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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1155188Generated: November 3, 2026

HCID 20484846, compound → HCID 20484852, compound

https://huagongshe.com/reaction/1155188

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 20484846HCID 20484846—
CatalystHCID 178418406HCID 178418406—
SolventDichloromethaneHCID 6344—
ProductHCID 20484852HCID 2048485293.3%

Reaction Steps

A suspension of 1.5 g of manganese dioxide in 50 ml of methylene chloride was stirred under an inert gas for 15 minutes and 200 mg of the product of Step C were added. The mixture was stirred for one hour and was filtered. The filtrate was evaporated to dryness to obtain 185 mg of ethyl 3,3-dimethyl-5-(2-hydroxy-2-methyl-propyl)-[3H]-pyrazole-4-carboxylate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04299973
Source datasetuspto-grants-1981_11
ORD IDord-51602cda830148f39ff789f53766e23c
Source noteuspto-grants-1981_11