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| CAS号 : | 512-56-1 |
精确质量 : | 140.02400 |
| 分子式 : | C3H9O4P |
logP : | 1.03370 |
| 分子量 : | 140.07500 |
PSA : | 54.57000 |
磷酸三甲酯 | |
trimethyl phosphate | |
512-56-1 | |
C3H9O4P | |
140.07500 | |
54.57000 | |
1.03370 | |
140.02400 |
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n20/D 1.395(lit.)
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透明液体
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107 °C
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197 °C(lit.)
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-46 °C
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1.197 g/mL at 25 °C(lit.)
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500 G/L (25 ºC)
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TC8225000
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1
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S53-S36/37-S45
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2810
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2919900090
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Xn
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R22; R40; R68
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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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HS:2919900090 其他磷酸酯及其盐(包括乳磷酸盐)(包括它们的卤化,磺化,硝化和亚硝化衍生物) 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:6.5% 普通关税:30.0% |
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2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
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HS: 2919900090 Other Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives |
1.三氯氧磷与甲醇在碳酸钾存在下反应生成磷酸三甲酯。同时反应生成磷酸二甲酯钾盐,则用硫酸二甲酯反应生成磷酸三甲酯。磷酸三甲酯粗产品经水洗、脱色、脱水、减压蒸馏得成品。原料消耗定额:三氯氧磷1094kg/t、甲醇686kg/t。
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主要用作医药、农药的溶剂和萃取剂。 |