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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 64852Generated: October 29, 2026

Benzenesulfonyl chloride → N-[4-(1H-Imidazol-1-yl)butyl]benzenesulfonamide

https://huagongshe.com/reaction/64852

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzenesulfonyl chlorideHCID 7369—
ReactantSodium BicarbonateHCID 516892—
Reactant4-(1H-imidazol-1-yl)butan-1-amineHCID 4379480—
SolventDichloromethaneHCID 6344—
ProductN-[4-(1H-Imidazol-1-yl)butyl]benzenesulfonamideHCID 13687303—

Reaction Steps

Following the general procedure of Example 8 and reacting the appropriate benzenesulfonyl chloride with 1H-imdazol-1-propanamine or 1H-imidazol-1-butanamine in the presence of saturated sodium bicarbonate in dichloromethane for 16-48 hours, then crystallizing the respective products with ether and, if necessary, recrystallization from ethyl acetate or ethanol/dichloromethane gave the compounds of Examples 9-12 found in Table III below and gives the compounds of Examples 13-15 in Table III.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04610981
Source datasetuspto-grants-1986_09
ORD IDord-7004de13ede5493f81982239cbef4afc
Source noteuspto-grants-1986_09