Diisopropyl Ether → Ethyl (E)-3-(3-bromo-1,4-dimethoxynaphthalen-2-yl)-2-methylpropenoate

HRID 1527680Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1527680
[Br:1][C:2]1[C:3]([CH:16]=O)=[C:4]([O:14][CH3:15])[C:5]2[C:10]([C:11]=1[O:12][CH3:13])=[CH:9][CH:8]=[CH:7][CH:6]=2.COC1C2C(=CC=CC=2)C(OC)=CC=1/[CH:32]=[C:33](\C)/[C:34]([O:36][CH2:37][CH3:38])=[O:35].O(C(C)C)C(C)C>>[Br:1][C:2]1[C:3](/[CH:16]=[C:33](\[CH3:32])/[C:34]([O:36][CH2:37][CH3:38])=[O:35])=[C:4]([O:14][CH3:15])[C:5]2[C:10]([C:11]=1[O:12][CH3:13])=[CH:9][CH:8]=[CH:7][CH:6]=2

Komponenten

4

Versuchsvorschrift

Compound 98e was prepared from 38 (0.515 g, 1.75 mmol) as described above for 28a to give 0.373 g (0.984 mmol, 56%) of the product as a white solid following flash chromatography (1:19 i-Pr2O:hexanes) and recrystallization from Et2O/hexanes. (0.314 g E; 0.059 g Z)

Aufarbeitung

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Quellen und Nachweise

ORD-Eintrag
ord-83b9d314dd2e449789ab4e0d94cfa6b4
Quelldatensatz
uspto-grants-2015_07
Patentnummer
US09089605B2

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