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| CAS号 : | 498-23-7 |
精确质量 : | 130.02700 |
| 分子式 : | C5H6O4 |
logP : | 0.10190 |
| 分子量 : | 130.09900 |
PSA : | 74.60000 |
柠康酸 | |
citraconic acid | |
498-23-7 | |
C5H6O4 | |
130.09900 | |
74.60000 | |
0.10190 | |
130.02700 |
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吸湿的,灰白色粉末
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336ºC
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88-94 °C(lit.)
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1,62 g/cm3
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FREELY SOLUBLE
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2.09E-05mmHg at 25°C
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Stable under normal temperatures and pressures.
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.
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GE6650000
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3
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6.1(b)
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S36-S37/39-S26
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III
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2811
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Xn
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R22; R36/37/38
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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% |
本品在180℃加热,与硝酸或氢氧化钾作用得中康酸;与钠汞剂作用得甲基丁二酸。由蒸馏柠檬酸而得。 | |
用于有机合成,合成聚酯。 |