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402907 Sigma-Aldrich

Propionic acid

ACS reagent, ≥99.5%

Synonym: Acid C3, Propanoic acid, Propanyl acid

  • CAS Number 79-09-4

  • Linear Formula CH3CH2COOH

  • Molecular Weight 74.08

  •  Beilstein Registry Number 506071

  •  EC Number 201-176-3

  •  MDL number MFCD00002756

  •  PubChem Substance ID 24865136

  •  eCl@ss 39021305

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Properties

Related Categories Acids, Acids & Bases, Analytical Reagents, Analytical/Chromatography, Application Specific Reagents,
grade   ACS reagent
vapor density   2.55 (vs air)
vapor pressure   2.4 mmHg ( 20 °C)
assay   ≥99.5%
autoignition temp.   955 °F
expl. lim.   12.1 %
impurities   ≤0.002% Carbonyl compounds
  ≤0.10% Readily oxidizable substances (as HCOOH)
  ≤0.15% water
evapn. residue   ≤0.01%
color   APHA: ≤20
refractive index   n20/D 1.386(lit.)
bp   141 °C(lit.)
mp   −24-−23 °C(lit.)
density   0.993 g/mL at 25 °C(lit.)
cation traces   heavy metals (as Pb): ≤0.001%

Description

Packaging

100, 4×100, 500 mL in glass bottle

Application

Propionic acid may be used to alter limestone in order to increase its ability of CO2 uptake.

Price and Availability


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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN3463 - class 3 - Propionic acid
WGK Germany 
1
RTECS 
UE595000
Flash Point(F) 
129.2 °F
Flash Point(C) 
54 °C

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

Articles

Determination of Water Content in Propionic acid Using Karl Fischer Titration

The determination of water in carboxylic acids is usually straightforward provided the substances are soluble. Strong acids must be neutralized. Acetic acid and related compounds have a tendency to u...
Keywords: Esterifications, Pharmaceutical, Titrations

Graphene Field Effect Transistors for Biological and Chemical Sensors

Victoria Tsai* and Bruce Willner Graphene Frontiers, Philadelphia, PA 19104, USA *Email: victoria@graphenefrontiers.com
Keywords: Adhesion, Chemical vapor deposition, Chromatin immunoprecipitation, Deposition, Drug discovery, Environmental, Evaporation, Ion-exchange chromatography, Nanomaterials, Nanotubes, Semiconductor, Separation

MSMLS Online Plate Map

Metabolite descriptors included with the software download upon purchase of the product include: Name, Parent CID, molecular formula, molecular weight, CAS, ChEBI, HMDB ID, PubChem Compound and Subst...
Keywords: Mass spectrometry, Metabolites

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Molarity Calculator and Normality Calculator for Acids and Bases

The molarity calculator tool provides lab-ready directions describing how to prepare an acid or base solution of specified Molarity (M) or Normality (N) from a concentrated acid or base solution.  To...

Peer-Reviewed Papers
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References

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