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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 239328Generated: October 25, 2026

1-methyl-1H-pyrazole-4-sulfonyl chloride → N-{3-[5-(2-Chloro-4-pyrimidinyl)-2-(1-methylethyl)-1,3-thiazol-4-yl]phenyl}-1-methyl-1H-pyrazole-4-sulfonamide

https://huagongshe.com/reaction/239328

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-methyl-1H-pyrazole-4-sulfonyl chlorideHCID 17024730—
Reactant3-[5-(2-Chloro-4-pyrimidinyl)-2-(1-methylethyl)-1,3-thiazol-4-yl]anilineHCID 57990046—
ProductN-{3-[5-(2-Chloro-4-pyrimidinyl)-2-(1-methylethyl)-1,3-thiazol-4-yl]phenyl}-1-methyl-1H-pyrazole-4-sulfonamideHCID 5798984958.6%

Reaction Steps

Following a procedure analogous to the procedure described in Intermediate 14 using 3-[5-(2-chloro-4-pyrimidinyl)-2-(1-methylethyl)-1,3-thiazol-4-yl]aniline (600 mg, 1.8 mmol) and 1-methyl-1H-pyrazole-4-sulfonyl chloride (0.49 g, 2.7 mmol) the title compound was obtained (500 mg, 58.6% yield). 1H NMR (400 MHz, CDCl3) δ ppm 8.31 (d, J=5.3 Hz, 1H), 7.72 (d, J=0.9 Hz, 1H), 7.65 (d, J=0.9 Hz, 1H), 7.32-7.37 (m, 1H), 7.21-7.30 (m, 2H), 6.94 (S, 1H), 6.92 (d, J=5.3 Hz, 1H), 3.86 (S, 3H), 3.31-3.41 (m, 1H), 1.44 (d, J=6.8, 6H). MS (ES+): 475 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08642759B2
Source datasetuspto-grants-2014_02
ORD IDord-aecef45d658f4c97a0d018ea8e5b21ea
Source noteuspto-grants-2014_02