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| 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 |
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1.5839 (45ºC)
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棕色固体
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>230 °F
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150 °C15 mm Hg(lit.)
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37-39 °C(lit.)
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1.13
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soluble
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0.00578mmHg at 25°C
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Stable under normal temperatures and pressures.
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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.
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GHS07 | |
警告 | |
H315; H319; H335 | |
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UT5799000
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1
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S26-S37/39-S24/25
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Xi
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R36/37/38
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2933399090
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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 |
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2933399090. 其他结构含非稠合吡啶环的化合物. 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% |
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2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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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。 | |
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。 |
