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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 43987Generated: October 26, 2026

1-Hydroxybenzotriazole → HCID 86648868, compound

https://huagongshe.com/reaction/43987

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
ReactantMethylamine hydrochlorideHCID 6364545—
Reactantcis(+/-)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylic acidHCID 86648856—
SolventDichloromethaneHCID 6344—
SolventDimethylacetamideHCID 31374—
ProductHCID 86648868HCID 8664886875.6%

Reaction Steps

The same operation as in Example (1g) was performed using cis(±)-2-(4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-methoxypiperidin-1-yl)-4-methyl-1,3-thiazole-5-carboxylic acid obtained in Example (14a) (40 mg, 0.09 mmol), methylamine hydrochloride (7 mg, 0.11 mmol), WSC hydrochloride (59 mg, 0.31 mmol), HOBT (21 mg, 0.15 mmol), diisopropylethylamine (0.020 mL, 0.11 mmol), dichloromethane (0.75 mL) and DMA (0.75 mL), to obtain 30 mg of the title compound as a white solid (73%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08536197B2
Source datasetuspto-grants-2013_09
ORD IDord-2fa40a40bffa4b38a8a8825e7405ced2
Source noteuspto-grants-2013_09