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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 78425Generated: October 25, 2026

Triethylamine → 2,2,3,3-Tetramethylcyclopropanecarboxylic acid (5,6-dihydro-4H-cyclopentathiazol-2-yl)-amide

https://huagongshe.com/reaction/78425

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
Reactant2,2,3,3-Tetramethylcyclopropanecarboxylic acidHCID 152115—
Reactant3,4,5,6-Tetrahydro-2H-cyclopenta(d)(1,3)thiazol-2-imineHCID 332255—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
SolventTetrahydrofuranHCID 8028—
Product2,2,3,3-Tetramethylcyclopropanecarboxylic acid (5,6-dihydro-4H-cyclopentathiazol-2-yl)-amideHCID 86618907—

Reaction Steps

A mixture of 5,6-dihydro-4H-cyclopentathiazole-2-ylamine (177 mg, 1.26 mmol), 2,2,3,3-tetramethylcyclopropanecarboxylic acid (244 mg, 1.52 mmol), 4-dimethylaminopyridine (50.0 mg, 0.41 mmol) and triethylamine (351 μL, 2.52 mmol) in 20 mL of THF was processed according to the method of Example 118A to provide the title compound: MS (DCI/NH3) m/z 265 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08841334B2
Source datasetuspto-grants-2014_09
ORD IDord-f79d88940a2c47d181ea51aca7ee9166
Source noteuspto-grants-2014_09