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Посмотрите,пожалуйста,в Scifinder получение
CC(=O)c1cc2OCCOc2cc1Br
OC(=O)c1cc2OCCOc2cc1Br
Спасибо!
+++Поиск в Scifinder
+++Поиск в Scifinder
Последний раз редактировалось urri Пн июн 13, 2022 8:42 pm, всего редактировалось 1 раз.
Re: Поиск в Scifinder
для
CC(=O)c1cc2OCCOc2cc1Br
из
6-Bromo-1,4-benzodioxane + Aluminum chloride и ацетилхлорид
выход 82%
Anomalous nitration reactions of 1,4-benzodioxan derivatives
Dauksas, V.; Udrenaite, E.
Lietuvos TSR Aukstuju Mokyklu Mokslo Darbai, Chemija ir Chemine Technologija (1975), 17, 119-122
Abstract: Dinitrobenzodioxan (I, R = Et, R1 = R2 = NO2) was obtained in 90% yield by nitration of I (R = Et, R1 = NO2, R2 = H) with 75% HNO3 2 hr at 25°. Oxidation of I (R = COMe, R1 = Br, R2 = H) gave 99% I (R = CO2H, R1 = Br, R2 = H) which was nitrated with 75% HNO3 6 hr at 90° to give 46% I (R = NO2, R1 = Br, R2 = H). Analogously obtained was 41% I (R = R1 = NO2, R2 = H) and 30% I (R = COCH2NO2, R1 = NO2, R2 = H). Nitration of I (R = R1 = H, R2 = NO2) gave a mixture containing I (R = H, R1 = R2 = NO2), I (R = R2 = NO2, R1 = H), and 5,8-dinitro-1,4-benzodioxan.
и
из
6-Bromo-1,4-benzodioxane + Aluminum chloride и ацетилхлорид в CCl4
выход 69%
o-Acylbenzonitriles: Synthesis and Heterocyclization under Acid Hydrolysis of the Cyano Group
Mochalov, S. S.; Fedotov, A. N.; Trofimova, E. V.; Zefirov, N. S.
Russian Journal of Organic Chemistry (2018), 54(3), 403-413
для OC(=O)c1cc2OCCOc2cc1Br
из
1-(7-Bromo-2,3-dihydro-1,4-benzodioxin-6-yl)ethanone
Reagents: Sodium hypochlorite
Anomalous nitration reactions of 1,4-benzodioxan derivatives
Dauksas, V.; Udrenaite, E.
Lietuvos TSR Aukstuju Mokyklu Mokslo Darbai, Chemija ir Chemine Technologija (1975), 17, 119-122
CC(=O)c1cc2OCCOc2cc1Br
из
6-Bromo-1,4-benzodioxane + Aluminum chloride и ацетилхлорид
выход 82%
Anomalous nitration reactions of 1,4-benzodioxan derivatives
Dauksas, V.; Udrenaite, E.
Lietuvos TSR Aukstuju Mokyklu Mokslo Darbai, Chemija ir Chemine Technologija (1975), 17, 119-122
Abstract: Dinitrobenzodioxan (I, R = Et, R1 = R2 = NO2) was obtained in 90% yield by nitration of I (R = Et, R1 = NO2, R2 = H) with 75% HNO3 2 hr at 25°. Oxidation of I (R = COMe, R1 = Br, R2 = H) gave 99% I (R = CO2H, R1 = Br, R2 = H) which was nitrated with 75% HNO3 6 hr at 90° to give 46% I (R = NO2, R1 = Br, R2 = H). Analogously obtained was 41% I (R = R1 = NO2, R2 = H) and 30% I (R = COCH2NO2, R1 = NO2, R2 = H). Nitration of I (R = R1 = H, R2 = NO2) gave a mixture containing I (R = H, R1 = R2 = NO2), I (R = R2 = NO2, R1 = H), and 5,8-dinitro-1,4-benzodioxan.
и
из
6-Bromo-1,4-benzodioxane + Aluminum chloride и ацетилхлорид в CCl4
выход 69%
o-Acylbenzonitriles: Synthesis and Heterocyclization under Acid Hydrolysis of the Cyano Group
Mochalov, S. S.; Fedotov, A. N.; Trofimova, E. V.; Zefirov, N. S.
Russian Journal of Organic Chemistry (2018), 54(3), 403-413
для OC(=O)c1cc2OCCOc2cc1Br
из
1-(7-Bromo-2,3-dihydro-1,4-benzodioxin-6-yl)ethanone
Reagents: Sodium hypochlorite
Anomalous nitration reactions of 1,4-benzodioxan derivatives
Dauksas, V.; Udrenaite, E.
Lietuvos TSR Aukstuju Mokyklu Mokslo Darbai, Chemija ir Chemine Technologija (1975), 17, 119-122
Re: +++Поиск в Scifinder
Спасибо!!!
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