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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2199598Generated: October 30, 2026

3-Thiophenecarboxylic acid, tetrahydro-4-oxo-, methyl ester → HCID 86305696, compound

https://huagongshe.com/reaction/2199598

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Thiophenecarboxylic acid, tetrahydro-4-oxo-, methyl esterHCID 98424—
ReactantHCID 67454681HCID 67454681—
ReactantHCID 86305741HCID 86305741—
ProductHCID 86305696HCID 86305696—

Reaction Steps

According to the process described in Example 8, starting with 197 mg of 2-hydrazinyl-4-(pyridin-3-ylmethoxy)pyridine and 146 mg of methyl 4-oxotetrahydrothiophene-3-carboxylate, 225 mg of sodium 2-(4-ethylpyridin-2-yl)-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-olate are obtained in the form of a white lyophilizate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09359329B2
Source datasetuspto-grants-2016_06
ORD IDord-be1d6ed8bf5f48abbf862deea66836cb
Source noteuspto-grants-2016_06