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| CAS号 : | 2398-81-4 |
精确质量 : | 139.02700 |
| 分子式 : | C6H5NO3 |
logP : | 0.81330 |
| 分子量 : | 139.10900 |
PSA : | 62.76000 |
氧烟酸 | |
Nicotinic acid N-oxide | |
2398-81-4 | |
C6H5NO3 | |
139.10900 | |
62.76000 | |
0.81330 | |
139.02700 |
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237.4ºC
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469ºCat 760 mmHg
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254-255 °C (dec.)(lit.)
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1.34 g/cm3
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1.34E-09mmHg at 25°C
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3
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S22; S24/25; S36; S26
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Xn
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R20/21
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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% |
