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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 871585Generated: October 27, 2026

Diisopropylethylamine → 1-(3-Methoxy-4-(trifluoromethyl)phenyl)-3-(3-(6-methoxy-7-(2-methoxyethoxy)quinazolin-4-yloxy)phenyl)urea

https://huagongshe.com/reaction/871585

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant3-(6-Methoxy-7-(2-methoxyethoxy)quinazolin-4-yloxy)anilineHCID 66875805—
ReactantPhenyl 3-methoxy-4-(trifluoromethyl)phenylcarbamateHCID 66876321—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
Product1-(3-Methoxy-4-(trifluoromethyl)phenyl)-3-(3-(6-methoxy-7-(2-methoxyethoxy)quinazolin-4-yloxy)phenyl)ureaHCID 44242930—

Reaction Steps

The procedure for Example 138B was used to react with phenyl 3-methoxy-4-(trifluoromethyl)phenylcarbamate described in Example 190B (140 mg, 0.45 mmol) with 3-(6-methoxy-7-(2-methoxyethoxy)quinazolin-4-yloxy)aniline from Example 117B (103 mg, 0.30 mmol). To this solution was added diisopropylethyl amine (80 μL, 0.46 mmol) and DMAP (4.0 mg, 0.03 mmol). The reaction was concentrated to dryness and triturated with dichloromethane to give 52 mg. 1H (DMSO-d6) 9.30 (s, 1H), 9.15 (s, 1H), 8.60 (s, 1H), 7.60 (m, 2H), 7.50 (s, 2H), 7.35 (m, 2H), 7.25 (m, 1H), 7.00 (m, 2H), 4.35 (m, 2H), 4.00 (s, 3H), 3.84 (s, 3H), 3.70 (m, 2H), 3.40 (m, 3H). LCMS (ESI) m/z 559 (M+H)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08969587B2
Source datasetuspto-grants-2015_03
ORD IDord-6ad58bdf6eb7469c83c767a91fbb021a
Source noteuspto-grants-2015_03