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| CAS号 : | 1861-32-1 |
精确质量 : | 329.90200 |
| 分子式 : | C10H6Cl4O4 |
logP : | 3.87340 |
| 分子量 : | 331.96400 |
PSA : | 52.60000 |
氯酞酸甲酯 | |
chlorthal-dimethyl | |
1861-32-1 | |
C10H6Cl4O4 | |
331.96400 | |
52.60000 | |
3.87340 | |
329.90200 |
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无色,结晶固体
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1.564
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Stable in the pure state stable to UV irradiation.
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174.7ºC
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2.5E-07mmHg at 25°C
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Keep closed in a cool, dry place. Store only with compatible chemicals.
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155-156°C
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1.558g/cm3
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0.05 g/100 mL
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422ºC at 760mmHg
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2917399090
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S22-S24/25
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WZ1500000
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品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分 |
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2917399090 其他芳香多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
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2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
采用强甲基化剂(如重氮甲烷或硫酸二甲酯),使四氯对苯二甲酸烷基化;或由四氯对苯二甲酰氯与甲醇酯化而得。中间体四氯对苯二甲酰氯有两种主要合成方法。 | |
除草剂。对萌发至二叶期的稗草有显著的活性,对旱地马唐等芽前杂草也有良好的防除效果。 |
