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| CAS号 : | 53101-49-8 |
精确质量 : | 250.12100 |
| 分子式 : | C14H18O4 |
logP : | 2.48570 |
| 分子量 : | 250.29000 |
PSA : | 66.76000 |
(R)-(+)-6-羟基-2,5,7,8-四甲基色满-2-羧酸 | |
(2R)-6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydrochromene-2-carboxylic acid | |
53101-49-8 | |
C14H18O4 | |
250.29000 | |
66.76000 | |
2.48570 | |
250.12100 |
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1.567
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171ºC
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162ºC (dec.)(lit.)
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1.219g/cm3
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450.3ºC at 760 mmHg
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2932999099
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R36/37/38
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26-37/39
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Xi
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品名, 成分含量, 用途 |
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2932999099. 其他仅含氧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% |
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2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
