78651
异戊酸
analytical standard
别名:
3-甲基丁酸, 异丙基乙酸
等级
analytical standard
质量水平
蒸汽压
0.38 mmHg ( 20 °C)
方案
≥98.5% (GC)
自燃温度
824 °F
保质期
limited shelf life, expiry date on the label
技术
HPLC: suitable
gas chromatography (GC): suitable
杂质
≤0.3% water
折射率
n20/D 1.402-1.404
n20/D 1.403 (lit.)
沸点
175-177 °C (lit.)
mp
−29 °C (lit.)
密度
0.925 g/mL at 20 °C (lit.)
应用
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
包装形式
neat
SMILES字符串
CC(C)CC(O)=O
InChI
1S/C5H10O2/c1-4(2)3-5(6)7/h4H,3H2,1-2H3,(H,6,7)
InChI key
GWYFCOCPABKNJV-UHFFFAOYSA-N
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应用
异戊酸可用作定量测定以下物质中分析物的分析参考标准品：
- 通过气相色谱-火焰离子化检测 (GC-FID) -质谱（GC-MS）联用法和嗅觉测量法/芳香提取物稀释分析（GC-O/AEDA）测定蒲桃 (Syzygium jambos Alston)。
- 通过气相色谱-火焰离子化检测 (GC-FID) -质谱（GC-MC）联用法测定西西里岛山羊。
- 通过气相色谱-火焰离子化检测 (GC-FID) 测定食物产品。
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警示用语：
Danger
危险声明
危险分类
Eye Dam. 1 - Skin Corr. 1B
储存分类代码
8A - Combustible corrosive hazardous materials
WGK
WGK 1
闪点(°F)
176.0 °F - Pensky-Martens closed cup
闪点(°C)
80 °C - Pensky-Martens closed cup
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