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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1917752Generated: October 30, 2026

1-(2-Hydroxyethyl)piperazine → HCID 44243349, compound

https://huagongshe.com/reaction/1917752

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-Hydroxyethyl)piperazineHCID 7677—
ReactantHCID 44243307HCID 44243307—
ProductHCID 44243349HCID 442433497.6%

Reaction Steps

The title compound was prepared as described in Example 57B by using 1-(5-tert-butylisoxazol-3-yl)-3-(3-(6-(3-chloropropoxy)-7-methoxyquinazolin-4-ylthio)phenyl)urea from Example 57B (200 mg, 0.37 mmol) and 1-(2-hydroxyethyl)piperazine (136 μL, 1.11 mmol) to afford 1-(5-tert-butylisoxazol-3-yl)-3-(3-(6-(3-(4-(2-hydroxyethyl)piperazin-1-yl)propoxy)-7-methoxyquinazolin-4-ylthio)phenyl)urea (17.86 mg, 7%) as a solid. 1H NMR (300 MHz, DMSO-d6) δ 9.62 (bs, 1H), 9.05 (bs, 1H), 8.69 (s, 1H), 7.85 (s, 1H), 7.65-7.36 (m, 5H), 6.49 (s, 1H), 4.21 (bs, 2H), 3.99 (s, 3H), 3.70-3.19 (m, 6H), 2.50-2.29 (m, 8H), 1.98 (bs, 2H), 1.27 (s, 9H); LC-MS (ESI) m/z 636 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08618289B2
Source datasetuspto-grants-2013_12
ORD IDord-878a093b9f4a48d3b17179d76bceb8d9
Source noteuspto-grants-2013_12