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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1826323Generated: October 30, 2026

4-(6-chloro-2,3-methylenedioxyanilino)-7-hydroxy-5-(N-methylpiperidin-4-yloxy)quinazoline → HCID 11974212, compound

https://huagongshe.com/reaction/1826323

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(6-chloro-2,3-methylenedioxyanilino)-7-hydroxy-5-(N-methylpiperidin-4-yloxy)quinazolineHCID 135510701—
SolventIsobutanolHCID 6560—
ProductHCID 11974212HCID 11974212—

Reaction Steps

Using an analogous procedure to that described in Example 51, 4-(6-chloro-2,3-methylenedioxyanilino)-7-hydroxy-5-(N-methylpiperidin-4-yloxy)quinazoline was reacted with isobutanol to give the title compound; NMR Spectrum: (CDCl3) 1.05 (d, 6H), 1.95–2.05 (m, 2H), 2.08–2.28 (m, 3H), 2.3 (s, 3H), 2.3–2.4 (m, 2H), 2.7 (br s, 2H), 3.82 (d, 2H), 4.6 (m, 1H), 6.03 (s, 2H), 6.5 (s, 1H), 6.7 (d, 1H), 6.8 (s, 1H), 6.95 (d, 1H), 8.5 (s, 1H), 9.25 (s, 1H); Mass Spectrum: M+H+ 485 and 487.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07049438B2
Source datasetuspto-grants-2006_05
ORD IDord-6440185c2f664506b712dae3fbeb6c60
Source noteuspto-grants-2006_05