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| CAS号 : | 2437-49-2 |
精确质量 : | 343.76800 |
| 分子式 : | C6H3Br3O2 |
logP : | 3.38530 |
| 分子量 : | 346.79900 |
PSA : | 40.46000 |
2,4,6-三溴间苯二酚 | |
2,4,6-tribromobenzene-1,3-diol | |
2437-49-2 | |
C6H3Br3O2 | |
346.79900 | |
40.46000 | |
3.38530 | |
343.76800 |
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1.716
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108ºC
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0.0105mmHg at 25°C
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114-116 °C(lit.)
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2.571g/cm3
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254.9ºC at 760mmHg
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2908199090
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3
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R36/37/38
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S26-S37/39
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VH3500000
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Xi
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品名, 成分含量, 用途 |
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HS:2908199090 其他酚及酚醇的仅含卤素取代基的衍生物及其盐 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: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0% |
将5.5g间苯二酚溶解于25mL冰乙酸中,并于冷却状态下用滴液漏斗滴加24g溴。混合物放置12h,然后用水稀释,并将析出的沉淀物用吸滤法滤出。用水重结晶,过滤,干燥,得2,4,6-三溴间苯二酚针状晶体16.5g(95.3%),熔点111℃。 | |
有机合成中间体 |
