| 英文名 | 7-[4-(1,3-dimethyl-2,6-dioxopurin-7-yl)-4-oxobutanoyl]-1,3-dimethylpurine-2,6-dione |
|---|---|
| 英文别名 |
7,7'-Succinyl-ditheophyllin
1,3,1',3'-tetramethyl-3,7,3',7'-tetrahydro-7,7'-succinyl-bis-purine-2,6-dione 7,7'-Succinylditheophylline |
| 密度 | 1.68g/cm3 |
|---|---|
| 沸点 | 739.1ºC at 760 mmHg |
| 分子式 | C18H18N8O6 |
| 分子量 | 442.38600 |
| 闪点 | 400.8ºC |
| 精确质量 | 442.13500 |
| PSA | 157.78000 |
| 折射率 | 1.774 |
| 海关编码 | 2933990090 |
|---|
|
~49%
58447-18-0 |
| 文献:Interx Research Corporation Patent: US4000132 A1, 1976 ; |
|
~%
58447-18-0 |
| 文献:Interx Research Corporation Patent: US4000132 A1, 1976 ; |
| 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% |