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Merck
CN

81910

丙酸

≥99.5% (GC), liquid, puriss. p.a.

别名:

Propanoic acid, Propanyl acid, 初油酸

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线性分子式:
CH3CH2COOH
化学文摘社编号:
分子量:
74.08
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
39021305
UNSPSC Code:
12352100
EC Number:
201-176-3
MDL number:
Beilstein/REAXYS Number:
506071
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产品名称

丙酸, puriss. p.a., ≥99.5% (GC)

density

0.993 g/mL at 25 °C (lit.)

InChI key

XBDQKXXYIPTUBI-UHFFFAOYSA-N

InChI

1S/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)

SMILES string

CCC(O)=O

vapor density

2.55 (vs air)

vapor pressure

2.4 mmHg ( 20 °C)

grade

puriss. p.a.

assay

≥99.5% (GC)

form

liquid

autoignition temp.

955 °F

expl. lim.

12.1 %

refractive index

n20/D 1.386 (lit.)
n20/D 1.386

bp

141 °C (lit.)

mp

−24-−23 °C (lit.)

solubility

organic solvents: soluble(lit.)
water: soluble(lit.)

cation traces

Al: ≤0.5 mg/kg
Ba: ≤0.1 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.1 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.5 mg/kg
K: ≤0.5 mg/kg
Li: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.1 mg/kg
Na: ≤1 mg/kg
Ni: ≤0.1 mg/kg
Pb: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

functional group

carboxylic acid

Quality Level

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Application

丙酸可用于丙酸纤维素(纤维素酯)的合成。

General description

丙酸是一种直链一元羧酸。它可与醇或烯烃反应生成酯。它可通过使乙烷、一氧化碳和水反应而合成。它可作为前体参与到最小均氮唑鎓中间体的制备。

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

129.2 °F - closed cup

flash_point_c

54 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

法规信息

危险化学品
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分析证书(COA)

Lot/Batch Number

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Zhichao Jin et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(26), 9360-9363 (2015-05-28)
Direct β-carbon activation of propionic acid (C2H5CO2H) by carbene organocatalysis has been developed. This activation affords the smallest azolium homoenolate intermediate (without any substituent) as a 3-carbon nucleophile for enantioselective reactions. Propionic acid is an excellent raw material because it
Eagleson M.
Concise Encyclopedia Chemistry, 898-898 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 194-194 (1994)
Sa'ad H Al-Lahham et al.
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
R De Kanter et al.
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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