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| CAS号 : | 42074-68-0 |
精确质量 : | 312.04700 |
| 分子式 : | C19H14Cl2 |
logP : | 5.87070 |
| 分子量 : | 313.22000 |
PSA : | 0.00000 |
氯代(邻氯苯基)二苯基甲烷 | |
2-Chlorotrityl chloride | |
42074-68-0 | |
C19H14Cl2 | |
313.22000 | |
0.00000 | |
5.87070 | |
312.04700 |
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灰白色至黄色或棕色珠子
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1.614
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194.2ºC
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2-8ºC
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130-135 °C
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1.222 g/cm3
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421.3ºC at 760 mmHg
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2903999090
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3
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R36/37/38
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S26
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Xi
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品名, 成分含量, 用途 |
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2903999090 其他芳烃卤化衍生物. 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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2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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2903999090. Halogenated derivatives of aromatic hydrocarbons. General tariff: |
用邻氯苯甲酸与乙醇在硫酸或对甲苯磺酸参与下酯化,生成邻氯苯甲酸乙酯,然后与苯基溴化镁缩合(格氏反应),得(2-氯苯基)二苯基甲醇镁盐,将后者以硫酸水解得(2-氯苯基)二苯基甲醇,再以氯化亚硫酰氯化制得该品。 | |
克霉唑中间体。 |
