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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 266150Generated: November 2, 2026

ethyl 7-(N,N-diethylamino)-3-oxoheptanoate → ethyl 2-[4-(N,N-diethylamino)butyl]-4-(3,4-dimethoxyphenyl)-6,7-dimethoxyquinoline-3-carboxylate

https://huagongshe.com/reaction/266150

Reaction equation

Participants

RoleNameHCIDCharge
Reactantethyl 7-(N,N-diethylamino)-3-oxoheptanoateHCID 19032365—
Reactant2-Amino-3',4',4,5-tetramethoxybenzophenone hydrochlorideHCID 21466134—
Productethyl 2-[4-(N,N-diethylamino)butyl]-4-(3,4-dimethoxyphenyl)-6,7-dimethoxyquinoline-3-carboxylateHCID 19032373—

Reaction Steps

According to the same manner as that described in Example 49, 2-amino-4,5,3',4'-tetramethoxybenzophenone hydrochloride was reacted with ethyl 7-(N,N-diethylamino)-3-oxoheptanoate to give ethyl 2-[4-(N,N-diethylamino)butyl]-4-(3,4-dimethoxyphenyl)-6,7-dimethoxyquinoline-3-carboxylate. This compound was recrystallized from ethyl acetate - hexane. Colorless prisms, mp. 171°-172° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05650410
Source datasetuspto-grants-1997_07
ORD IDord-410955bb2e194b22bc233967dd45ed34
Source noteuspto-grants-1997_07