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129542 Sigma-Aldrich

Isovaleric acid

99%

Synonym: 3-Methylbutanoic acid, 3-Methylbutyric acid

  • CAS Number 503-74-2

  • Linear Formula (CH3)2CHCH2COOH

  • Molecular Weight 102.13

  •  Beilstein/REAXYS Number 1098522

  •  EC Number 207-975-3

  •  MDL number MFCD00002726

  •  PubChem Substance ID 24847909

  •  NACRES NA.22

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Properties

Related Categories Artemisia vulgaris, Biochemicals and Reagents, Building Blocks, C1 to C5, Carbonyl Compounds,
Quality Level   200
vapor pressure   0.38 mmHg ( 20 °C)
assay   99%
autoignition temp.   824 °F
refractive index   n20/D 1.403 (lit.)
bp   175-177 °C (lit.)
mp   −29 °C (lit.)
density   0.925 g/mL at 20 °C (lit.)
SMILES string   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

Description

General description

Isovaleric acid is a volatile organic compound present in vinegar bait and is determined by solid phase microextraction. Isovaleric acid inhibits the synthesis of saturated fatty acids. It is a favorable carbon source for cell growth. Moreover, it is a promising odor indicator.

Application

Isovaleric acid inhibits the synthesis of saturated fatty acids.

Packaging

100, 500 mL in glass bottle

Other Notes

Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 129542.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
RIDADR 
UN 3265 8 / PGII
WGK Germany 
WGK 1
RTECS 
NY1400000
Flash Point(F) 
176.0 °F - Pensky-Martens closed cup
Flash Point(C) 
80 °C - Pensky-Martens closed cup

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Meet Synthia - Retrosynthesis Sofware
Protocols & Articles

Articles

Characteristic Metabolites for Inborn Errors of Amino Acid Metabolism

Inborn errors of metabolism are caused by changes in specific enzymatic reactions and hundreds of different such alterations, which affect about 1 of every 5000 newborns, have been characterized. The...
Keywords: Indicators, Metabolism, Metabolites

Fermentation: Enzymes, Substrates and SCFA

The influence of probiotics on the metabolic activity of intestinal microbiota may be evaulated by detecting bacterial enzymatic activity in fecal samples, specifically β-glucosidase, β-glucuronidase...
Chloe McClanahan
Biofiles Edition 6.2
Keywords: Absorption, Cancer, Carcinogens, Cell proliferation, Chromatography, Enzyme activity, Gas chromatography, Gastrointestinal, High performance liquid chromatography, Metabolites, Prebiotics, Probiotics, Thin layer chromatography

GC Analysis of C2-C22 Free Fatty Acids on Nukol™

From our library of Articles, Sigma-Aldrich presents GC Analysis of C2-C22 Free Fatty Acids on Nukol™
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of C2-C7 Free Fatty Acids on Nukol™

From our library of Articles, Sigma-Aldrich presents GC Analysis of C2-C7 Free Fatty Acids on Nukol™
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Size-exclusion chromatography

GC Analysis of Free Fatty Acids in Parmesan Cheese using Nukol™ after SPME using 65 μm Carbowax/DVB Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Free Fatty Acids in Parmesan Cheese using Nukol™ after SPME using 65 μm Carbowax/DVB Fiber
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Solid phase microextractions

Probiotics and Human Health

At the beginning of the 20th century, probiotics were thought to have a beneficial effect to the host by improving the intestinal microbial balance. Through his studies and observations, the Russian ...
Chloe McClanahan
BioFiles Edition 6.2
Keywords: AGE, Absorption, Adhesion, Amplification, Anaerobic, Antimicrobials, Cancer, Carcinogens, Cell proliferation, Chromatography, Coagulation, Detoxification, Diagnostic, Diseases, Enzyme activity, Fermentation, Gas chromatography, Gastrointestinal, High performance liquid chromatography, Inflammation, Magnetic resonance spectroscopy, Metabolism, Metabolites, Molecular biology, Nucleic acid hybridization, PAGE, Pharmaceutical, Phosphorylations, Polymerase chain reaction, Prebiotics, Probiotics, Reductions, Respiratory, Sequencing, Thin layer chromatography, Titrations

Peer-Reviewed Papers
15

References

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