| 英文名 | 1,3-dimethyl-8-(pyridin-3-ylmethyl)-7H-purine-2,6-dione |
|---|---|
| 英文别名 |
8-(3-Pyridylmethyl)theophylline
Theophylline,8-(3-pyridylmethyl) NV 4 (Pyridyl-3'-methyl)-8-theophyllin (Pyridyl-3' methyl)-8 theophylline [French] (Pyridyl-3' methyl)-8 theophylline 1,3-dimethyl-8-pyridin-3-ylmethyl-3,7(9)-dihydro-purine-2,6-dione |
| 密度 | 1.387g/cm3 |
|---|---|
| 沸点 | 594.9ºC at 760mmHg |
| 分子式 | C13H13N5O2 |
| 分子量 | 271.27500 |
| 闪点 | 313.6ºC |
| 精确质量 | 271.10700 |
| PSA | 85.57000 |
| 蒸汽压 | 4.06E-14mmHg at 25°C |
| 折射率 | 1.641 |
| 海关编码 | 2933990090 |
|---|
| 海关编码 | 2933990090 |
|---|---|
| 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% |