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| CAS号 : | 1849-27-0 |
精确质量 : | 278.11000 |
| 分子式 : | C22H14 |
logP : | 4.48620 |
| 分子量 : | 278.34700 |
PSA : | 0.00000 |
1,4-双(苯乙炔基)苯 | |
1,4-Bis(phenylethynyl)benzene | |
1849-27-0 | |
C22H14 | |
278.34700 | |
0.00000 | |
4.48620 | |
278.11000 |
|
1.674
|
|
|
219.8ºC
|
|
|
9.71E-08mmHg at 25°C
|
|
|
176 °C
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|
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1.15g/cm3
|
|
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446.3ºC at 760mmHg
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|
2902909090
|
|
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3
|
|
|
S22; S24/25
|
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% |