certain acyl groups, and B is the residue of a beta-lactamase inhibiting carboxylic acid; a method for their use, pharmaceutical compositions thereof and intermediates useful in their production.
Process and intermediates for sultamicillin and analogs
申请人:PFIZER INC.
公开号:EP0112087A1
公开(公告)日:1984-06-27
6-Halo- and 6,6-dihalo-1,1-dioxopenicillanoyloxymethyl 6-[D-2-(2-alkoxycarbonyl-1-methylvinylamino- and 1-methyl-3-oxo-1-butenylamino)-2-phenylacetamido]-penicillanates and analogs; process fortheir conversion to sultamicillin and analogs; and process for their preparation.