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| CAS号 : | 1821-02-9 |
精确质量 : | 116.04700 |
| 分子式 : | C5H8O3 |
logP : | 0.44020 |
| 分子量 : | 116.11500 |
PSA : | 54.37000 |
2-戊酮酸 | |
2-OXOPENTANOIC ACID | |
1821-02-9 | |
C5H8O3 | |
116.11500 | |
54.37000 | |
0.44020 | |
116.04700 |
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n20/D 1.432
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94°C
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2-8ºC
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7-9 °C(lit.)
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1.110 g/mL at 20 °C(lit.)
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88-90 °C12 mm Hg(lit.)
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2918300090
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3
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R36/37/38
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S26-S36
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Xi
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品名, 成分含量, 用途 |
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2918300090 其他含醛基或酮基不含其他含氧基羧酸（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:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
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2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, 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% |
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2918300090. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff: |
