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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1432973Generated: October 31, 2026

1-(4-Aminoquinazoline-7-ylmethyl)-3-ethylpiperazine-2-one → HCID 69025972, compound

https://huagongshe.com/reaction/1432973

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Aminoquinazoline-7-ylmethyl)-3-ethylpiperazine-2-oneHCID 17985197—
ReactantHCID 53788388HCID 53788388—
ProductHCID 69025972HCID 69025972—

Reaction Steps

The title compound is prepared as described in EXAMPLE 278 using 1-(4-aminoquinazoline-7-ylmethyl)-3-ethyl-piperazine-2-one, EXAMPLE 77 and 3-(5-chloro-thiophen-2-yl)-propionaldehyde, EXAMPLE 28. 1H NMR (d6-DMSO+1 drop TFA, 300 MHz) δ9.80 (bs, 2H), 8.79 (s, 1H), 8.32 (d, 1H), 7.58 (m, 2H), 6.88 (d, 1H), 6.70 (d, 1H), 4.72 (AB, 2H), 4.00 (m, 1H), 3.72 (m, 1H), 3.48 (m, 2H), 3.23 (m, 3H), 2.72 (m, 2H), 1.96 (m, 4H), 0.98 (m, 3H). MS (ion spray), m/z, (M+H)=444, 446 (Cl pattern).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07612075B2
Source datasetuspto-grants-2009_11
ORD IDord-4ac4aa449f5043b1a3883e83ef65340f
Source noteuspto-grants-2009_11