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| CAS号 : | 3057-74-7 |
精确质量 : | 189.10000 |
| 分子式 : | C8H15NO4 |
logP : | 0.83040 |
| 分子量 : | 189.20900 |
PSA : | 89.62000 |
L-天冬氨酸-4-叔丁基酯 | |
(2S)-2-amino-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid | |
3057-74-7 | |
C8H15NO4 | |
189.20900 | |
89.62000 | |
0.83040 | |
189.10000 |
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1.475
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白色粉末
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146.5ºC
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318.7ºC at 760 mmHg
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220°C (dec.)
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1.162 g/cm3
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2-8ºC
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3
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S22-S24/25
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2922509090
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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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