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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1983023Generated: November 2, 2026

Formaldehyde → 4-(Trifluoromethyl)-1H-pyrazole-1-methanol

https://huagongshe.com/reaction/1983023

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
Reactant4-(Trifluoromethyl)-1H-pyrazoleHCID 12777795—
SolventAcetoneHCID 180—
Product4-(Trifluoromethyl)-1H-pyrazole-1-methanolHCID 2314916783.3%

Reaction Conditions

Temperature130 °C

Reaction Steps

The mixture of 0.59 g of 4-(trifluoromethyl)-1H-pyrazole and 0.26 g of paraformaldehyde was stirred at 130° C. for 4 hours. After the reaction mixture was cooled to room temperature, acetone was added to the reaction mixture. The mixture was filtered. The residue was concentration under reduced pressure to obtain 0.60 g of 4-(trifluoromethyl)-1H-pyrazole-1-ylmethanol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07541374B2
Source datasetuspto-grants-2009_06
ORD IDord-f77e9e4b74ab44bf8ad91cda84084c59
Source noteuspto-grants-2009_06