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| CAS号 : | 20017-68-9 |
精确质量 : | 274.03600 |
| 分子式 : | C15H15Br |
logP : | 4.60350 |
| 分子量 : | 275.18400 |
PSA : | 0.00000 |
1,3-二氢-1-(1,2,3,6-四氢-4-吡啶基)-2氢苯咪唑-2-酮 | |
(3-bromo-1-phenylpropyl)benzene | |
20017-68-9 | |
C15H15Br | |
275.18400 | |
0.00000 | |
4.60350 | |
274.03600 |
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1.587
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143.2ºC
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0.000719mmHg at 25°C
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39-42 °C
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1.275g/cm3
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145°C 2mm
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III
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8
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2903999090
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UN3261
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R34
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S45-S36/37/39-S26
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C
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品名, 成分含量, 用途 |
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2903999090 其他芳烃卤化衍生物. 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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2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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2903999090. Halogenated derivatives of aromatic hydrocarbons. General tariff: |
用肉桂酸在无水三氯化铝参与下与苯反应(烃化),生成3,3-二苯基丙酸,将后者与乙醇在浓硫酸作用下酯化,然后以乙醇和金属钠还原得3,3-二苯基丙醇,进而在回流条件下以氢溴酸溴化制得该品 | |
心可定乳酸盐的中间体 |