商品名:苯乙醛
                            
                                别 名:2-苯基乙醛;苯乙醛;1-氧代-2-苯乙烷;Α-甲苯甲醛;苄基甲醛;风信子醛;风信子质;2-Phenylethanal;Acetaldehyde, phenyl-;Benzenacetaldehyde;Benzeneacetaldehyde;Hyacinthin;phenylacetadehyde;phenyl-acetaldehyd
                            
                                英文名:Phenylacetaldehyde
                            
                                产 地:湖南
                            
                                Cas号:122-78-1
                            
                                MDL:MFCD00006993
                            
                                Beilstein:385791
                            
                                EINECS:204-574-5
                           
                                分子结构: 
                            
                             
                                分子式:C8H8O
                            
                               分子量:120.1500
                            
                                备注:
                            
                                性状:无色结晶或油状液体。有丁香花香。不稳定,放置后能聚合变稠,成无香味的聚合物。溶于乙醇和乙醚,微溶于水。相对密度 (d2525)1.023~1.030。熔点33~34℃。沸点195℃。折光率 (n20D)1.524~1.528。闪点86℃。对眼睛、呼吸系统、皮肤有刺激性。商品也有用乙醇或苄醇稀释成50%溶液的。
                            
                                质量标准:95%:
外观Appearance                       无色透明至淡黄色液体
纯度Purity                            >97.0% (GC) 
折光率Refractive index n20/D          1.5250-1.5320 
酸值Acid value                        
<5 mg KOH/g >相对密度Specific gravity (25/25°C)   1.025-1.035 
阻聚剂含量Stabilizer approx.          0.01 % 柠檬酸
50%邻苯二甲酸二乙酯溶液:
浓度concentration                        ~50% in diethyl phthalate 
游离酸free acid                          ≤2%
相对密度Specific gravity (20/20°C)      1.0700 - 1.0790 
折光率Refractive index n20/D             1.5130 - 1.5210
≥90%, FCC, Kosher, FG
外观Appearance                            colorless liquid
红外光谱Infrared spectrum                 Conforms to Structure
纯度Purity (GC)                           ≥90.00 %
折光率Refractive index n20/D              1.525 - 1.545
相对密度Specific Gravity(25°C)           1.025 - 1.045
酸值Acid Value                            ≤5.0
砷Arsenic (As)                            ≤3 ppm
镉Cadmium (Cd)                            ≤1 ppm
汞Mercury (Hg)                            ≤1 ppm
铅Lead (Pb)                               ≤10 ppm
溶解试验Solubility                        clear,colorless to very faint yellow
                                          1ml/2ml,80% ethanol
                            
                                存储:密封阴凉避光保存,不宜久藏。
                            
                                用途:有机合成中间体。香料。
                            
                                联合编号:
                            
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