8.00004

Acetaldehyde

for synthesis

• 别名: Acetaldehyde, Ethanal, Acetic Aldehyde, Ethyl Aldehyde
• 经验公式（希尔记法）: C₂H₄O
• CAS号: 75-07-0
• 分子量: 44.05
• MDL號碼: MFCD00006991
• 分類程式碼代碼: 12352114
• 酶委員會索引編號: 200-836-8
• NACRES: NA.22

属性

• 蒸汽壓力: 1006 hPa ( 20 °C)
• 品質等級: 200
• 化驗: ≥99% (GC)
• 形狀: liquid
• 自燃溫度: 140 °C
• expl. lim.: 4-57 % (v/v)
• pH值: 5 (20 °C, 10 g/L in H₂O)
• bp: 20.4 °C/1013 hPa
• mp: -123 °C
• 轉變溫度: flash point -20 °C
• 密度: 0.78 g/cm³ at 20 °C
• 儲存溫度: 2-8°C
• InChI: 1S/C2H4O/c1-2-3/h2H,1H3
• InChI 密鑰: IKHGUXGNUITLKF-UHFFFAOYSA-N

说明

一般說明

Acetaldehyde is an organic compound and one of the significant aldehydes. Acetaldehyde is employed to produce acetic anhydride, acetic acid, cellulose acetate, pyridine derivatives, pentaerythritol, peracetic acid, and terephthalic acid. Furthermore, it is used as a solvent.

應用

Acetaldehyde is used as a raw material to synthesis acetal(1,1-dimetoxyethane) using Smopex 101 fibres catalyst.

分析報告

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 5°C/ 4°C): 0.798 - 0.801

安全信息

• 象形圖: GHS02,GHS07,GHS08
• 訊號詞: Danger
• 危險聲明: H224 - H319 - H335 - H341 - H350
• 防範說明: P202 - P210 - P233 - P305 + P351 + P338 - P308 + P313 - P403 + P233
• 危險分類: Carc. 1B - Eye Irrit. 2 - Flam. Liq. 1 - Muta. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: -38.0 °F - closed cup
• 閃點（°C）: -38.89 °C - closed cup