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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 568002Generated: October 30, 2026

2-Bromophenyl isocyanate → (2-Bromophenyl)urea

https://huagongshe.com/reaction/568002

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Bromophenyl isocyanateHCID 137097—
Reactant4-Amino-3-hydroxybenzoic acidHCID 137566—
Product(2-Bromophenyl)ureaHCID 139386—

Reaction Steps

The urea was prepared from 3-hydroxy 4-amino benzoic acid (3.69 g, 24 mmol) and 2-bromophenylisocyanate(24 mmol) by general Method B. It was purified by dilution of the DMF solution with methylene chloride and precipitation with hexane(4.0 g, 48%). EI-MS m/z 351(M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06180675B2
Source datasetuspto-grants-2001_01
ORD IDord-fc0d67d4d84e43fba03b9889028ed2b0
Source noteuspto-grants-2001_01