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| CAS号 : | 37742-98-6 |
精确质量 : | 318.02600 |
| 分子式 : | C16H15BrO2 |
logP : | 3.84230 |
| 分子量 : | 319.19300 |
PSA : | 37.30000 |
双苯溴丁酸 | |
4-Bromo-2,2-diphenylbutyric acid | |
37742-98-6 | |
C16H15BrO2 | |
319.19300 | |
37.30000 | |
3.84230 | |
318.02600 |
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淡黄色至黄色结晶粉末
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1.606
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175ºC
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131 °C (dec.)(lit.)
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1.406 g/cm3
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365.8ºC at 760 mmHg
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2916399090
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3
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R36/37/38
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S26-S36
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Xi
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品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装 |
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2916399090 其他芳香一元羧酸. 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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2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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2916399090. Other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff: |
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用苯乙腈以溴素溴化，生成α-溴代苯乙腈，然后在无水三氯化铝参与下与苯缩合，得二苯基乙腈，将后者在氨基钠作用下与环氧乙烷反应得2,2-二苯基-γ-丁内酯，最后与溴化氢乙酸溶液在室温反应制得该品。 | |
洛哌丁胺的中间体。 |
