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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1017119Generated: October 25, 2026

Maleic Anhydride → 6-Maleimidohexanoic acid

https://huagongshe.com/reaction/1017119

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMaleic AnhydrideHCID 7923—
Reactant6-AzaniumylhexanoateHCID 517030—
SolventAcetic AcidHCID 176—
Product6-Maleimidohexanoic acidHCID 573683—

Reaction Steps

The symmetrical anhydride of 6-Maleimidocaproic acid (Compound 24, FIG. 5) was prepared by the reaction of maleic anhydride and e-Amino-n-caproic acid in the presence of acetic acid to give 6-Maleimidocaproic acid (Compound 23) which was then converted to Compound 24 using dicyclohexyl carbodiimide (DCCl).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06479265B1
Source datasetuspto-grants-2002_11
ORD IDord-1ffaa50c202c4ec8a2cb0f52434e6a2b
Source noteuspto-grants-2002_11