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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1498060Generated: October 30, 2026

Bicyclo[2.2.1]heptane-1-methanesulfonic acid, 7,7-dimethyl-2-oxo-, (1S)- → 3-isopropyl-1-methyl-1H-1,2,4-triazol-5(4H)-one

https://huagongshe.com/reaction/1498060

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBicyclo[2.2.1]heptane-1-methanesulfonic acid, 7,7-dimethyl-2-oxo-, (1S)-HCID 18462—
Reactant2-Isobutyryl-1-methylhydrazinecarboxamideHCID 58204774—
SolventEthyl AcetateHCID 8857—
Product3-isopropyl-1-methyl-1H-1,2,4-triazol-5(4H)-oneHCID 136057924—

Reaction Steps

2-Isobutyryl-1-methylhydrazinecarboxamide was cyclized with 10-camphorsulfonic acid at reflux in ethylacetate to give 3-isopropyl-1-methyl-1H-1,2,4-triazol-5(4H)-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09198918B2
Source datasetuspto-grants-2015_12
ORD IDord-d1f9079006f94338925375e61b63ae24
Source noteuspto-grants-2015_12