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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1996281Generated: October 30, 2026

Dimethyl Sulfate → 5-Bromo-7-fluoro-2-methyl-2H-indazole

https://huagongshe.com/reaction/1996281

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfateHCID 6497—
Reactant5-Bromo-7-fluoro-1H-indazoleHCID 66793110—
Reagent2-((1,1-Dimethylethyl)imino)-N,N-diethylhexahydro-1,3-dimethyl-2lambda5-1,3,2-diazaphosphorin-2-amineHCID 3513851—
SolventDimethylformamideHCID 6228—
Product5-Bromo-7-fluoro-2-methyl-2H-indazoleHCID 122544572—
Internal standard9-PhenylanthraceneHCID 11766—

Reaction Conditions

Temperature25 °C

Provenance & Evidence

DOI10.1038/s41557
Source dataset39k HTE dataset from Pfizer
ORD IDord-f2cff31b46cb413f81a23766ac5c7748
Source note39k HTE dataset from Pfizer