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| CAS号 : | 3653-48-3 |
精确质量 : | 222.00600 |
| 分子式 : | C9H8ClNaO3 |
logP : | 0.77710 |
| 分子量 : | 222.60100 |
PSA : | 49.36000 |
2甲4氯钠 | |
MCPA-sodium | |
3653-48-3 | |
C9H8ClNaO3 | |
222.60100 | |
49.36000 | |
0.77710 | |
222.00600 |
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151.6ºC
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118-119ºC
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327ºC at 760mmHg
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2918990090
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R22
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Xn
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HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives |
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品名, 成分含量, 用途 |
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2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0% |
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2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
由邻甲苯酚与氢氧化钠作用,得邻甲酚钠,再与氯乙酸钠缩合,盐酸酸化。然后氯化、加氢氧化钠成盐,即制得2-甲-4-氯钠。 | |
为优良的除草剂,主要用于防除水稻、麦类、玉米、高梁、甘蔗等作物的阔叶杂草、双子叶和某些单子叶杂草,防治效果良好。 |
