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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1382868Generated: November 4, 2026

Hydrazine hydrate (1:1) → HCID 14350420, compound

https://huagongshe.com/reaction/1382868

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantHCID 14350419HCID 14350419—
SolventMethanolHCID 887—
ProductHCID 14350420HCID 1435042093.1%

Reaction Steps

0.69 g of Compound 17 and 0.31 g of hydrazine hydrate were added to 20 ml of methanol and the solution was heated under reflux for 24 hr. The solvent was distilled off to give 0.63 g of 5-hydrazino-1,3-dimethylpyrido[4,3-d]pyrimidine-2,4-dione (Compound 18).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04808618
Source datasetuspto-grants-1989_02
ORD IDord-76846167a09a425686e088a6cd863a18
Source noteuspto-grants-1989_02