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| CAS号 : | 766-39-2 |
精确质量 : | 126.03200 |
| 分子式 : | C6H6O3 |
logP : | 0.40620 |
| 分子量 : | 126.11000 |
PSA : | 43.37000 |
2,3-二甲基马来酸酐 | |
2,3-Dimethylmaleic anhydride | |
766-39-2 | |
C6H6O3 | |
126.11000 | |
43.37000 | |
0.40620 | |
126.03200 |
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1.486
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白色至米色晶体或结晶粉末
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222-223°C
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223 °C(lit.)
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93-96 °C(lit.)
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1.236g/cm3
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0-6ºC
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ON4025000
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3
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S45-S36/37/39-S28A-S26
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Xn
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R22
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2917190090
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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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2917190090 其他无环多元羧酸. 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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2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
1. 烟草:BU,56;FC,9,18;BU,18;FC,40。 |
