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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1760741Generated: October 30, 2026

HCID 21786872, compound → HCID 22596712, compound

https://huagongshe.com/reaction/1760741

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 21786872HCID 21786872—
CatalystPalladiumHCID 23938—
SolventDimethylformamideHCID 6228—
ProductHCID 22596712HCID 2259671296%

Reaction Steps

A suspension of the above amine (450 mg, 2.0 mmol) in DMF (15 mL) was hydrogenated over 10% Pd/C (60 mg) at 50 psi for 20 h. The catalyst was removed by filtration and the solvent removed to give 5,6-diaminoquinazolin-2,4-dione (369 mg, 95%) as a dark solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06844435B2
Source datasetuspto-grants-2005_01
ORD IDord-407c1889fdb14f3fb3fecff822f2fbae
Source noteuspto-grants-2005_01