物质信息
ID:715562
名称和标识
别名
CarbamideUrea尿素
IUPAC标准名
urea
IUPAC传统名
urea
化合物性质
安全信息
RTECS编号
YR6250000
TSCA收录
是
产品相关信息
纯度
98+%
理化性质
密度
1.335
熔点
130-135°C
描述信息
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分子图谱
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参考文献
• For a procedure for conversion of carboxylic acids to primary amides by heating with urea, see: Org. Synth. Coll., 3, 768 (1955); 4, 513 (1963).
• Reacts with alcohols on prolonged heating to give alkyl carbamates; see, e.g.: Org. Synth. Coll., 1, 140 (1941).
• Widely used in diazotization reactions for the destruction of excess HNO2.
• For the one-pot conversion of carboxylic acids to nitriles, by heating with urea in the presence of 1.5-2.0 moles of sulfamic acid, see: Chimia, 25, 94 (1971).