3,4-二甲氧基-2-羟基苯甲醛合成路线 （共 35 条）
参考文献
Helvetica Chimica Acta, , vol. 18, p. 816,826
反应条件
1: H2 / Pd-BaSO4 2: (KO3S)2NO, aq. KH2PO4 3: H2 / Lindlar catalyst View Scheme
参考文献
Obol'nikova,E.A. et al.
J. Gen. Chem. USSR (Engl. Transl.), 1968 , vol. 38, # 3 p. 459 - 462,453 - 456
反应条件
1: 72.3 percent / Zn-Hg, conc. HCl / H2O; toluene / 14 h / Heating 2: 1.3 g / ON(SO3K)2, sodium acetate / acetone; H2O / 2 h / Ambient temperature View Scheme
参考文献
Obol'nikova,E.A. et al.
J. Gen. Chem. USSR (Engl. Transl.), 1968 , vol. 38, # 3 p. 459 - 462,453 - 456
反应条件
potassium carbonate in acetone
参考文献
Rohm and Haas Company
Patent: US5866513 A1, 1999 ;
参考文献
Spaeth; Boschan
Monatshefte fuer Chemie, 1933 , vol. 63, p. 142
参考文献
Manske; Ledingham; Holmes
Canadian Journal of Research, Section B: Chemical Sciences, 1945 , vol. 23, p. 100,102
反应条件
hydrogenchloride; hydrogen; palladium on activated charcoal in ethyl acetate 13 h;
参考文献
Carvalho, Christopher F.; Russo, Albert V.; Sargent, Melvyn V.
Australian Journal of Chemistry, 1985 , vol. 38, # 5 p. 777 - 792
参考文献
Baker; Schmith
Journal of the Chemical Society, 1931 , p. 2542,2544
反应条件
1: K2CO3 / acetone / 6 h / Heating
2: 84 percent / AcOH; ethylenediamine / 20 °C
3: 95 percent / LAH / tetrahydrofuran / 24 h / 20 °C
4: Na2CO3 / CH2Cl2; H2O / 2 h / 20 °C
5: 66 percent / POCl3 / dimethylformamide / 3 h / 20 °C
6: 62 percent / sodium hydrogen carbonate / acetonitrile / 18 h / Heating
7: hydrogen / Pd/C / ethyl acetate / 20 °C / 3878.61 Torr
8: NaH / tetrahydrofuran / 0 - 20 °C
View Scheme
参考文献
Ploypradith, Poonsakdi; Petchmanee, Thaninee; Sahakitpichan, Poolsak; Litvinas, Nichole D.; Ruchirawat, Somsak
Journal of Organic Chemistry, 2006 , vol. 71, # 25 p. 9440 - 9448
反应条件
N,N-diethylaniline
T=215°C; 1.25 h;
参考文献
Ishii; Kenmotsu; Dopke; Harayama
Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 7 p. 1770 - 1772
