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| CAS号 : | 1155-00-6 |
精确质量 : | 307.99300 |
| 分子式 : | C12H8N2O4S2 |
logP : | 5.34880 |
| 分子量 : | 308.33300 |
PSA : | 142.24000 |
双(2-硝基苯基)二硫化物 | |
Bis(2-nitrophenyl) disulfide | |
1155-00-6 | |
C12H8N2O4S2 | |
308.33300 | |
142.24000 | |
5.34880 | |
307.99300 |
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1.718
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黄色至绿色粉末
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221.1ºC
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441.9ºC at 760 mmHg
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194-197 °C(lit.)
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1.52 g/cm3
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1.36E-07mmHg 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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3
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S22-S24/25
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2930909090
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2933990090
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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% |
由邻硝基氯苯经硫化而得。将硫化钠溶于热乙醇，加硫磺继续加热回流，制成棕色过硫化钠乙醇溶液，缓缓加入邻硝基氯苯乙醇溶液中，控制加料速度使反应激烈进行但又防止冲料。加毕，在80℃回流4h，析出黄色结晶。冷却过滤，水洗，少量乙醇洗涤，干燥，得二（邻硝基苯基）二硫，收率68%。 | |
速效降压药降压嗪的中间体。 |
