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Benzaldehyde

Cas:
100-52-7
Molecular Structure:
MDL:
MFCD00003299
Molecular Formula:
C7H6O; C6H5CHO
Molecular Weight:
106.12
Alias:
安息香醛,人造苦杏仁油,苦杏仁油,苯醛 Artificial essential oil of almond
Product order:
Name Specifications Packing Price Delivery
Benzaldehyde GCS,≥99.5%(GC) 5ml RMB 83.6 Consulting service
Benzaldehyde AR 500ml RMB 50.6 Consulting service
Benzaldehyde CP 500ml RMB 39.6 Consulting service
Benzaldehyde ACS 500ml RMB 104.5 Consulting service
Benzaldehyde GR 500ml RMB 104.5 Consulting service
Benzaldehyde 重蒸餾, ≥99.5% 100ml RMB 217.8 Consulting service
Benzaldehyde 重蒸餾, ≥99.5% 500ml RMB 723.8 Consulting service
Character:
無色或淺黃色,強折射率的揮發(fā)性油狀液體,有似苦杏仁味,燃燒時具有芳香氣味。自燃點192℃??扇?。有強折光性。能隨水蒸氣一起揮發(fā),久貯變黃。不穩(wěn)定,在空氣中能逐漸氧化成苯甲酸,在光線照射下更甚。能與醇、醚及油類混溶,微溶于水。能還原銀氨溶液,但不能還原裴林氏溶液。低毒,半數(shù)致死量(大鼠,經(jīng)口)1300mg/kg。
熔點:-26℃
沸點:179℃
密度:1.0415
閃點:64.5℃
折光率:1.5455
Quality Standard:
項目                                   分析純      化學純
                                        (AR)        (CP)
含量Assay,%                         ≥  98.5        98.0
密度(20℃)Density,g/mL              1.046-1.049 1.045-1.050
沸程Boiling range,℃                178.0-179.5 177.0-181.0
苯甲酸Benzoic acid,%                ≤  0.5          1.0
氯化物(Cl)Chloride,%                ≤  0.05         0.30

項目                                    優(yōu)級純  
                                         (GR)
外觀Appearance                          白色或無色結(jié)晶
紅外光譜鑒別Infrared spectrometry       符合
純度Purity                              >99.0% (GC)
相對密度Specific gravity (20/20°C)     1.040-1.050
折光率Refractive index n20/D            1.5440-1.5460
酸值(以苯甲酸計)%,                   ≤0.5 

Storage:
密封陰涼干燥避光保存。
用途  有機合成, 溶劑, 測定臭氧及位于羰基旁邊的亞甲基,檢定酚和生物堿,香料制備。
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