4-甲氧基-1,3-苯并二氧戊环合成路线 (共 26 条)
参考文献
Wagner et al.
Journal of the American Chemical Society, 1959 , vol. 81, p. 4983,4986
Full Text Show Details
Brownell; Weston
Journal of the American Chemical Society, 1951 , vol. 73, p. 4971
反应条件
Behandeln des Reaktionsgemisches mit Wasser;
参考文献
Wagner et al.
Journal of the American Chemical Society, 1959 , vol. 81, p. 4983,4986
Full Text Show Details
Brownell; Weston
Journal of the American Chemical Society, 1951 , vol. 73, p. 4971
反应条件
Behandeln des Reaktionsgemisches mit Wasser;
参考文献
Wagner et al.
Journal of the American Chemical Society, 1959 , vol. 81, p. 4983,4986
Full Text Show Details
Brownell; Weston
Journal of the American Chemical Society, 1951 , vol. 73, p. 4971
反应条件
lead(IV) acetate 1.) benzene, 60 deg C, 7 h, 2.) CHCl3-MeOH, 2 d, r.t.; Yield given. Multistep reaction;
参考文献
Ikeya, Yukinobu; Taguchi, Heihachiro; Yoshioka, Itiro
Chemical & Pharmaceutical Bulletin, 1981 , vol. 29, # 10 p. 2893 - 2898
反应条件
1: 1.) Pb(OAc)4 / 1.) benzene, 60 deg C, 7 h, 2.) CHCl3-MeOH, 2 d, r.t. 2: 26 mg / K2CO3 / acetone View Scheme
参考文献
Ikeya, Yukinobu; Taguchi, Heihachiro; Yoshioka, Itiro
Chemical & Pharmaceutical Bulletin, 1981 , vol. 29, # 10 p. 2893 - 2898
反应条件
1: 1.) phosphorus oxychloride / 1.) RT, 30 min, 2.) 100 deg C, 2 h
2: 98 percent / sodium chlorite, dibasic sodium phosphate, 2-methyl-2-butene / 2-methyl-propan-2-ol; H2O / 0.5 h / Ambient temperature
3: 85 percent / nitric acid / 0.17 h / 0 °C
4: 95 percent / hydrogen / platinum oxide / 2 h / 2068.6 Torr
5: 78 percent / sodium hydroxide / toluene / 0 °C
6: 88 percent / sodium hydride / N,N-dimethyl-acetamide / 1.) RT, 12 h, 2.) 30 min
7: diisopropylamine, n-butyllithium / tetrahydrofuran; hexane / 1.) -78 deg C, 90 min, 2.) RT, 90 min
8: 28 percent / palladium-on-charcoal / xylene / 1 h / Heating
View Scheme
参考文献
Coppola, Gary M.; Schuster, Herbert F.
Journal of Heterocyclic Chemistry, 1989 , vol. 26, p. 957 - 964
反应条件
1: 1.) phosphorus oxychloride / 1.) RT, 30 min, 2.) 100 deg C, 2 h
2: 98 percent / sodium chlorite, dibasic sodium phosphate, 2-methyl-2-butene / 2-methyl-propan-2-ol; H2O / 0.5 h / Ambient temperature
View Scheme
参考文献
Wagner et al.
Journal of the American Chemical Society, 1959 , vol. 81, p. 4983,4986
参考文献
Brown, Eric; Loriot, Michel; Robin, Jean-Pierre
Tetrahedron Letters, 1982 , vol. 23, # 9 p. 949 - 952
反应条件
trichlorophosphate
1.) 35-38 deg C, 5 h, 2.) 50 deg C, 1.5 h; Yield given. Title compound not separated from byproducts;
参考文献
Shirasaka, Tadashi; Takuma, Yuki; Imaki, Naoshi
Synthetic Communications, 1990 , vol. 20, # 8 p. 1213 - 1221
参考文献
Wagner et al.
Journal of the American Chemical Society, 1959 , vol. 81, p. 4983,4986
Full Text Show Details
Brownell; Weston
Journal of the American Chemical Society, 1951 , vol. 73, p. 4971