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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
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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
57038-62-7
合成路线
(共 12 条)
25468-59-1
→
反应条件
57038-62-7
反应条件
trichlorophosphate T=170°C;
参考文献
Karmas; Spoerri
Journal of the American Chemical Society, 1956 , vol. 78, p. 4071,4076
25468-58-0
3-硝基-5,6-二苯基-1H-吡嗪-2-酮
→
反应条件
57038-62-7
+
25468-59-1
反应条件
sulfuric acid; trichlorophosphate
参考文献
Karmas; Spoerri
Journal of the American Chemical Society, 1956 , vol. 78, p. 4071,4076
Full Text Show Details
Martin; Tarasiejska
Bulletin des Societes Chimiques Belges, 1957 , vol. 66, p. 136,149
83520-54-1
→
反应条件
57038-62-7
反应条件
trichlorophosphate 1 h; Heating;
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
25468-58-0
3-硝基-5,6-二苯基-1H-吡嗪-2-酮
→
反应条件
57038-62-7
反应条件
1: POCl3; concentrated H2SO4 2: POCl3 / 170 °C View Scheme
参考文献
Karmas; Spoerri
Journal of the American Chemical Society, 1956 , vol. 78, p. 4071,4076
78754-78-6
→
反应条件
57038-62-7
+
78754-79-7
反应条件
trichlorophosphate 1 h; Heating;
参考文献
Ohta, Akihiro; Masano, Sawako; Tsutsui, Mayumi; Yamamoto, Fusako; Suzuki, Sumie; et al.
Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 555 - 558
1588-89-2
2,3-二苯基哌嗪
→
反应条件
57038-62-7
反应条件
1: 73.4 percent / 90percent H2O2, maleic anhydride / CHCl3 / 2 h / Heating 2: 86 percent / POCl3 / 0.33 h / Heating 3: 72 percent / 90percent H2O2, maleic anhydride / CHCl3 / 48 h / Ambient temperature 4: 86 percent / POCl3 / 1 h / Heating View Scheme
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
1489-06-1
5,6-二苯基-2,3-二羟基吡嗪
→
反应条件
57038-62-7
反应条件
1: 82 percent / Sulfur / 0.5 h / 140 °C 2: 73.4 percent / 90percent H2O2, maleic anhydride / CHCl3 / 2 h / Heating 3: 86 percent / POCl3 / 0.33 h / Heating 4: 72 percent / 90percent H2O2, maleic anhydride / CHCl3 / 48 h / Ambient temperature 5: 86 percent / POCl3 / 1 h / Heating View Scheme
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
61578-13-0
→
反应条件
57038-62-7
反应条件
1: 86 percent / POCl3 / 0.33 h / Heating 2: 72 percent / 90percent H2O2, maleic anhydride / CHCl3 / 48 h / Ambient temperature 3: 86 percent / POCl3 / 1 h / Heating View Scheme
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
41270-66-0
5-氯-2,3-二苯基吡嗪
→
反应条件
57038-62-7
反应条件
1: 72 percent / 90percent H2O2, maleic anhydride / CHCl3 / 48 h / Ambient temperature 2: 86 percent / POCl3 / 1 h / Heating View Scheme
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
134-81-6
联苯甲酰
→
反应条件
57038-62-7
反应条件
1: 87 percent / ethanol / 1) room temp. 2) reflux, 0.5 h 2: 82 percent / Sulfur / 0.5 h / 140 °C 3: 73.4 percent / 90percent H2O2, maleic anhydride / CHCl3 / 2 h / Heating 4: 86 percent / POCl3 / 0.33 h / Heating 5: 72 percent / 90percent H2O2, maleic anhydride / CHCl3 / 48 h / Ambient temperature 6: 86 percent / POCl3 / 1 h / Heating View Scheme
参考文献
Watahiki, Hiroko; Tsutsui, Mayumi; Akita, Yasuo; Watanabe, Tokuhiro; Kurihara, Teruo
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 465 - 473
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