2,2-二甲基-3-羟基丙醛合成路线 (共 61 条)
反应条件
ammonia; sodium methylate; potassium iodide in methanol T=5°C; electrooxidation;
参考文献
Okimoto, Mitsuhiro; Chiba, Toshiro
Journal of Organic Chemistry, 1988 , vol. 53, # 1 p. 218 - 219
反应条件
potassium carbonate; isobutyraldehyde
参考文献
Wessely
Monatshefte fuer Chemie, 1900 , vol. 21, p. 220
反应条件
toluene-4-sulfonic acid
T=190°C; 0.0833333 h; Neat (no solvent)Microwave irradiationClosed vessel;
参考文献
Huang, Po-Jung Jimmy; Stanley Cameron; Jha, Amitabh
Tetrahedron Letters, 2009 , vol. 50, # 1 p. 51 - 54
参考文献
Franke; Kohn
Monatshefte fuer Chemie, 1906 , vol. 27, p. 1101
参考文献
Franke; Kohn
Monatshefte fuer Chemie, 1906 , vol. 27, p. 1101
参考文献
Franke; Kohn
Monatshefte fuer Chemie, 1906 , vol. 27, p. 1101
反应条件
1: p-TsOH*H2O / benzene / 8 h / Heating
2: 64 percent / PCC, NaOAc / CH2Cl2 / 12 h / Ambient temperature
3: 2.) Jones reagent / 1.) ether, 12 h at r.t.; 2.) acetone, 30 min at 0 deg C
4: 1.) LiAlH4; 2.) t-AmONa / 1.) ether, toluene, 2 h at -123 deg C; 2.) DMSO, 2 h at r.t.
5: 99 percent / mCPBA / CH2Cl2 / 12 h / Ambient temperature
6: 1.) NaOMe; 2.) Collins reagent / 1.) benzene, 2 d at r.t.; 2.) CH2Cl2, 2 h at r.t.
7: 95 percent / LiAlH(OtBu)3 / diethyl ether / 1 h / -78 °C
8: 93 percent / NaH / benzene / 2 h / Heating
9: 92 percent / 3 N HCl / acetone / 5 h / Heating
10: 85 percent / diethyl ether / 12 h / Ambient temperature
11: 73 percent / Na / liquid ammonia / 0.33 h / -78 °C
View Scheme
参考文献
Yanagiya, Mitsutoshi; Matsuda, Fuyuhiko; Hasegawa, Kazuo; Matsumoto, Takeshi
Tetrahedron Letters, 1982 , vol. 23, # 39 p. 4039 - 4042
反应条件
1.1: potassium carbonate; water; hydroxylamine hydrochloride / ethanol / 48 h / 70 °C / |Cooling with ice
2.1: trifluoroacetic anhydride / -15 °C / |Reflux
3.1: methanol / 16 h / 25 °C
4.1: oxalyl dichloride / dimethyl sulfoxide; dichloromethane / 0.42 h / -78 °C
4.2: -78 - 25 °C
5.1: methanol; water; hydrogenchloride / 1 h / 55 °C
6.1: tetrabutyl ammonium fluoride / dimethyl sulfoxide / 0.25 h / 25 °C
View Scheme
参考文献
Cieslak, Jacek; Ausin, Cristina; Grajkowski, Andrzej; Beaucage, Serge L.
Chemistry - A European Journal, 2013 , vol. 19, # 14 p. 4623 - 4632
反应条件
1: K2CO3 / ethanol; H2O
2: HN(SiMe3)2, Py
View Scheme
参考文献
Byalaya,E.I. et al.
Pharmaceutical Chemistry Journal, 1976 , vol. 10, # 11 p. 1567 - 1569
Khimiko-Farmatsevticheskii Zhurnal, 1976 , vol. 10, # 11 p. 141 - 142
反应条件
pyridine; 1,1,1,3,3,3-hexamethyl-disilazane
参考文献
Byalaya,E.I. et al.
Pharmaceutical Chemistry Journal, 1976 , vol. 10, # 11 p. 1567 - 1569
Khimiko-Farmatsevticheskii Zhurnal, 1976 , vol. 10, # 11 p. 141 - 142