| 英文名 | 3-hydroxy-1-methyl-7H-purine-2,6-dione |
|---|---|
| 英文别名 |
3-hydroxy-1-methyl-3,9-dihydro-purine-2,6-dione
3-Hydroxy-1-methylxanthine 3-hydroxy-1-methyl-3,7-dihydro-1h-purine-2,6-dione 3,7-Dihydro-3-hydroxy-1-methyl-1H-purine-2,6-dione 3-Hydroxy-1-methylxanthin |
| 密度 | 1.823g/cm3 |
|---|---|
| 沸点 | 567.7ºC at 760mmHg |
| 分子式 | C6H6N4O3 |
| 分子量 | 182.13700 |
| 闪点 | 297.1ºC |
| 精确质量 | 182.04400 |
| PSA | 92.91000 |
| 蒸汽压 | 1E-13mmHg at 25°C |
| 折射率 | 1.733 |
| 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% |