Dimethyl Sulfate → HCID 86735986, compound

Participants

Reaction Steps

3-Amino-2,4,6-triiodo-5-(N-methyl-3,6,9-trioxadecanamido)benzoic Acid [C; Ro is H(CH2OCH2)3CON(CH3), Q is H, Z is OH] was prepared by methylation of 3-amino-2,4,6-triiodo-5-(3,6,9-trioxadecanamido)benzoic acid with dimethyl sulfate according to the procedure of Example 41, and was obtained as an amorphous pink solid, m.p. 100°-109° C. when recrystallized from methanol.

Provenance & Evidence