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| CAS号 : | 304-88-1 |
精确质量 : | 213.07900 |
| 分子式 : | C13H11NO2 |
logP : | 2.72260 |
| 分子量 : | 213.23200 |
PSA : | 40.54000 |
N-苯甲酰苯基羟胺 | |
N-hydroxy-N-phenylbenzamide | |
304-88-1 | |
C13H11NO2 | |
213.23200 | |
40.54000 | |
2.72260 | |
213.07900 |
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1.666
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灰白色纤维状的粉末
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177.1ºC
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369.2ºC at 760 mmHg
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118-120 °C(lit.)
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1.27 g/cm3
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Stable. Incompatible with strong oxidizing agents.
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2-8ºC
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3
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S22-S24/25
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2924299090
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品名, 成分含量, 用途, 包装 |
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2924299090. 其他环酰胺（包括环氨基甲酸酯）（包括其衍生物以及他们的盐）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0% |
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2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. General tariff:6.5% |
将苯胲溶于热水,加入碳酸氢钠,搅拌下滴加苯甲酰氯,并分次补加碳酸氢钠,保持反应液呈碱性。加料后继续搅拌反应1.5h。滤出固体产物苯甲酰苯胲和二苯甲酰苯胲,水洗后,用碳酸氢钠除去苯甲酰氯,然后,用浓氨水溶解混合物中的苯甲酰苯胲(二苯甲酰苯胲不溶于浓氨水),从滤液浓缩、冷却析出成品苯甲酰苯胲。 | |
钒的光度测定。钽和铌的分离。钪、锆、钼、铍、铁、钛、铝和铜的重量测定。钴、铈、钛和钒的比色测定。 |
