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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1451878Generated: October 31, 2026

Benzyl Bromide → 1-Benzyl-3-[1-(6,7-dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-6-nitro-2,4-dioxo-quinazoline

https://huagongshe.com/reaction/1451878

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl BromideHCID 7498—
Reactant3-[1-(6,7-Dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-6-nitro-2,4-dioxoquinazolineHCID 22923399—
Product1-Benzyl-3-[1-(6,7-dimethoxy-4-quinazolinyl)-4-piperidinyl]-1,2,3,4-tetrahydro-6-nitro-2,4-dioxo-quinazolineHCID 2292341980%

Reaction Steps

The procedure similar to that described in Example 1 was repeated, except that 200 mg (0.42 mmol) of Compound 24 was used and benzyl bromide was used in place of methyl iodide. As a result, 190.5 mg (yield: 80%) of Compound 8 was obtained as pale yellow crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05605900
Source datasetuspto-grants-1997_02
ORD IDord-299ae087c55749cc9cf18ff4f43602d2
Source noteuspto-grants-1997_02