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| CAS号 : | 2051-49-2 |
精确质量 : | 214.15700 |
| 分子式 : | C12H22O3 |
logP : | 3.21680 |
| 分子量 : | 214.30100 |
PSA : | 43.37000 |
己酸酐 | |
hexanoyl hexanoate | |
2051-49-2 | |
C12H22O3 | |
214.30100 | |
43.37000 | |
3.21680 | |
214.15700 |
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n20/D 1.428(lit.)
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透明略黄色液体
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>230 °F
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246-248 °C(lit.)
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-40 °C
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0.928 g/mL at 20 °C(lit.)
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0.0263mmHg at 25°C
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GHS05 | |
危险 | |
H314 | |
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3
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8
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S26-S36/37/39-S45
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III
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UN 3265 8/PG 2
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C
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R34
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2915900090
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品名, 成分含量, 用途 |
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A.入境货物通关单 B.出境货物通关单 |
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R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
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2915900090. 其他饱和无环一元羧酸及其酸酐(酰卤、过氧)化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0% |
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2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |
由正已酸与乙烯酮反应而得。将正已酸冷却,通入乙烯酮,然后加热反应,反应结束后进行分馏,在1h内升温至220℃,于常压下蒸去低沸物。随后再减压分馏,收集118-121℃(1.6kPa)馏分,即得成品。 | |
用于有机合成,合成酯类和药物。 |