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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 639799Generated: October 29, 2026

Potassium Carbonate → 4-[5-({1-[2-(3-chlorophenyl)-2H-tetrazol-5-yl]ethyl}thio)-4-cyclopropyl-4H-1,2,4-triazol-3-yl]pyridine

https://huagongshe.com/reaction/639799

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant4-cyclopropyl-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiolHCID 4962549—
Reactantmethanesulfonic acid 1-[2-(3-chlorophenyl)-2H-tetrazol-5-yl]-ethyl esterHCID 75292157—
SolventAcetonitrileHCID 6342—
Product4-[5-({1-[2-(3-chlorophenyl)-2H-tetrazol-5-yl]ethyl}thio)-4-cyclopropyl-4H-1,2,4-triazol-3-yl]pyridineHCID 1163323768.2%

Reaction Steps

The title compound (25.2 mg, 68%, white solid) was prepared from methanesulfonic acid 1-[2-(3-chlorophenyl)-2H-tetrazol-5-yl]-ethyl ester (26.4 mg, 0.087 mmol) using potassium carbonate (13.3 mg, 0.096 mmol) and 4-cyclopropyl-5-pyridin-4-yl-2,4-dihydro-[1,2,4]triazole-3-thione (19.0 mg, 0.087 mmol) in acetonitrile (3 mL) at room temperature overnight. The reaction mixture was purified by chromatography using a silica SPE tube (2% methanol in dichloromethane). 1H NMR (CDCl3) δ (ppm): 8.78 (d, 2H), 8.16 (s, 1H), 8.04 (m, 1H), 7.75 (d, 2H), 7.49 (m, 2H), 5.67 (q, 1H), 3.24 (m, 1H), 2.08 (d, 3H), 1.16 (m, 2H), 0.82 (m, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07691892B2
Source datasetuspto-grants-2010_04
ORD IDord-0b77a743c70747ac8c8981b3ab1b9f99
Source noteuspto-grants-2010_04