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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 64168Generated: October 30, 2026

2-Aminothiazole → N-(2',4'-difluoro-5-(5-(1-methyl-1H-pyrazol-4-yl)-1H-benzo[d]imidazol-1-yl)-[1,1'-biphenyl]-3-yl) thiazol-2-amine

https://huagongshe.com/reaction/64168

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-AminothiazoleHCID 2155—
Reactant1-(5-bromo-2',4'-difluoro-[1,1'-biphenyl]-3-yl)-5-(1-methyl-1H-pyrazol-4-yl)-1H-benzo[d]imidazoleHCID 89501083—
ProductN-(2',4'-difluoro-5-(5-(1-methyl-1H-pyrazol-4-yl)-1H-benzo[d]imidazol-1-yl)-[1,1'-biphenyl]-3-yl) thiazol-2-amineHCID 11777765011.7%

Reaction Steps

The compound was prepared from 1-(5-bromo-2′,4′-difluoro-[1,1′-biphenyl]-3-yl)-5-(1-methyl-1H-pyrazol-4-yl)-1H-benzo[d]imidazole (0.05 g, 0.107 mmol) using the procedure of Example 280 and thiazol-2-amine (0.01 g, 0.10 mmol, 1.0 eq.) to yield the title product in 11.7% yield (0.06 g). 1H NMR (400 MHz CD3OD): δ 9.45 (s, 1H), 8.39 (s, 1H), 8.11 (s, 1H), 8.01 (s, 1H), 7.94 (s, 1H), 7.86-7.83 (m, 2H), 7.74 (s, 1H), 7.67-7.65 (m, 1H), 7.45 (s, 1H), 7.28-7.27 (d, 1H), 7.16-7.11 (m, 2H), 6.89 (d, 1H), 3.95 (s, 3H) LC-MS (ESI): Calculated mass: 484.52; Observed mass: 485.2 [M+H]+ (rt: 1.01 min).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09447091B2
Source datasetuspto-grants-2016_09
ORD IDord-74f69e22f95144bab73031f84322d9a6
Source noteuspto-grants-2016_09