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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 367207Generated: October 29, 2026

Sodium Hydroxide → HCID 23287656, compound

https://huagongshe.com/reaction/367207

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantEthyl 4-[methyl(4-oxo-4H-pyrido[3,2-e]-1,3-thiazin-2-yl)amino]benzoateHCID 23287619—
SolventEthanolHCID 702—
ProductHCID 23287656HCID 23287656—

Reaction Steps

The reaction procedure of Example 116 was followed except that 70 mg g of ethyl 4-[N-methyl-N-(4-oxo-4H-pyrido[3,2-e]-1,3-thiazin-2-yl)amino]benzoate, 0.9 ml of ethanol and 0.9 ml of a 0.25 N aqueous solution of sodium hydroxide were used. As a result, 61 mg of 4-(N-methyl-N-(4-oxo-4H-pyrido[3,2-e]-1,3-thiazin-2-yl)amino]benzoic acid was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06133258
Source datasetuspto-grants-2000_10
ORD IDord-9e68193823f74e2a93b037a21466a820
Source noteuspto-grants-2000_10