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| CAS号 : | 594-44-5 |
精确质量 : | 127.97000 |
| 分子式 : | C2H5ClO2S |
logP : | 1.65570 |
| 分子量 : | 128.57800 |
PSA : | 42.52000 |
乙基磺酰氯 | |
Ethanesulfonyl chloride | |
594-44-5 | |
C2H5ClO2S | |
128.57800 | |
42.52000 | |
1.65570 | |
127.97000 |
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n20/D 1.452(lit.)
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透明淡褐色至粉红色-紫色液体
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182 °F
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177 °C(lit.)
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-70°C
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1.357 g/mL at 25 °C(lit.)
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DECOMPOSES
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Stable under normal temperatures and pressures.
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Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.
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GHS05, GHS06 | |
危险 | |
H302; H310; H314; H330 | |
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KI8050000
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3
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6.1
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S26-S36/37/39-S45
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II
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UN 2927 6.1/PG 2
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2904909090
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T
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R22; R23; R34
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品名, 成分含量, 用途 |
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2904909090 其他烃的磺化、硝化、亚硝化衍生物(不论是否卤化). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
由硫氰酸乙酯与氯反应而得。将200g硫氰酸乙酯悬浮于200ml水中,于0-5℃剧烈搅拌下通入氯气,直到反应液出现持久黄色为止。然后通压缩空气将氯气赶出,分出油层,用乙醚萃取,先后用二硫化钠;碳酸钠洗涤。用氯化钙干燥后,减压分馏,收集71-72℃(2.67kPa)馏分,得产品约230g。收率约79%。 | |
用于合成乙烷磺酰胺,乙烷磺酰胺或乙基磺酰胺是磺胺类药物和磺酰脲类除草剂的中间体。 |