Acetic Anhydride → HCID 20309700, compound

HRID 1763279Notes

Reaction equation

HRID 1763279 reaction equation
[C:1]([C:4]1[C:5]([I:21])=[C:6]([C:15]([I:20])=[C:16]([NH2:19])[C:17]=1[I:18])[NH:7][C:8](=[O:14])[CH2:9][CH2:10][C:11]([OH:13])=[O:12])([OH:3])=[O:2].[C:22](OC(=O)C)(=[O:24])[CH3:23]>Cl(O)(=O)(=O)=O>[C:1]([C:4]1[C:5]([I:21])=[C:6]([C:15]([I:20])=[C:16]([NH:19][C:22](=[O:24])[CH3:23])[C:17]=1[I:18])[NH:7][C:8](=[O:14])[CH2:9][CH2:10][C:11]([OH:13])=[O:12])([OH:3])=[O:2]

Participants

4

Reactant 2

HCID 7918Acetic AnhydrideHCID 20309687HCID 20309687, compound

Product 1

HCID 20309700HCID 20309700, compound

Reagents, catalysts & solvents 1

HCID 24247Perchloric AcidCatalyst

Procedure

3'-Carboxy-5'-amino-2',4',6'-triiodosuccinanilic acid can be acylated with acetic anhydride, using a few drops of perchloric acid as a catalyst to obtain 3'-carboxy-5'-acetamido-2',4',6'-triiodosuccinanilic acid [B; R is CH3CONH, R' and R" are H, Y' is CH2CH2, Z is OH].

Sources & evidence

ORD record
ord-2f0d404b31564472aa24ad524ea750c7
Source dataset
uspto-grants-1978_09
Patent number
US04111937

Reaction notes

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