| 英文名 | 2-methyl-8H-pyrimido[4,5-d]pyrimidine-5-thione |
|---|---|
| 英文别名 |
7-Methyl-3H-pyrimido[4,5-d]pyrimidin-4-thion
7-methyl-3H,4H-pyrimido[4,5-d][1,3]diazine-4-thione 7-methyl-3H-pyrimido[4,5-d]pyrimidine-4-thione |
| 密度 | 1.55g/cm3 |
|---|---|
| 沸点 | 345.5ºC at 760mmHg |
| 分子式 | C7H6N4S |
| 分子量 | 178.21400 |
| 闪点 | 162.8ºC |
| 精确质量 | 178.03100 |
| PSA | 86.55000 |
| LogP | 1.39080 |
| 折射率 | 1.799 |
| 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% |