中文名 | 2-羟基-5甲基吡嗪 |
---|---|
英文名 | 5-methyl-1H-pyrazin-2-one |
中文别名 |
5-甲基吡嗪-2(1H)-酮
2-羟基-5-甲基吡嗪 |
英文别名 |
2-pyrazinol, 5-methyl-
5-Methyl-2(1H)-pyrazinone 2(1H)-Pyrazinone, 5-methyl- 5-Methyl-2-oxo-1,2-dihydro-pyrazin 2-Hydroxy-5-methylpyrazine 5-Methyl-1H-pyrazin-2-on 5-Methylpyrazin-2-ol Pyrazine,2-hydroxy-5-methyl Pyrazinol,5-methyl |
密度 | 1.2±0.1 g/cm3 |
---|---|
沸点 | 376.2ºC at 760 mmHg |
分子式 | C5H6N2O |
分子量 | 110.114 |
闪点 | 181.3ºC |
精确质量 | 110.048012 |
PSA | 46.01000 |
LogP | -0.90 |
蒸汽压 | 3.41E-06mmHg at 25°C |
折射率 | 1.577 |
储存条件 | 室温,干燥 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
|
危害码 (欧洲) | Xi |
---|---|
海关编码 | 2933990090 |
~% 20721-17-9 |
文献:Journal of the American Chemical Society, , vol. 74, p. 1580,1582 US2520088 , ; |
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% |