您好，欢迎来到魔法化学网！
| CAS号 : | 1003-73-2 |
精确质量 : | 109.05300 |
| 分子式 : | C6H7NO |
logP : | 1.42350 |
| 分子量 : | 109.12600 |
PSA : | 25.46000 |
3-甲基吡啶氧化物 | |
3-Picoline-N-oxide | |
1003-73-2 | |
C6H7NO | |
109.12600 | |
25.46000 | |
1.42350 | |
109.05300 |
|
1.5839 (45ºC)
|
|
|
棕色固体
|
|
|
>230 °F
|
|
|
150 °C15 mm Hg(lit.)
|
|
|
37-39 °C(lit.)
|
|
|
1.13
|
|
|
soluble
|
|
|
0.00578mmHg at 25°C
|
|
|
Stable under normal temperatures and pressures.
|
|
|
Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
|
GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
|
UT5799000
|
|
|
1
|
|
|
S26-S37/39-S24/25
|
|
|
Xi
|
|
|
R36/37/38
|
|
|
2933399090
|
|
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% |
|
暂时无法加载合成路线，请稍后刷新重试 |
|
|
<p>将一定的3-甲基吡啶加到反应釜中,加入催化剂,在60～75℃滴加双氧水,并在此温度下反应7～8h,然后减压脱水即得到3-甲基吡啶-N-氧化物。</p> | |
<p>3-甲基吡啶-N-氧化物是吡虫啉、啶虫脒的中间体,用于合成下一步中间体2-氯-5-甲基吡啶。</p> |
