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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 855540Generated: October 30, 2026

2-Aminothiazole → HCID 9884180, compound

https://huagongshe.com/reaction/855540

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-AminothiazoleHCID 2155—
ReactantTriethylamineHCID 8471—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
ReactantHCID 58935724HCID 58935724—
SolventDimethylformamideHCID 6228—
SolventEthyl AcetateHCID 8857—
ProductHCID 9884180HCID 9884180—

Reaction Steps

A solution of 2-(6-chloropyridin-3-yl)-3-cyclopentylpropionic acid (Preparation 1, 0.56 g, 2.2 mmol), TBTU (1.41 g, 4.4 mmol), HOBt (0.45 g, 3.3 mmol), NEt3 (0.31 mL, 2.2 mmol), and thiazol-2-ylamine (0.44 g, 4.4 mmol) in anhydrous DMF (23 mL) was stirred at 20° C. for 16 h. The reaction mixture was diluted with EtOAc, before being washed with 2 M Na2CO3, H2O, and brine. After drying (Na2SO4), the organic phase was filtered and concentrated to give the title compound: RTA=3.82 min; m/z (ES+)=336.1 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07262196B2
Source datasetuspto-grants-2007_08
ORD IDord-72dd1121d9974154b57c15d612dafa51
Source noteuspto-grants-2007_08