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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1287725Generated: October 31, 2026

3-Nitro-5-sulphamyl-4-(m-toluidino)-benzoic acid → Benzoic acid,3-amino-5-(aminosulfonyl)-4-[(3-methylphenyl)amino]-

https://huagongshe.com/reaction/1287725

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Nitro-5-sulphamyl-4-(m-toluidino)-benzoic acidHCID 21505988—
Reactant4-Anilino-3-nitro-5-sulphamyl-benzoic acidHCID 21506071—
ProductBenzoic acid,3-amino-5-(aminosulfonyl)-4-[(3-methylphenyl)amino]-HCID 21506124—

Reaction Steps

By substituting 3-nitro-5-sulphamyl-4-(m-toluidino)-benzoic acid for the 4-anilino-3-nitro-5-sulphamyl-benzoic acid of Example 9 B, the above compound was obtained with a melting point of 280°-282° C after recrystallization from ethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03985777
Source datasetuspto-grants-1976_10
ORD IDord-43a2037731c7411d941c5da6744941ba
Source noteuspto-grants-1976_10