1,1-диэтил cyclobutanedicarboxylate
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3779-29-1
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- CAS №
- 3779-29-1
- Химическое название:
- 1,1-диэтил cyclobutanedicarboxylate
- английское имя:
- Diethyl 1,1-cyclobutanedicarboxylate
- Синонимы:
- DIETHYL CYCLOBUTANE-1,1-DICARBOXYLATE;NSC 9017;AKOS BBS-00006459;1,1-DICARBOETHOXYCYCLOBUTANE;DIETHYL 2,2-TRIMETHYLENEMALONATE;1,1-Bis(ethoxycarbonyl)cyclobutane;DIETHYL 1,1-CYCLOBUTANEDICARBOXYLATE;Diethyl 1,1-Cyclobutanedicarboxylate >1,1-decarboxylic acid diethyl cyclobutane;1,1-CYCLOBUTANEDICARBOXYLIC ACID DIETHYL ESTER
- CBNumber:
- CB3352522
- Формула:
- C10H16O4
- молекулярный вес:
- 200.23
- MOL File:
- 3779-29-1.mol
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1,1-диэтил cyclobutanedicarboxylate атрибут
Заявления о рисках и безопасности
| Заявления о рисках |
36/37/38 |
| Заявления о безопасности |
23-24/25 |
| WGK Германия |
3 |
| TSCA |
Yes |
| кода HS |
38220090 |
1,1-диэтил cyclobutanedicarboxylate химические свойства, назначение, производство
Химические свойства
Colourless Oil
Использование
Diethyl 1,1-cyclobutanedicarboxylate is used as a pharmaceutical intermediate. Used as intermediate in the production of Carboplatin.
Подготовка
The preparation of diethyl 1,1-cyclobutanedicarboxylate is as follows:The major product is tetraethy1 1,1,5,5-pentanetetra-carboxylate II with diethyl malonate. To eliminate this side reaction, II was independently prepared by the addition of hydrogen bromide to diethyl allylmalonate (I) and then cyclized to II by treatment with sodium ethylate. The over-all yield from I is about 50%.
1,1-диэтил cyclobutanedicarboxylate препаратная продукция и сырье
сырьё
препарат
1,1-диэтил cyclobutanedicarboxylate поставщик
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