英文名 | (s)-2,4-dihydroxybutyric acid |
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英文别名 |
3-Deoxy-L-glycero-tetronic acid
(S)-2,4-Dihydroxy-buttersaeure (S)-2,4-dihydroxy-butyric acid L(-)-2.4-Dihydroxy-buttersaeure |
密度 | 1.42 g/cm3 |
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沸点 | 412ºC at 760 mmHg |
分子式 | C4H8O4 |
分子量 | 120.10400 |
闪点 | 217.1ºC |
精确质量 | 120.04200 |
PSA | 77.76000 |
海关编码 | 2918199090 |
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~% 62445-25-4 |
文献:Shioiri, Takayuki; Irako, Naoko; Sakakibara, Sachiko; Matsuura, Fumiyoshi; Hamada, Yasumasa Heterocycles, 1997 , vol. 44, # 1 p. 519 - 530 |
~% 62445-25-4 |
文献:Kenne, Lennart; Unger, Per; Wehler, Thomas Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1988 , p. 1183 - 1186 |
上游产品 2 | |
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下游产品 1 | |
海关编码 | 2918199090 |
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中文概述 | HS: 2918199090. 其他含醇基但不含其他含氧基羧酸(包括其酸酐、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% |
申报要素 | 品名, 成分含量, 用途 |
Summary | 2918199090 other carboxylic acids with alcohol 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% |