1,1,4,4-tetraethoxybut-2-yne结构式
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常用名 | 1,1,4,4-tetraethoxybut-2-yne | 英文名 | 1,1,4,4-tetraethoxybut-2-yne |
|---|---|---|---|---|
| CAS号 | 3975-08-4 | 分子量 | 230.30100 | |
| 密度 | 0.975g/cm3 | 沸点 | 287.9ºC at 760mmHg | |
| 分子式 | C12H22O4 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 87.2ºC |
| 英文名 | 1,1,4,4-tetraethoxybut-2-yne |
|---|---|
| 英文别名 | 更多 |
| 密度 | 0.975g/cm3 |
|---|---|
| 沸点 | 287.9ºC at 760mmHg |
| 分子式 | C12H22O4 |
| 分子量 | 230.30100 |
| 闪点 | 87.2ºC |
| 精确质量 | 230.15200 |
| PSA | 36.92000 |
| LogP | 1.78800 |
| 折射率 | 1.442 |
| 海关编码 | 2909199090 |
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~%
1,1,4,4-tetraet... 3975-08-4 |
| 文献：Howk; Sauer Journal of the American Chemical Society, 1958 , vol. 80, p. 4607 Org. Synth. Coll. Vol., 1963 , vol. IV, p. 801 |
|
~67%
1,1,4,4-tetraet... 3975-08-4 |
| 文献：Smith, Brendan M.; Graham, Andrew E. Tetrahedron Letters, 2007 , vol. 48, # 28 p. 4891 - 4894 |
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~%
1,1,4,4-tetraet... 3975-08-4 |
| 文献：Schoepf; Arnold Justus Liebigs Annalen der Chemie, 1947 , vol. 558, p. 109,123 Full Text Show Details Henkel; Weygand Chemische Berichte, 1943 , vol. 76, p. 812,815 Full Text Show Details Preobrashenskii et al. Zhurnal Obshchei Khimii, 1945 , vol. 15, p. 952,955 Chem.Abstr., 1946 , p. 6488 Full Text Show Details Kranzfelder; Vogt Journal of the American Chemical Society, 1938 , vol. 60, p. 1715 |
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~%
1,1,4,4-tetraet... 3975-08-4 |
| 文献：Barbot, Francis; Poncini, Laurence; Randrianoelina, Benjamin; Miginiac, Philippe Journal of Chemical Research, Miniprint, 1981 , # 11 p. 4016 - 4035 |
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~%
1,1,4,4-tetraet... 3975-08-4 |
| 文献：Gorgues; Stephan; Belyasmine; Khanous; Co Tetrahedron, 1990 , vol. 46, # 8 p. 2817 - 2826 |
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~%
详细
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| 文献：Howk; Sauer Journal of the American Chemical Society, 1958 , vol. 80, p. 4607 Org. Synth. Coll. Vol., 1963 , vol. IV, p. 801 |
| 海关编码 | 2909199090 |
|---|---|
| 中文概述 | 2909199090. 其他无环醚及其卤化衍生物（包括磺化，硝化或亚硝化衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
| acetylene dialdehyde tetraethylacetal |
| 1,1,4,4-tetraethoxy-but-2-yne |
| 1,1,4,4-TETRAETHOXY-2-BUTYNE |
| Acetylenedialdehyde tetraethyl diacetal |
| Butindial-bis-diaethylacetal |
| 2-Butyne,1,1,4,4-tetraethoxy |
| butynedial-bis-diethylacetal |
