cob(II)yrinic acid a,c diamide(4-)
cob(ii)yrinic acid a,c diamide(4-)
A precorrin carboxylic acid anion obtained by global deprotonation of the carboxy groups of cob(II)yrinic acid <em>a</em>,<em>c</em> diamide. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).