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![6,7,12-三甲基苯并[a]蒽结构式](https://www.chemicalbook.com/CAS/GIF/20627-33-2.gif)
| CAS号 : | 20627-33-2 |
精确质量 : | 270.14100 |
| 分子式 : | C21H18 |
logP : | 6.07140 |
| 分子量 : | 270.36800 |
PSA : | 0.00000 |
6,7,12-三甲基苯并[a]蒽 | |
6,7,12-Trimethyltetraphene | |
20627-33-2 | |
C21H18 | |
270.36800 | |
0.00000 | |
6.07140 | |
270.14100 |
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1.712
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240ºC
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5.14E-09mmHg at 25°C
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1.123g/cm3
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482.9ºC at 760 mmHg
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2902909090
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品名, 成分含量 |
|
2902909090. 其他芳香烃. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:2.0%. 普通关税:30.0% |
|
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |
