| 英文名 | 7-(3-hydroxypropyl)-1,3-dimethylpurine-2,6-dione |
|---|---|
| 英文别名 |
7-(3-hydroxy-propyl)-1,3-dimethyl-3,7-dihydro-purine-2,6-dione
X 991 EINECS 245-453-7 7-(3-Hydroxypropyl)theophylline 7-(3-Hydroxypropyl)theophyllin 7-(3-Hydroxy-propyl)-1,3-dimethyl-3,7-dihydro-purin-2,6-dion 3,7-dihydro-7-(3-hydroxypropyl)-1,3-dimethyl-1H-purine-2,6-dione Theophylline,7-(3-hydroxypropyl) 7-hydroxypropyl theophylline |
| 密度 | 1.45g/cm3 |
|---|---|
| 沸点 | 508.3ºC at 760mmHg |
| 分子式 | C10H14N4O3 |
| 分子量 | 238.24300 |
| 闪点 | 261.2ºC |
| 精确质量 | 238.10700 |
| PSA | 82.05000 |
| 蒸汽压 | 3.73E-11mmHg at 25°C |
| 折射率 | 1.662 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
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| 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% |