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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 394203Generated: October 30, 2026

1-(2-(Dimethylamino)ethyl)piperazine → 5-(2-chlorophenyl)-1-(2,6-dichlorophenyl)-7-({4-[2-(dimethylamino)ethyl]piperazin-1-yl}sulfonyl)-3-(4-methoxybenzyl)-3,4-dihydroquinazolin-2(1H)-one

https://huagongshe.com/reaction/394203

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-(Dimethylamino)ethyl)piperazineHCID 2736229—
Reactant5-(2-Chlorophenyl)-1-(2,6-dichlorophenyl)-3-(4-methoxybenzyl)-2-oxo-1,2,3,4-tetrahydroquinazoline-7-sulfonyl chlorideHCID 22648100—
Product5-(2-chlorophenyl)-1-(2,6-dichlorophenyl)-7-({4-[2-(dimethylamino)ethyl]piperazin-1-yl}sulfonyl)-3-(4-methoxybenzyl)-3,4-dihydroquinazolin-2(1H)-oneHCID 22647991—

Reaction Steps

The 5-(2-chlorophenyl)-1-(2,6-dichlorophenyl)-7-({4-[2-(dimethylamino)ethyl]piperazin-1yl}sulfonyl)-3-(4-methoxybenzyl)-3,4-dihydroquinazolin-2(1H)-one was prepared from 5-(2-chlorophenyl)-1-(2,6-dichlorophenyl)-3-(4-methoxybenzyl)-2-oxo-1,2,3,4-tetrahydroquinazoline-7-sulfonyl chloride (COMPOUND CCC8) and N,N-dimethyl-2-piperazin-1-ylethanamine by a procedure analogous to that described in EXAMPLE CCC25, STEP B. Mass spectrum (ESI) 742 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06809199B2
Source datasetuspto-grants-2004_10
ORD IDord-2b211dc987e84cde86fd3cb711440788
Source noteuspto-grants-2004_10