Date published: 2026-4-27

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Methyl isobutyrate (CAS 547-63-7)

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CAS Number:
547-63-7
Purity:
≥97%
Molecular Weight:
102.13
Molecular Formula:
C5H10O2
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Methyl isobutyrate functions as a fragrance ingredient. Its mechanism of action involves interacting with olfactory receptors in the nose, triggering a sensory response that contributes to the perception of specific odors. At the molecular level, it binds to and activates certain receptors, leading to the transmission of signals to the brain that are interpreted as particular smells. Methyl isobutyrate′s role involves its use in sensory studies and product development.


Methyl isobutyrate (CAS 547-63-7) References

  1. Laser flash photolysis and CIDNP studies of steric effects on coupling rate constants of imidazolidine nitroxide with carbon-centered radicals, methyl isobutyrate-2-yl and tert-butyl propionate-2-yl.  |  Zubenko, D., et al. 2006. J Org Chem. 71: 6044-52. PMID: 16872187
  2. Palladium-catalyzed alpha-arylation of esters with chloroarenes.  |  Hama, T. and Hartwig, JF. 2008. Org Lett. 10: 1549-52. PMID: 18358039
  3. Joint experimental and theoretical studies of the mechanism for the gas phase elimination kinetics of methyl 2,2-dimethyl-3-hydroxypropionate.  |  Rotinov, A., et al. 2009. J Phys Chem A. 113: 3491-7. PMID: 19309138
  4. Studies on lankacidin-group (T-2636) antibiotics. X. Microbial conversion of lankacidin-group antibiotics.  |  Nakahama, K., et al. 1975. J Antibiot (Tokyo). 28: 390-4. PMID: 240790
  5. Chemical and morphological filters in a specialized floral mimicry system.  |  Martos, F., et al. 2015. New Phytol. 207: 225-234. PMID: 25704464
  6. Identification and Quantitation of Volatile Organic Compounds in Poly(methyl methacrylate) Kitchen Utensils by Headspace Gas Chromatography/Mass Spectrometry.  |  Ohno, H., et al. 2014. J AOAC Int. 97: 1452-8. PMID: 25902999
  7. Comparison of Volatile Compounds from Chungkuk-Jang and Itohiki-Natto.  |  Tanaka, T., et al. 1998. Biosci Biotechnol Biochem. 62: 1440-4. PMID: 27397006
  8. RIFM fragrance ingredient safety assessment, methyl isobutyrate, CAS Registry Number 547-63-7.  |  Api, AM., et al. 2018. Food Chem Toxicol. 122 Suppl 1: S687-S695. PMID: 30458271
  9. Electron-induced fragmentation mechanisms in organic monomers and their implications for photoresist optimization for EUV lithography.  |  Rathore, A., et al. 2021. Phys Chem Chem Phys. 23: 9228-9234. PMID: 33885061
  10. Configuration of the Volatile Aromatic Profile of Carob Powder Milled From Pods of Genetic Variants Harvested at Progressive Stages of Ripening From High and Low Altitudes.  |  Antoniou, C., et al. 2021. Front Nutr. 8: 789169. PMID: 34977128
  11. Determining the Optimal Cooking Time for Cooking Loss, Shear Force, and Off-Odor Reduction of Pork Large Intestines.  |  Kim, SS., et al. 2022. Food Sci Anim Resour. 42: 332-340. PMID: 35310570
  12. Diagnosis and prognosis of COVID-19 employing analysis of patients' plasma and serum via LC-MS and machine learning.  |  de Fátima Cobre, A., et al. 2022. Comput Biol Med. 146: 105659. PMID: 35751188
  13. HS-SPME-GC/MS Analysis for Revealing Carob's Ripening.  |  Fella, P., et al. 2022. Metabolites. 12: PMID: 35888780

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Methyl isobutyrate, 100 ml

sc-235826
100 ml
$20.00