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结构式
乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
30246-74-3
合成路线
(共 19 条)
30246-74-3
→
反应条件
873-66-5
甲基苯乙烯
反应条件
1: With n-butyllithium; zirconocene dichloride in tetrahydrofuran; hexane T=-78 - 20°C; 2: With hydrogenchloride in tetrahydrofuran; hexane T=20°C;
参考文献
Farhat, Shahera; Zouev, Irena; Marek, Ilan
Tetrahedron, 2004 , vol. 60, # 6 p. 1329 - 1337
673-32-5
1-苯基-1-丙炔
+
98-11-3
苯磺酸
→
反应条件
30246-74-3
反应条件
copper diacetate in ethylene glycol dimethyl ether T=60°C; 8 h; Inert atmosphere; stereoselective reaction;
参考文献
Wei, Wei; Li, Jinli; Yang, Daoshan; Wen, Jiangwei; Jiao, Yueting; You, Jinmao; Wang, Hua
Organic and Biomolecular Chemistry, 2014 , vol. 12, # 12 p. 1861 - 1864
599-70-2
乙基苯基砜
+
100-52-7
苯甲醛
+
814-49-3
氯磷酸二乙酯
→
反应条件
30246-74-3
反应条件
1: PhSO2Et With n-butyllithium in tetrahydrofuran; hexane T=0°C; Metallation; 0.5 h; 2: diethyl chlorophosphate in tetrahydrofuran T=0°C; Substitution; 0.5 h; 3: benzaldehyde T=0°C; Condensation; Horner-Emmons olefination; 1 h;
参考文献
Lee, Jae Wook; Lee, Chi-Wan; Jung, Jin Hang; Oh, Dong Young
Synthetic Communications, 2000 , vol. 30, # 2 p. 279 - 283
139766-16-8
→
反应条件
30246-74-3
+
139766-31-7
反应条件
potassium tert-butylate in tetrahydrofuran; tert-butyl alcohol T=25°C; Cyclization; 0.25 h;
参考文献
Craig, Donald; Ikin, Neil J.; Mathews, Neil; Smith, Alison M.
Tetrahedron, 1999 , vol. 55, # 47 p. 13471 - 13494
873-66-5
甲基苯乙烯
+
98-09-9
苯磺酰氯
→
反应条件
30246-74-3
反应条件
dichlorotris(triphenylphosphine)ruthenium(II); triethylamine in benzene T=60°C; 72 h; sealed tube;
参考文献
Kamigata, Nobumasa; Narushima, Tomoo; Sawada, Hideo; Kobayashi, Michio
Bulletin of the Chemical Society of Japan, 1984 , vol. 57, # 5 p. 1421 - 1422
766-90-5
顺-β-甲基苯乙烯
+
98-09-9
苯磺酰氯
→
反应条件
873-66-5
甲基苯乙烯
+
30246-74-3
反应条件
dichlorotris(triphenylphosphine)ruthenium(II); triethylamine in benzene T=60°C; 72 h; sealed tube; Yields of byproduct given;
参考文献
Kamigata, Nobumasa; Narushima, Tomoo; Sawada, Hideo; Kobayashi, Michio
Bulletin of the Chemical Society of Japan, 1984 , vol. 57, # 5 p. 1421 - 1422
16212-06-9
反式苯基肉桂砜
→
反应条件
30246-74-3
反应条件
1: n-BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C 2: tetrahydrofuran / -78 - (-50) deg C, 1 h; rt, 30 min View Scheme
参考文献
Yamamoto, Makoto; Suzuki, Kazuya; Tanaka, Seiji; Yamada, Kazutoshi
Bulletin of the Chemical Society of Japan, 1987 , vol. 60, # 4 p. 1523 - 1524
139765-97-2
→
反应条件
30246-74-3
反应条件
1.1: n-BuLi / tetrahydrofuran; hexane / -78 °C 1.2: 89 percent / n-BuLi / tetrahydrofuran; hexane / 0.08 h / -78 °C 2.1: potassium tert-butoxide / tetrahydrofuran / 25 °C 2.2: aq. HF / acetonitrile / 1 h / 25 °C 3.1: 42 percent / t-BuOK / 2-methyl-propan-2-ol; tetrahydrofuran / 0.25 h / 25 °C View Scheme
参考文献
Craig, Donald; Ikin, Neil J.; Mathews, Neil; Smith, Alison M.
Tetrahedron, 1999 , vol. 55, # 47 p. 13471 - 13494
139766-05-5
→
反应条件
30246-74-3
反应条件
1.1: potassium tert-butoxide / tetrahydrofuran / 25 °C 1.2: aq. HF / acetonitrile / 1 h / 25 °C 2.1: 42 percent / t-BuOK / 2-methyl-propan-2-ol; tetrahydrofuran / 0.25 h / 25 °C View Scheme
参考文献
Craig, Donald; Ikin, Neil J.; Mathews, Neil; Smith, Alison M.
Tetrahedron, 1999 , vol. 55, # 47 p. 13471 - 13494
766-90-5
顺-β-甲基苯乙烯
→
反应条件
30246-74-3
反应条件
1: triethylamine, dichlorotris(triphenylphosphine)ruthenium(II) / benzene / 72 h / 60 °C / sealed tube 2: 55 percent / triethylamine, dichlorotris(triphenylphosphine)ruthenium(II) / benzene / 72 h / 60 °C / sealed tube View Scheme
参考文献
Kamigata, Nobumasa; Narushima, Tomoo; Sawada, Hideo; Kobayashi, Michio
Bulletin of the Chemical Society of Japan, 1984 , vol. 57, # 5 p. 1421 - 1422
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