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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1881621Generated: October 30, 2026

Sodium Hydroxide → 2-Nitro-4-[(2-{1-[5-(4-trifluoromethylphenyl)-4-hydroxy-3-thienyl]ethylidene}hydrazino)carbonyl]benzoic acid

https://huagongshe.com/reaction/1881621

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantMethyl 2-nitro-4-[(2-{1-[5-(4-trifluoromethylphenyl)-4-hydroxy-3-thienyl]ethylidene}hydrazino) carbonyl]benzoateHCID 72359929—
Product2-Nitro-4-[(2-{1-[5-(4-trifluoromethylphenyl)-4-hydroxy-3-thienyl]ethylidene}hydrazino)carbonyl]benzoic acidHCID 72359989—

Reaction Steps

From methyl 2-nitro-4-[(2-{1-[5-(4-trifluoromethylphenyl)-4-hydroxy-3-thienyl]ethylidene}hydrazino)carbonyl]benzoate (60.9 mg (0.12 mmol) and 0.2 M sodium hydroxide aqueous solution (1.26 mL, 0.25 mmol), 38.2 mg of the desired product was obtained in the same manner as in Synthetic Example 70 as a pale yellow solid (yield 65%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08318796B2
Source datasetuspto-grants-2012_11
ORD IDord-2cf6735931f74668bf8766ee9f1e1a8a
Source noteuspto-grants-2012_11