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| CAS号 : | 1226-42-2 |
精确质量 : | 270.08900 |
| 分子式 : | C16H14O4 |
logP : | 2.76940 |
| 分子量 : | 270.28000 |
PSA : | 52.60000 |
4,4′-二甲氧基苯偶酰 | |
4,4'-Dimethoxybenzil | |
1226-42-2 | |
C16H14O4 | |
270.28000 | |
52.60000 | |
2.76940 | |
270.08900 |
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1.566
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黄色细结晶粉末
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197.5ºC
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442.2ºC at 760 mmHg
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132-134ºC(lit.)
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1.183g/cm3
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5.13E-08mmHg at 25°C
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S22; S24/25; S36/37; S26
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Xi
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R36/37/38
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2914509090
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品名, 成分含量, 用途, 丙酮报明包装 |
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2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0% |
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HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
