4(3H)-Pyrimidinone,2-methyl-
- 中文别名:2-甲基-4(3H)-嘧啶酮; 2-甲基-4-羟基嘧啶
- 中文释义:2-甲基-4(3H)-嘧啶酮;2-甲基嘧啶基-4(3H)-酮;2-甲基-4-羟基嘧啶
- 英文别名:4-Hydroxy-2-methylpyrimidine;
2-Methyl-3H-pyrimidin-4-on;
2-methyl-3H-pyrimidine-4-one;
2-Methyl-4-pyrimidinol;
2-Methylpyrimidine-4-ol;
2-methyl-3H-pyrimidin-4-one;
2-Methyl-4-hydroxypyriMidine
- CAS No.:19875-04-8
- 分子式:C5H6N2O
- 分子量:110.11
- 精确分子量:110.04800
- PSA:45.75000
- 分子结构式:
物化性质
- 密度:
- 1.22g/cm3
- 沸点:
- 190.3ºC at 760mmHg
- 闪点:
- 68.9ºC
- 折射率:
- 1.576
- 蒸汽压:
- 0.545mmHg at 25°C
安全信息
- 密度:
- 1.22g/cm3
- 沸点:
- 190.3ºC at 760mmHg
- 闪点:
- 68.9ºC
- 折射率:
- 1.576
- 蒸汽压:
- 0.545mmHg at 25°C
海关数据
中国海关编码:2933599090
- 概述:
- 2933599090. 其他结构上有嘧啶环的化合物(包括其他结构上有哌嗪环的化合物. 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
- 摘要/Summary:
- 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%