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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2084231Generated: October 31, 2026

3-Amino-4-chlorophenol → 4-(2-Chloro-5-hydroxyanilino)-2-(2-pyridinyl)-6-trifluoromethylpyrimidine

https://huagongshe.com/reaction/2084231

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Amino-4-chlorophenolHCID 5070078—
Reactant4-Chloro-2-(2-pyridinyl)-6-(trifluoromethyl)pyrimidineHCID 11311500—
Product4-(2-Chloro-5-hydroxyanilino)-2-(2-pyridinyl)-6-trifluoromethylpyrimidineHCID 22732446—

Reaction Steps

The title compound was prepared from 4-chloro-2-(2-pyridinyl)-6-trifluoromethylpyrimidine (40 mg, 0.154 mmol) and 2-chloro-5-hydroxyaniline (30 mg, 0.231 mmol) similar to Example 185 and was isolated as an off white solid (15 mg, 28%). 1H NMR (DMSO-d6): 9.89 (s, 1H), 9.85 (brs, NH), 8.74(d, J=5.7, 1H), 8.22 (d, J=7.8 Hz, 1H), 7.97 (ddd, J=1.8, 5.7, 7.8 Hz, 1H), 7.54 (ddd, J=4.5, 6.0, 7.8 Hz, 1H), 7.35 (m, 2H), 7.19 (s, 1 H), 6.70 (dd, J=2.7, 5.7 Hz, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06716851B2
Source datasetuspto-grants-2004_04
ORD IDord-60b8c7e602784259ac16fae0dfe4f215
Source noteuspto-grants-2004_04