您好，欢迎来到魔法化学网！
| CAS号 : | 53774-20-2 |
精确质量 : | 100.05200 |
| 分子式 : | C5H8O2 |
logP : | 0.89310 |
| 分子量 : | 100.11600 |
PSA : | 37.30000 |
2-甲基-3-丁酸 | |
2-methylbut-3-enoic acid | |
53774-20-2 | |
C5H8O2 | |
100.11600 | |
37.30000 | |
0.89310 | |
100.05200 |
|
n20/D 1.424
|
|
|
76ºC
|
|
|
42-43ºC/0.1 mmHg(lit.)
|
|
|
0.968 g/mL at 20ºC
|
|
S26; S36/37/39; S45
|
|
|
III
|
|
|
UN 1760
|
|
|
R34
|
|
|
2916190090
|
|
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% |
