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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 839569Generated: October 28, 2026

Benzoyl chloride → N-(4-nitrostyrylsulfonyl)benzamide

https://huagongshe.com/reaction/839569

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzoyl chlorideHCID 7412—
ReactantPhosphorus oxychlorideHCID 24813—
Reactant2-(4-Nitrophenyl)ethene-1-sulfonamideHCID 53633180—
ReactantHCID 54565141HCID 54565141—
SolventEthyl AcetateHCID 8857—
ProductN-(4-nitrostyrylsulfonyl)benzamideHCID 5440643976%

Reaction Steps

N-(4-Nitrostyrylsulfonyl)benzimidoyl chloride A mixture of 4-nitrostyrylsulfonamide (18.2 g., 0.08 mole), benzoyl chloride (12.6 g., 0.09 mole) and phosphorus oxychloride (13.8 g., 0.09 mole) is heated at steam bath temperature for 1.5 hr. The reaction mixture diluted with 20 ml of ethyl acetate, cooled and filtered affords 19.0 g (76% yield) of N-(4-nitrostyrylsulfonyl)benzamide, m.p. 192°-195° C., from ethyl acetate-hexane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04096183
Source datasetuspto-grants-1978_06
ORD IDord-5c93456cc3a54cb8ac1b188d532e897a
Source noteuspto-grants-1978_06