Dimethyl Sulfoxide → (Z)-6-heneicosen-11-one

HRID 879046

Reaktionsgleichung

Reaktionsgleichung von HRID 879046
C(=O)CCCCCCCCC/C=C\CCCC.CS(C)=O.C(Cl)(=O)C(Cl)=O.[CH3:28][CH2:29][CH2:30][CH2:31][CH2:32]/[CH:33]=[CH:34]\[CH2:35][CH2:36][CH2:37][CH:38]([OH:49])[CH2:39][CH2:40][CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][CH2:47][CH3:48].CCN(CC)CC>>[CH3:48][CH2:47][CH2:46][CH2:45][CH2:44]/[CH:43]=[CH:42]\[CH2:41][CH2:40][CH2:39][C:38](=[O:49])[CH2:37][CH2:36][CH2:35][CH2:34][CH2:33][CH2:32][CH2:31][CH2:30][CH2:29][CH3:28]

Komponenten

6

Versuchsvorschrift

According to the procedure for compound 6, DMSO (0.080 mL, 1.1 mmol), oxalyl chloride (0.060 mL, 0.67 mmol), alcohol 19 (0.19 g, 0.61 mmol), and Et3N (0.42 mL, 3.1 mmol) were reacted to yield 20 (0.17 g, 91% yield, 88% Z as determined by quantitative 13C-NMR) as a colorless oil; 1H NMR (CDCl3): δ 5.39 (1H, m), 5.31 (1H, m), 2.39 (2H, t, J=7.5 Hz), 2.38 (2H, t, J=7.6 Hz), 2.04 (2H, m), 1.99 (2H, m), 1.63 (2H, m), 1.56 (2H, m), 1.20-1.37 (20H, m), 0.88 (6H, m); 13C NMR (CDCl3): δ 211.4, 131.0, 128.7, 42.9, 42.1, 31.9, 31.5, 29.6, 29.5, 29.4 (2C), 29.3 (2C), 23.9, 22.7, 22.6, 14.1 (2C); HRMS (FAB): 309.3148, [C21H40O+H]+ requires 309.3157.

Aufarbeitung

  1. customwere reacted

Quellen und Nachweise

ORD-Eintrag
ord-842694dec9404422a6471cf2309aaa97
Quelldatensatz
uspto-grants-2015_03
Patentnummer
US08987531B2

Verknüpfte Notizen

Wird geladen…