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蒸汽密度
2.55 (vs air)
质量水平
蒸汽压
2.4 mmHg ( 20 °C)
产品线
BioReagent
方案
~99%
自燃温度
955 °F
expl. lim.
12.1 %
技术
cell culture | insect: suitable
折射率
n20/D 1.386 (lit.)
沸点
141 °C (lit.)
mp
−24-−23 °C (lit.)
溶解性
H2O: soluble
密度
0.99 g/mL at 25 °C (lit.)
0.993 g/mL at 25 °C (lit.)
SMILES字符串
CCC(O)=O
InChI
1S/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)
InChI key
XBDQKXXYIPTUBI-UHFFFAOYSA-N
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一般描述
丙酸(PA)是一种天然羧酸,它在纯态下是一种无色的腐蚀性液体,具有难闻的气味。它可与水混溶。工业上以羰基镍作为催化剂,通过乙烯的加氢羧化作用制备丙酸。已有研究发现PA可减少食物摄入量、降低血浆和肝脏的脂肪酸含量、改善组织胰岛素敏感性并发挥免疫抑制作用。丙酸是一种出色的原材料,因为它稳定、廉价且安全,甚至可以用作食品添加剂。
应用
用于昆虫细胞培养,抑制霉菌生长。
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警示用语:
Danger
危险声明
危险分类
Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3
靶器官
Respiratory system
储存分类代码
3 - Flammable liquids
WGK
WGK 1
闪点(°F)
129.2 °F - closed cup
闪点(°C)
54 °C - closed cup
个人防护装备
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
法规信息
危险化学品
Biological effects of propionic acid in humans; metabolism, potential applications and underlying mechanisms
Molecular and Cellular Biology, 1801 (11), 1175-1183 (2010)
Flour and Breads and their Fortification in Health and Disease Prevention.
Technology & Engineering, 476-476 (2011)
Nucleophilic ?-Carbon Activation of Propionic Acid as a 3-Carbon Synthon by Carbene Organocatalysis
Chemistry?A European Journal , 21 (26), 9360-9363 (2015)
Biochimica et biophysica acta, 1801(11), 1175-1183 (2010-08-10)
Undigested food is fermented in the colon by the microbiota and gives rise to various microbial metabolites. Short-chain fatty acids (SCFA), including acetic, propionic and butyric acid, are the principal metabolites produced. However, most of the literature focuses on butyrate
Xenobiotica; the fate of foreign compounds in biological systems, 32(5), 349-362 (2002-06-18)
1. Organ-specific biotransformation was studied in human and rat liver, lung, kidney and small intestine slices and compared on a protein basis, using four model substances. 2. Deethylation of lidocaine was highest in liver slices from both man and rat
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