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![9,9’-螺二[9H-芴]-2,2’-二胺结构式](https://www.chemicalbook.com/CAS/GIF/67665-45-6.gif)
| CAS号 : | 67665-45-6 |
精确质量 : | 346.14700 |
| 分子式 : | C25H18N2 |
logP : | 6.35690 |
| 分子量 : | 346.42400 |
PSA : | 52.04000 |
9,9’-螺二[9H-芴]-2,2’-二胺 | |
9,9'-spirobi[fluorene]-2,2'-diamine | |
67665-45-6 | |
C25H18N2 | |
346.42400 | |
52.04000 | |
6.35690 | |
346.14700 |
|
1.36
|
|
2921590090
|
品名, 成分含量, 用途 |
|
2921590090. 其他芳香多胺及衍生物及它们的盐. 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:30.0% |
|
2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
