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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1730534Generated: November 2, 2026

Aniline → HCID 54680732, compound

https://huagongshe.com/reaction/1730534

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAnilineHCID 6115—
Reactant4-hydroxy-2-methyl-2H-naphtho[2,1-e]-1,2-thiazine-3-carboxylic acid methylester-1,1-dioxideHCID 54690651—
Solvent1,2-DichloroethaneHCID 11—
ProductHCID 54680732HCID 5468073269%

Reaction Steps

4-Hydroxy-2-methyl-N-phenyl-2H-naphtho[2,1-e]-1,2-thiazine-3-carboxamide-1,1-dioxide was prepared analogous to Example 1 from 4-hydroxy-2-methyl-2H-naphtho[2,1-e]-1,2-thiazine-3-carboxylic acid methylester-1,1-dioxide and aniline. Yield: 69% of theory; m.p. 273°-274° C (decomp.; from ethylene chloride).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03992535
Source datasetuspto-grants-1976_11
ORD IDord-71837ba17cc0480bbe8416be06453e38
Source noteuspto-grants-1976_11