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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 623841Generated: October 27, 2026

3-Amino-2,6-piperidinedione → 3-(2-methyl-5-nitro-4-oxo-4H-quinazolin-3-yl)-piperidine-2,6-dione

https://huagongshe.com/reaction/623841

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Amino-2,6-piperidinedioneHCID 134508—
Reactant2-methyl-5-nitro-4H-benzo[d][1,3]oxazin-4-oneHCID 66642983—
Product3-(2-methyl-5-nitro-4-oxo-4H-quinazolin-3-yl)-piperidine-2,6-dioneHCID 66642982—

Reaction Steps

In certain embodiments, the solvent in step (a) (reacting 2-methyl-5-nitro-4H-benzo[d][1,3]oxazin-4-one and 3-aminopiperidine-2,6-dione or a salt thereof to form 3-(2-methyl-5-nitro-4-oxoquinazolin-3(4H)-yl)piperidine-2,6-dione) is a hydrocarbon, chlorinated hydrocarbon, alcohol, ether, ketone, ester, carbonate, amide, nitrile, sulfoxide, sulfone, nitro compound, arene, heteroarene, heterocycle, carboxylic acid, phosphoramide, carbon sulfide, water, or a mixture thereof.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09303014B2
Source datasetuspto-grants-2016_04
ORD IDord-091d414fb3bf4eb78505648315880dbf
Source noteuspto-grants-2016_04