安息香 (CAS No.119-53-9)
- 物化性质
- 白色至淡黄色结晶粉末,熔点134-138°C,沸点344°C,相对密度1.31 g/cm³,闪点162°C。微溶于水,溶于乙醇、乙醚、氯仿、丙酮和热苯,溶于浓硫酸呈红色。
- 技术参数
- 含量 ≥ 99% 熔点范围 134-138°C 干燥失重 ≤ 0.5% 灼烧残渣 ≤ 0.1%
English description(英文原文,共 890 字符)
Product Name:Benzoin
English Name:Benzoin
CAS No.:119-53-9
Aliases:2-Hydroxy-2-phenylacetophenone, 2-Hydroxy-1,2-diphenylethanone, Benzoyl phenyl carbinol, alpha-Hydroxy-alpha-phenylacetophenone
Molecular Formula:C14H12O2
Physical Properties:White to pale yellow crystalline powder. Melting point 134-138°C, boiling point 344°C, relative density 1.31 g/cm³, flash point 162°C. Slightly soluble in water; soluble in ethanol, ether, chloroform, acetone and hot benzene; dissolves in concentrated sulfuric acid with a red color.
Uses:Mainly used as an organic synthesis intermediate for the preparation of benzil and related compounds. It serves as a photoinitiator in UV curing systems, and is also employed as a pharmaceutical intermediate and analytical reagent.
Technical Specifications:
Assay ≥ 99%
Melting point range 134-138°C
Loss on drying ≤ 0.5%
Residue on ignition ≤ 0.1%
English Name:Benzoin
CAS No.:119-53-9
Aliases:2-Hydroxy-2-phenylacetophenone, 2-Hydroxy-1,2-diphenylethanone, Benzoyl phenyl carbinol, alpha-Hydroxy-alpha-phenylacetophenone
Molecular Formula:C14H12O2
Physical Properties:White to pale yellow crystalline powder. Melting point 134-138°C, boiling point 344°C, relative density 1.31 g/cm³, flash point 162°C. Slightly soluble in water; soluble in ethanol, ether, chloroform, acetone and hot benzene; dissolves in concentrated sulfuric acid with a red color.
Uses:Mainly used as an organic synthesis intermediate for the preparation of benzil and related compounds. It serves as a photoinitiator in UV curing systems, and is also employed as a pharmaceutical intermediate and analytical reagent.
Technical Specifications:
Assay ≥ 99%
Melting point range 134-138°C
Loss on drying ≤ 0.5%
Residue on ignition ≤ 0.1%
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