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| CAS号 : | 120-75-2 |
精确质量 : | 149.03000 |
| 分子式 : | C8H7NS |
logP : | 2.60470 |
| 分子量 : | 149.21300 |
PSA : | 41.13000 |
2-甲基苯并噻唑 | |
2-Methylbenzothiazole | |
120-75-2 | |
C8H7NS | |
149.21300 | |
41.13000 | |
2.60470 | |
149.03000 |
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n20/D 1.617(lit.)
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无色油状
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216 °F
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238 °C(lit.)
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11-14 °C(lit.)
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1.173 g/mL at 25 °C(lit.)
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0.0669mmHg at 25°C
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Stable under normal temperatures and pressures.
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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DL5600000
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3
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S23-S24/25
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2934200090
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Xn
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R36/37/38
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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% |
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<p>三、生产方法简述由硫代乙酰苯胺经环合而得。将硫代乙酰苯胺溶6%的氢氧化钠溶液中,在冷却下滴加经预冷的20%高铁氰化钾溶液。然后,向混合液通压缩空气2h,再放置24h。析出的油状物用乙醚提取,提取液经干燥后蒸去乙醚,乘余物减压蒸馏得油状物成品。收率为30%。</p> | |
<p>四、用途该品与碘化钠钾反应生成红色或橙红色沉淀,与锑生成黄色沉淀,在化学分析中用作检定铋和锑的试剂。该品有毒,能使皮肤发生过敏性反应。</p> |