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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 555622Generated: October 31, 2026

Hydrochloric Acid → HCID 178433887, compound

https://huagongshe.com/reaction/555622

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
Reactantmethyl 4-[[1-[1-(4-tert-butylphenyl)-3-methyl-5-oxopyrazol-4-ylidene]ethylamino]carbamoyl]-2-nitrobenzoateHCID 178498002—
SolventMethanolHCID 887—
ProductHCID 178433887HCID 17843388755.1%

Reaction Steps

1M aqueous sodium hydroxide (460 μL, 0.46 mmol) was added to a solution of 4-methoxycarbonyl-3-nitrobenzoic N′-(1-(1-(4-tert-butylphenyl)-3-methyl-5-oxo-1,5-dihydropyrazol-4-ylidene)-ethyl)-hydrazide (45.5 mg, 0.092 mmol) in methanol (1.5 mL) and the mixture was stirred at room temperature for 7 hours. After adding 1 M hydrochloric acid (460 μL, 0.46 mmol), the precipitate was filtered to give the title compound (24.3 mg, 55%) as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08053453B2
Source datasetuspto-grants-2011_11
ORD IDord-76432d88c0e94b7e8ea53c9eb44d1b10
Source noteuspto-grants-2011_11