水合肼

• 产品号: A14005
• CAS号: 7803-57-8
• 分子式: H6N2O
• 分子量: 50.06044
• 纯 度: 98+%

产品别名

• 标题: Hydrazine monohydrate
• IUPAC标准名: hydrazine hydrate
• IUPAC传统名: hydrazine hydrate

产品登记号

• 默克索引号: 144771
• CAS号: 7803-57-8
• EC号: 206-114-9
• MDL号: MFCD00149931

产品性质

• 纯度: 98+%
• 沸点: 120-121°C
• 密度: 1.027
• 闪点: 75°C(167°F)
• 熔点: -52°C
• 折射率: 1.4310
• GHS危险声明: H301-H310-H330-H317-H350-H314-H318-H400-H410-H227
• 欧盟危险性物质标志: 有毒(Toxic) (T)
• 欧盟危险性物质标志: 环境危害性(Nature polluting) (N)
• GHS警示性声明: P210-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P361-P405-P501A
• 危险公开号: 45-23/24/25-34-43-50/53
• RTECS编号: MV4590000
• 安全公开号: 53-45-60-61
• TSCA收录: 是
• 联合国危险货物等级: 8
• 联合国危险货物编号: UN2030
• 联合国危险货物包装类别(PG): II

参考文献

• Forms stable, water-free solid complexes consisting of one hydrazine molecule associated with one molecule of hydroquinone or two molecules of 4-methoxyphenol. These have potential as replacements for the very hazardous anhydrous hydrazine, e.g. in the solid state reaction with esters to give pure hydrazides: J. Chem. Soc., Chem. Commun., 1531, (1995).
• Diimide precursor: for generation of diimide by oxidation with O₂, and use in selective reduction of a double bond in the presence of a cyclopropane ring, see: J. Chem. Soc., Chem. Commun., 525 (1973). Review of diimide reductions: Org. React., 40, 91 (1991). See also Hydroxylamine-O-sulfonic acid, A12560.
• In the Wolff-Kishner carbonyl to methylene reduction (heating with hydrazine and alkali hydroxide), diethylene glycol is now the usual solvent (the Huang Minlon modification): J. Am. Chem. Soc., 68, 2487 (1946); Org. Synth. Coll., 4, 510 (1963). The reduction has also been performed at ambient temperature by the use of KO-t-Bu in DMSO: J. Am. Chem. Soc., 84, 1734 (1962). See also Isatin, A12468 for an analogous reduction.
• In the presence of Rh on carbon, nitrobenzene is selectively reduced to phenylhydroxylamine: Org. Synth. Coll., 8, 16 (1993).
• For a brief feature on uses of the reagent in synthesis, see: Synlett, 2445 (2004).