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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2257720Generated: November 1, 2026

HCID 22923368, compound → 3-[1-(6,7-Dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-1,5-dimethyl-2,4-dioxoquinazoline

https://huagongshe.com/reaction/2257720

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 22923368HCID 22923368—
Reactant3-[1-(6,7-Dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-6-nitro-2,4-dioxoquinazolineHCID 22923399—
Product3-[1-(6,7-Dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-1,5-dimethyl-2,4-dioxoquinazolineHCID 2292349673%

Reaction Steps

The procedure similar to that described in Example 1 was repeated, except that 300 mg (0.67 mmol) of 3-[1-(6,7-dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-5-methyl-2,4-dioxoquinazoline (Compound 100) obtained in Reference Example 11 was used in place of Compound 24. As a result, 226.8 mg (yield: 73%) of Compound 57 was obtained as white crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05658917
Source datasetuspto-grants-1997_08
ORD IDord-e7a18352f78341c7bf950cb24ee2db11
Source noteuspto-grants-1997_08