您好，欢迎来到魔法化学网！
![3,4-二氢-2H-吡啶并[1,2-D]嘧啶-2-酮结构式](https://www.chemicalbook.com/CAS/GIF/5439-14-5.gif)
| CAS号 : | 5439-14-5 |
精确质量 : | 148.06400 |
| 分子式 : | C8H8N2O |
logP : | -0.24530 |
| 分子量 : | 148.16200 |
PSA : | 34.36000 |
3,4-二氢-2H-吡啶并[1,2-D]嘧啶-2-酮 | |
3,4-Dihydro-2<i>H</i>-pyrido[1,2-<i>a</i>]pyrimidin-2-one | |
5439-14-5 | |
C8H8N2O | |
148.16200 | |
34.36000 | |
-0.24530 | |
148.06400 |
|
1.64
|
|
|
117.9ºC
|
|
|
271.3ºC at 760mmHg
|
|
|
185-187ºC
|
|
|
1.26g/cm3
|
|
|
2-8ºC
|
|
S22-S24/25
|
|
|
2933990090
|
|
2933990090
|
|
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% | |
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% |
|
|
