7-乙基茶碱结构式
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常用名 | 7-乙基茶碱 | 英文名 | 1H-Purine-2,6-dione,7-ethyl-3,7-dihydro-1,3-dimethyl- |
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CAS号 | 23043-88-1 | 分子量 | 208.21700 | |
密度 | 1.39g/cm3 | 沸点 | 418.5ºC at 760mmHg | |
分子式 | C9H12N4O2 | 熔点 | 148-150ºC | |
MSDS | N/A | 闪点 | 206.9ºC |
中文名 | 7-乙基茶碱 |
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英文名 | 7-ethyl-1,3-dimethylpurine-2,6-dione |
英文别名 | 更多 |
密度 | 1.39g/cm3 |
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沸点 | 418.5ºC at 760mmHg |
熔点 | 148-150ºC |
分子式 | C9H12N4O2 |
分子量 | 208.21700 |
闪点 | 206.9ºC |
精确质量 | 208.09600 |
PSA | 61.82000 |
蒸汽压 | 3.26E-07mmHg at 25°C |
折射率 | 1.656 |
海关编码 | 2933990090 |
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~95% 7-乙基茶碱 23043-88-1 |
文献:Hedayatullah, Mir Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 249 - 251 |
~80% 7-乙基茶碱 23043-88-1 |
文献:Malakar, Chandi C.; Schmidt, Dietmar; Conrad, Juergen; Beifuss, Uwe Organic Letters, 2011 , vol. 13, # 6 p. 1378 - 1381 |
~39% 7-乙基茶碱 23043-88-1 |
文献:Aleksandrova, I. Ya.; Tkachenko, E. I.; Sapronov, N. S.; Sholtes, L.; Trnovets, T.; Plotrovskii, L. B. Pharmaceutical Chemistry Journal, 1986 , vol. 20, # 2 p. 99 - 103 Khimiko-Farmatsevticheskii Zhurnal, 1986 , vol. 20, # 2 p. 164 - 168 |
~% 7-乙基茶碱 23043-88-1 |
文献:Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), , p. 911 - 916 |
~% 7-乙基茶碱 23043-88-1 |
文献:Anales de la Asociacion Quimica Argentina (1921-2001), , vol. 45, p. 79,82 |
~% 7-乙基茶碱 23043-88-1 |
文献:Archiv der Pharmazie (Weinheim, Germany), , vol. 245, p. 313 Chem. Zentralbl., , vol. 77, # I p. 1241 |
海关编码 | 2933990090 |
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中文概述 | 2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
申报要素 | 品名, 成分含量, 用途, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期 |
Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Ethyltheophylline (VAN) |
7-ethyl-1,3-dimethylxanthine |
1,3-Dimethyl-7-ethylxanthine |
7-Ethyltheophylline |
7-ethyl-1,3-dimethyl-3,7-dihydro-purine-2,6-dione |
ethyl-7 dimethyl-1,3 xanthine |
7-ETHYL-3,7-DIHYDRO-1,3-DIMETHYL-1H-PURINE-2,6-DIONE |
Theophylline,7-ethyl |
Ethyltheophylline |