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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 166940Generated: October 25, 2026

1,2-Dichloroethane → 4-Ethoxycarbonyl-1-(2-pyridyl)pyrazole-5-sulfonamide

https://huagongshe.com/reaction/166940

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichloroethaneHCID 11—
ReactantChlorideHCID 312—
ReactantHydrochloric AcidHCID 313—
ReactantSodium ionHCID 923—
ReactantNitriteHCID 946—
ReactantWaterHCID 962—
ReactantSulfur DioxideHCID 1119—
ReactantUreaHCID 1176—
Reactantethyl 5-amino-1-(pyridin-2-yl)-1H-pyrazole-4-carboxylateHCID 742041—
Product4-Ethoxycarbonyl-1-(2-pyridyl)pyrazole-5-sulfonamideHCID 14049155—

Provenance & Evidence

DOI10.1039/C8SC04228D
Source datasetTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
ORD IDord-2b605de3432a4f068ce84e880db3d0bd
Source noteTraining data from https://doi.org/10.1039/C8SC04228D (9/10)