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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1738993Generated: October 25, 2026

Triethylamine → n-(4-Hydrazino-3-isobutylphenyl)-4-methylbenzenesulphonamide hydrobromide

https://huagongshe.com/reaction/1738993

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantBromineHCID 24408—
ReactantBenzenesulfonamide, 4-methyl-N-(4-nitrophenyl)-HCID 69772—
ReactantHCID 178418368HCID 178418368—
SolventDiethyl EtherHCID 3283—
SolventTetrahydrofuranHCID 8028—
Productn-(4-Hydrazino-3-isobutylphenyl)-4-methylbenzenesulphonamide hydrobromideHCID 22111802—

Reaction Steps

This compound is prepared according to the procedure described in step A of Preparation 2.18, from 10 g of N-(4-nitrophenyl)-4-methylbenzenesulphonamide in 100 ml of THF and 42.6 ml of a 2M solution of isobutylmagnesium chloride in ether, followed by 4.4 ml of bromine and 23.4 ml of triethylamine. 5.9 g of the expected product are obtained, m.p.=170° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05965579
Source datasetuspto-grants-1999_10
ORD IDord-b4a2a704465c4967897c215155437146
Source noteuspto-grants-1999_10