4-苯基氨基脲
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- CAS号:
- 537-47-3
- 英文名:
- 4-PHENYLSEMICARBAZIDE
- 英文别名:
- AKOS B001501;1-Amino-3-phenylurea;4-PHENYLSEMICARBAZIDE;LABOTEST-BB LT02089391;Anilinoformylhydrazine;Semicarbazide, 4-phenyl-;4-Phenylsemicarbazide>4-Phenylsemicarbazide,97%;4-PHENYLSEMICARBAZIDE 98+%;n-phenylhydrazinecarboxamide
- 中文名:
- 4-苯基氨基脲
- 中文别名:
- 4-苯胺脲;4-苯氨脲;苯胺基甲酰肼;苯氨基甲酰肼;N-二苯基肼;4-苯基氨基脲;4-苯基代氨脲;N-苯基氨基脲;氨基脲,N-苯基-;1-氨基-3-苯基脲
- CBNumber:
- CB0134455
- 分子式:
- C7H9N3O
- 分子量:
- 151.17
- MOL File:
- 537-47-3.mol
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4-苯基氨基脲化学性质
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熔点:
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122-125 °C(lit.)
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沸点:
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273.17°C (rough estimate)
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密度:
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1.2100 (rough estimate)
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折射率:
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1.5860 (estimate)
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储存条件:
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Keep in dark place,Inert atmosphere,Room temperature
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酸度系数(pKa):
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10.52±0.20(Predicted)
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形态:
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powder to crystal
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颜色:
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White to Almost white
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水溶解性:
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699.5mg/L(15 ºC)
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敏感性:
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Air Sensitive
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Merck:
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14,7312
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BRN:
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511107
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CAS 数据库:
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537-47-3(CAS DataBase Reference)
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4-苯基氨基脲性质、用途与生产工艺
化学性质
白色片状或针状结晶。熔点128℃。易溶于醇、氯仿、稀酸和碱类,难溶于热水,不溶于醚。其盐酸盐为棱柱形结晶,熔点215℃。
用途
该品是测定酮、醛的试剂。
生产方法
将68g苯基脲和120ml42%水合肼加热12h,反应混合物活性炭脱色后浓缩、冷却、结晶,得粗品47-52g。将粗品溶于无水乙醇,用浓盐酸成盐,得4-苯基氨基脲盐酸盐46-48g。将盐酸盐溶于沸水,加氢氧化钠溶液,析出游离碱,经过滤、干燥得28-30g4-苯基氨基脲。
4-苯基氨基脲
上下游产品信息
上游原料
下游产品
更新日期 | 产品编号 | 产品名称 | CAS编号 | 包装 | 价格 |
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2024/01/16 | XW0253747304 | N-二苯基肼 N-Phenylhydrazinecarboxamide | | 100g | 1321元 |
2024/01/16 | P0228 | 4-苯基氨基脲 4-Phenylsemicarbazide | 537-47-3 | 5g | 190元 |
4-苯基氨基脲
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- 4-苯基氨基脲, 98+%
- 4-苯胺脲
- 537-47-3
- 4-Phenylsemicarbazide>
- N-Phenyl-1-hydrazinecarboxamide
- 4-PHENYLSEMICARBAZIDE 98+%
- n-phenylhydrazinecarboxamide
- Hydrazinecarboxamide, N-phenyl-
- Anilinoformylhydrazine
- Semicarbazide, 4-phenyl-
- 1-Amino-3-phenylurea
- 4-Phenylsemicarbazide 1g [537-47-3]