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| CAS号 : | 77-90-7 |
精确质量 : | 402.22500 |
| 分子式 : | C20H34O8 |
logP : | 3.09840 |
| 分子量 : | 402.47900 |
PSA : | 105.20000 |
乙酰柠檬酸三丁酯 | |
Tributyl 2-acetylcitrate | |
77-90-7 | |
C20H34O8 | |
402.47900 | |
105.20000 | |
3.09840 | |
402.22500 |
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透明粘性液体
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n20/D 1.443(lit.)
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-80℃
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Stable.
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>230 °F
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0.26 psi ( 20 °C)
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Keep in a well ventilated area. Keep container tightly closed. Keep awaw from moisture.
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-59 °C
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1.05 g/mL at 25 °C(lit.)
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327 °C
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2918150000
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3
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S24/25
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TZ8330000
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品名, 成分含量, 用途 |
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4.出口许可证 A.入境货物通关单 B.出境货物通关单 x.出口许可证(加工贸易) y.出口许可证(边境小额贸易) |
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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 N.出口商品检验 |
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2918150000. 柠檬酸盐和柠檬酸酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:4ABxy(出口许可证,入境货物通关单,出境货物通关单出口许可证(加工贸易),出口许可证(边境小额贸易)). 最惠国关税:6.5%. 普通关税:30.0% |
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2918150000. other salts and esters of citric acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:4ABXY(export license,certificate of inspection for goods inward,certificate of inspection for goods outwardexport license(processing trade),export license(border small volume trade)). MFN tariff:6.5%. General tariff:30.0% |
由柠檬酸与丁醇酯化；再用醋酐在硫酸催化下进行乙酰化，经减压蒸馏，水洗及中和制得。 | |
本品是食品包装、医用聚氯乙烯、精密仪器包装用氯乙烯-偏二氯乙烯共聚物的主要增塑剂；是氯乙烯-醋酸乙烯酯共聚物、缓释药剂、胶乳粘合剂的增塑剂；也是马口铁皮表面处理的润滑油，空气清新剂、除臭剂、油墨的重要组份。是应用较广的柠檬酸酯类增塑剂，其特点为无毒、无臭、耐热、耐寒、耐光、耐水性优良，用作纤维素塑料和乙烯基塑料增塑剂。 |
