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| CAS号 : | 3939-09-1 |
精确质量 : | 139.02300 |
| 分子式 : | C7H3F2N |
logP : | 1.83648 |
| 分子量 : | 139.10200 |
PSA : | 23.79000 |
2,4-双氟苯甲腈 | |
2,4-Difluorobenzonitrile | |
3939-09-1 | |
C7H3F2N | |
139.10200 | |
23.79000 | |
1.83648 | |
139.02300 |
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无色透明液体。熔点45-50℃。
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1.486
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>230 °F
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0.845mmHg at 25°C
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47-49 °C(lit.)
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1.246
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189°C
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III
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6.1
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2926909090
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3439
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3
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R20/21/22; R36/37/38
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S26-S37/39-S36/37/39
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Xn
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品名, 成分含量, 用途 |
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2926909090 其他腈基化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
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HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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2926909090. Other Nitrile-function compounds. General tariff:6.5% |
