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| CAS号 : | 77-08-7 |
精确质量 : | 340.16700 |
| 分子式 : | C21H24O4 |
logP : | 4.15770 |
| 分子量 : | 340.41300 |
PSA : | 80.92000 |
5,5',6,6'-四羟基-3,3,3',3'-四甲基-1,1'-螺旋联吲哚 | |
5,5',6,6'-Tetrahydroxy-3,3,3',3'-tetraMethyl-1,1'-spirobiindan | |
77-08-7 | |
C21H24O4 | |
340.41300 | |
80.92000 | |
4.15770 | |
340.16700 |
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1.694
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260.8ºC
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561.2ºC at 760 mmHg
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300ºC
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1.37g/cm3
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S26; S36/37/39; S36
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Xi
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R36/37/38
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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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