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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2263804Generated: October 30, 2026

Triethylamine → 4-[3-[5-(4-Dimethylsulfamoyl-piperazin-1-ylmethyl)-thiazol-2-yl]-1-(4-methylcyclohexyl)-ureido]-piperidine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/2263804

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantSodium triacetoxyborohydrideHCID 5049666—
ReactantN,N-dimethylpiperazine-1-sulfonamide hydrochlorideHCID 22031678—
Reactant4-[3-(5-Formyl-thiazol-2-yl)-1-(4-methyl-cyclohexyl)-ureido]-piperidine-1-carboxylic acid tert-butyl esterHCID 57883803—
Product4-[3-[5-(4-Dimethylsulfamoyl-piperazin-1-ylmethyl)-thiazol-2-yl]-1-(4-methylcyclohexyl)-ureido]-piperidine-1-carboxylic acid tert-butyl esterHCID 5788390939%

Reaction Steps

Prepared as described in general procedure (P) using 4-[3-(5-formyl-thiazol-2-yl)-1-(4-methyl-cyclohexyl)-ureido]-piperidine-1-carboxylic acid tert-butyl ester (202 mg, 0.45 mmol), piperazine sulfonic acid dimethylamide hydrochloride (132 mg, 0.58 mmol), triethyl amine (80 μL, 0.58 mmol) and sodium triacetoxyborohydride (118 mg, 0.53 mmol) to afford 110 mg (39%) of the desired product after purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07851636B2
Source datasetuspto-grants-2010_12
ORD IDord-eb97aead85624012b4903793c3056150
Source noteuspto-grants-2010_12