中文名 | 1,4-二溴-2-丁炔 |
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英文名 | 1,4-dibromobut-2-yne |
英文别名 |
2-Butyne,4-dibromo
2-Butyne,1,4-dibromo 1,4-Dibromobutyne 1,4-dibromo-5-butyne 1,4-Dibrom-but-2-in 1,4-dibromo-but-2-yne 1,4-Dibromo-2-butyne |
密度 | 2.032g/cm3 |
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沸点 | 220.6ºC at 760mmHg |
分子式 | C4H4Br2 |
分子量 | 211.88300 |
闪点 | 91.5ºC |
精确质量 | 209.86800 |
LogP | 1.77960 |
蒸汽压 | 0.166mmHg at 25°C |
折射率 | 1.566 |
海关编码 | 2903399090 |
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~95% 2219-66-1 |
文献:Efskind, Jon; Benneche, Tore; Undheim, Kjell Acta Chemica Scandinavica, 1997 , vol. 51, # 9 p. 942 - 952 |
~% 2219-66-1 |
文献:Valette Annales de Chimie (Cachan, France), 1948 , vol. <12>3, p. 674 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1946 , vol. 223, p. 908 |
~% 2219-66-1 |
文献:Schubert et al. Journal of the American Chemical Society, 1954 , vol. 76, p. 1929,1931 |
~% 2219-66-1 |
文献:Johnson Journal of the Chemical Society, 1946 , p. 1013 |
~% 2219-66-1 |
文献:Valette Annales de Chimie (Cachan, France), 1948 , vol. <12>3, p. 674 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, 1946 , vol. 223, p. 908 |
海关编码 | 2903399090 |
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中文概述 | 2903399090. 其他无环烃的氟化、溴化或碘化衍生物. 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 | 2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |