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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1834310Generated: October 28, 2026

Phosgene → 4,6-Dimethoxyisatoic anhydride

https://huagongshe.com/reaction/1834310

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosgeneHCID 6371—
Reactant2-Amino-4,6-dimethoxybenzoic acidHCID 11658456—
Product4,6-Dimethoxyisatoic anhydrideHCID 11601010—

Reaction Steps

4,6-Dimethoxyisatoic anhydride is prepared from 4,6-dimethoxyanthranilic acid (H. Newman & R. Anzier, J. Org. Chem. 34, 3484 (1969) and phosgene according to the method of E. C. Wagner and M. F. Fegley, Org. Synthesis 27, 45 (1947).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04069343
Source datasetuspto-grants-1978_01
ORD IDord-329ec02e2d6545a3ac786867f26c9f56
Source noteuspto-grants-1978_01