2,3,4-三甲基环戊-2-烯-1-酮合成路线 (共 12 条)
反应条件
chloro-trimethyl-silane; sodium iodide in N,N-dimethyl-formamide T=120°C;
参考文献
Andrews; Regan
Tetrahedron Letters, 1991 , vol. 32, # 52 p. 7731 - 7734
反应条件
hydrogenchloride T=60 - 70°C;
参考文献
Nasarow; Saretzkaja
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1946 , p. 534
Chem.Abstr., 1948 , p. 7731
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Nasarow; Kusnetzowa
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1942 , p. 392
Chem.Abstr., 1945 , p. 1620
反应条件
1: 40 percent / K2CO3 / H2O 2: 61 percent / conc. H2SO4 / 6 h / 60 °C / same reaction with further α,β-dimethyl-β'-alkyl α,α'-dienones View Scheme
参考文献
Motoyoshiya, Jiro; Yazaki, Toshikazu; Hayashi, Sadao
Journal of Organic Chemistry, 1991 , vol. 56, # 18 p. 735 - 740
反应条件
sulfuric acid T=60°C; 6 h;
参考文献
Motoyoshiya, Jiro; Yazaki, Toshikazu; Hayashi, Sadao
Journal of Organic Chemistry, 1991 , vol. 56, # 18 p. 735 - 740
反应条件
aluminum isopropoxide T=120°C;
参考文献
Nasarow; Kachniaschwili
Sb. Statei Obshch. Khim., 1953 , p. 905,910
Chem.Abstr., 1955 , p. 6846
参考文献
Conia,J.-M.; Leriverend,M.-L.
Bulletin de la Societe Chimique de France, 1970 , p. 2981 - 2991
反应条件
sodium hydroxide 0.25 h; Heating; Title compound not separated from byproducts;
参考文献
Broussier, Roland; Ninoreille, Serge; Legrand, Corinne; Gautheron, Bernard
Journal of Organometallic Chemistry, 1997 , vol. 532, # 1-2 p. 55 - 60
反应条件
methanesulfonic acid 3 h; Ambient temperature; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Salaun, J.; Karkour, B.; Ollivier, J.
Tetrahedron, 1989 , vol. 45, # 10 p. 3151 - 3162
反应条件
sodium hydroxide 8 h; Heating;
参考文献
Brettle,R. et al.
Journal of the Chemical Society [Section] C: Organic, 1970 , p. 1317 - 1320
反应条件
1: H2SO4 / 50 - 65 °C 2: aqueous HCl / 60 - 70 °C View Scheme
参考文献
Nasarow; Janbikow
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1943 , p. 389
Chem.Abstr., 1945 , p. 503