2,4-二甲基-1,3-戊二烯合成路线 （共 57 条）
反应条件
oxygen; Titanium(IV) oxide in acetonitrile
Irradiation; Further byproducts given;
参考文献
Fox, Marye Anne; Sackett, Debra D.; Younathan, Janet N.
Tetrahedron, 1987 , vol. 43, # 7 p. 1643 - 1660
反应条件
oxygen; Titanium(IV) oxide in acetonitrile
Irradiation; Mechanism;
参考文献
Fox, Marye Anne; Sackett, Debra D.; Younathan, Janet N.
Tetrahedron, 1987 , vol. 43, # 7 p. 1643 - 1660
反应条件
1: HBr
2: isopropyl magnesium bromide
3: nickel-aluminium oxide / 170 °C / Hydrogenation
View Scheme
参考文献
Lewina; Fainsilberg; Schuscherina
Zhurnal Obshchei Khimii, 1948 , vol. 18, p. 1778
Chem.Abstr., 1949 , p. 3344
反应条件
1: methyl vinyl ketone With AlCl3, aluminium chloride in tetrahydrofuran
T=5 - 20°C;
2: 2,4-Dimethyl-1,3-pentadiene in tetrahydrofuran
T=15 - 45°C; Diels-Alder Reaction; 19.5 h;
参考文献
SYNGENTA PARTICIPATIONS AG; STIERLI, Daniel; WALTER, Harald
Patent: WO2011/101256 A1, 2011 ;
Location in patent: Page/Page column 19-20 ;
反应条件
(i) aq. HBr, (ii) /BRN= 506523/; Multistep reaction;
参考文献
Maercker,A.; Jaroschek,H.-J.
Journal of Organometallic Chemistry, 1976 , vol. 116, p. 21 - 37
反应条件
1: (i) aq. HBr, (ii) /BRN= 506523/
2: (i) Mg, BrCH2CH2Br, (ii) CO2
View Scheme
参考文献
Maercker,A.; Jaroschek,H.-J.
Journal of Organometallic Chemistry, 1976 , vol. 116, p. 21 - 37
反应条件
beim Stehenlassen an der Luft unter Einw. von UV-Licht entsteht ein Peroxyd, das bei 100-120grad zersetzt;
参考文献
Jacquemain
Annales de Chimie (Cachan, France), 1944 , vol. <11>19, p. 530
Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1942 , vol. 215, p. 200
