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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1765299Generated: October 30, 2026

1,5,6-trimethyl-1H-1,3-benzimidazol-4-amine → 4-(1,5,6-Trimethyl-benzimidazol-4-ylamino)-2-(3-pyridinyl)-6-trifluoromethylpyrimidine

https://huagongshe.com/reaction/1765299

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,5,6-trimethyl-1H-1,3-benzimidazol-4-amineHCID 1474167—
Reactant4-Chloro-2-(pyridin-3-yl)-6-(trifluoromethyl)pyrimidineHCID 1485990—
Product4-(1,5,6-Trimethyl-benzimidazol-4-ylamino)-2-(3-pyridinyl)-6-trifluoromethylpyrimidineHCID 22732432—

Reaction Steps

The title compound was prepared from 4-chloro-2-(3-pyridinyl)-6-trifluoromethylpyrimidine (50 mg, 0.192 mmol) and 1,5,6-trimethyl-4-aminobenzimidazole (50 mg, 0.288 mmol) similar to Example 185 and was isolated as a solid (5 mg, 6%). 1H NMR (CDCl3): 9.36 (ddd, J=7.8, 3.0, 1,2 Hz, 1H), 9.68 (s, 1H), 9.01 (ddd, J=5.7, 2.7, 1.2 Hz, 1H), 8.87 (s, 1H), 8.46 (dd, J=8.4, 6.0 Hz, 1H), 8.04 (s, 1H), 7.71 (s, 1H), 7.48 (s, 1H), 6.93 (s, 1H), 2.62 (s, 3H), 2.24 (s, 3H), 2.21 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07226927B2
Source datasetuspto-grants-2007_06
ORD IDord-1452a23fa59c47d4b145cae83728af42
Source noteuspto-grants-2007_06