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| CAS号 : | 54705-42-9 |
精确质量 : | 143.09500 |
| 分子式 : | C7H13NO2 |
logP : | 1.46970 |
| 分子量 : | 143.18400 |
PSA : | 38.33000 |
(S)-(?)-4-叔丁基-2-噁唑烷酮 | |
(4S)-4-tert-butyl-1,3-oxazolidin-2-one | |
54705-42-9 | |
C7H13NO2 | |
143.18400 | |
38.33000 | |
1.46970 | |
143.09500 |
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白色或近乎于白色结晶粉末
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1.448
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128.6ºC
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2-8ºC
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118-120ºC(lit.)
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1.033 g/cm3
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289.1ºC at 760 mmHg
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2934999090
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S22; S24/25
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 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% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
