Triphenylphosphine → Ethyl 3-ethoxy-3-{4-[(3-isopropyloxybenzyl)oxy]phenyl}propionate

HRID 1515074

Reaktionsgleichung

Reaktionsgleichung von HRID 1515074
[CH2:1]([O:3][CH:4]([C:11]1[CH:16]=[CH:15][C:14]([OH:17])=[CH:13][CH:12]=1)[CH2:5][C:6]([O:8][CH2:9][CH3:10])=[O:7])[CH3:2].[CH:18]([O:21][C:22]1[CH:23]=[C:24]([CH:27]=[CH:28][CH:29]=1)[CH2:25]O)([CH3:20])[CH3:19].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(C)C=CC=CC=1.N(C(OCC)=O)=NC(OCC)=O>O1CCCC1>[CH2:1]([O:3][CH:4]([C:11]1[CH:12]=[CH:13][C:14]([O:17][CH2:25][C:24]2[CH:27]=[CH:28][CH:29]=[C:22]([O:21][CH:18]([CH3:20])[CH3:19])[CH:23]=2)=[CH:15][CH:16]=1)[CH2:5][C:6]([O:8][CH2:9][CH3:10])=[O:7])[CH3:2]

Komponenten

6

Edukt 4

HCID 11776TriphenylphosphineHCID 2759474(3-Isopropoxyphenyl)methanolHCID 66777355Diethylazodicarboxylate tolueneHCID 67058135Ethyl 3-ethoxy-3-(4-hydroxyphenyl)propionate

Produkt 1

HCID 67068823Ethyl 3-ethoxy-3-{4-[(3-isopropyloxybenzyl)oxy]phenyl}propionate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 8028TetrahydrofuranLösungsmittel

Versuchsvorschrift

Ethyl 3-ethoxy-3-(4-hydroxyphenyl)propionate (100 mg, 0.420 mmol) produced in Example 1 (1C) and 3-isopropyloxybenzyl alcohol (118 mg, 0.710 mmol) were dissolved in tetrahydrofuran (2 mL), and triphenylphosphine (165 mg, 0.629 mmol) and a diethyl azodicarboxylate toluene solution (2.2 M, 290 μL, 0.640 mmol) were added thereto at room temperature, and then, the resulting mixture was stirred under a nitrogen atmosphere at room temperature for 4 hours.

Quellen und Nachweise

ORD-Eintrag
ord-a700f1d77fb24eebacf1a4e256d1191d
Quelldatensatz
uspto-grants-2012_07
Patentnummer
US08222281B2

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