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![(-)-6beta-羟甲基-7alpha-羟基-顺式-2-氧杂双环[3.3.0]辛-3-酮结构式](https://www.chemicalbook.com/CAS/GIF/32233-40-2.gif)
| CAS号 : | 32233-40-2 |
精确质量 : | 172.07400 |
| 分子式 : | C8H12O4 |
logP : | -0.70880 |
| 分子量 : | 172.17800 |
PSA : | 66.76000 |
(-)-6beta-羟甲基-7alpha-羟基-顺式-2-氧杂双环[3.3.0]辛-3-酮 | |
(3aR,4S,5R,6aS)-5-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one | |
32233-40-2 | |
C8H12O4 | |
172.17800 | |
66.76000 | |
-0.70880 | |
172.07400 |
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1.545
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白色至米色-棕色结晶粉末或晶体
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172.9ºC
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406.6ºC at 760 mmHg
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117-119 °C(lit.)
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1.365 g/cm3
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-20ºC
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3
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S24/25
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R24/25
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2932209090
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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