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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1366454Generated: November 3, 2026

Hydrazine hydrate (1:1) → HCID 66936099, compound

https://huagongshe.com/reaction/1366454

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
Reactant4-chloro-6-[(3R)-3,4-dimethyl-1-piperazinyl]-5-fluoro-2-methylpyrimidineHCID 86636943—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 66936099HCID 6693609933%

Reaction Steps

To 4-chloro-6-[(3R)-3,4-dimethyl-1-piperazinyl]-5-fluoro-2-methylpyrimidine (0.242 g, 0.94 mmol) in DMSO (3 mL) was added hydrazine monohydrate (2 mL). The reaction was stirred at room temperature for 3 days. Removed volatiles in vacuo and purified by RP-HPLC to provide 4-[(3R)-3,4-dimethyl-1-piperazinyl]-5-fluoro-6-hydrazino-2-methylpyrimidine as a yellow solid (0.079 g, 33%). LCMS: (M+H)+=255.3.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07893056B2
Source datasetuspto-grants-2011_02
ORD IDord-53abb3ecaab24fefac8cc2607c90bf45
Source noteuspto-grants-2011_02