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61848 Supelco

Isovaleraldehyde

analytical standard

Synonym: 3-Methylbutyraldehyde, 3-Methylbutanal, NSC 404119

  • CAS Number 590-86-3

  • Linear Formula (CH3)2CHCH2CHO

  • Molecular Weight 86.13

  •  Beilstein/REAXYS Number 773692

  •  EC Number 209-691-5

  •  MDL number MFCD00007014

  •  PubChem Substance ID 329759691

  •  NACRES NA.24

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Properties

Related Categories A-L, Alcoholic & Nonalcoholic Beverages, Aldehyde, All Alphabetically Sorted, Analytical Standards,
Quality Level   100
grade   analytical standard
vapor density   2.96 (vs air)
vapor pressure   30 mmHg ( 20 °C)
assay   ≥97.0% (GC)
form   neat
autoignition temp.   464 °F
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
impurities   ≤1% isovaleric acid
refractive index   n20/D 1.386-1.390
  n20/D 1.388 (lit.)
bp   90 °C (lit.)
density   0.803 g/mL at 25 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Flavors and Fragrances
Food and Beverages
Personal Care
Organoleptic   pungent
format   neat
storage temp.   2-8°C
SMILES string   [H]C(=O)CC(C)C
InChI   1S/C5H10O/c1-5(2)3-4-6/h4-5H,3H2,1-2H3
InChI key   YGHRJJRRZDOVPD-UHFFFAOYSA-N

Description

Application

Isovaleraldehyde may be used as a reference chemical standard for the analysis of microbial volatile organic compounds from isolates of Aspergillus flavus using solid phase microextraction (SPME) combined with gas chromatography-mass spectrometry.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Target organs 
Respiratory system
RIDADR 
UN 1989BE 3 / PGII
WGK Germany 
WGK 2
RTECS 
ES3450000
Flash Point(F) 
32.9 °F - closed cup
Flash Point(C) 
0.5 °C - closed cup
Protocols & Articles

Articles

EPA Method TO-11/IP-6A and ASTM® D5197: HPLC Analysis of Aldehydes and Ketones on SUPELCOSIL™ LC-18 after Collection/Desorption using LpDNPH

From our library of Articles, Sigma-Aldrich presents EPA Method TO-11/IP-6A and ASTM® D5197: HPLC Analysis of Aldehydes and Ketones on SUPELCOSIL™ LC-18 after Collection/Desorption using LpDNPH
Keywords: Air Monitoring, Chromatography, High performance liquid chromatography, Sample preparations, Solid phase extractions

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Peer-Reviewed Papers
15

References

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