• 4-Oxovaleric acid butyl ester
• Butyl 4-oxovalerate
• Levulinic acid, butyl ester
• PROPIONIC ACID, 3-ACETYL-, BUTYL ESTER
• VALERIC ACID, 4-OXO-, BUTYL ESTER
• BUTYL ACETYLPROPIONATE
• BUTYL 4-OXOPENTANOATE
• BUTYL 4-KETOVALERATE
• 3-ACETYLPROPIONIC ADID, BUTYL ESTER
• 4-OXOPENTANOIC ACID, BUTYL ESTER
• 4-Ketopentanoic acid butyl ester
• Levulinate <butyl->
• Pentanoic acid, 4-oxo-, butyl ester

This compound is available in the following databases:

Sigma-Aldrich Library of Raman Spectra

Author: Wiley/Sigma-Aldrich

Wiley, on behalf of Merck KGaA Darmstadt, Germany, releases the Sigma-Aldrich Library of Raman Spectra, featuring over 6,480 high-quality Raman spectra. Learn more.

KnowItAll NMR Spectral Library

Author: Wiley

The KnowItAll NMR Spectral Library offers a comprehensive collection of NMR reference spectra, including NMR, CNMR, and XNMR, and covers a wide range of compounds including organics, polymers, monomers, metabolites, and more. Learn more.

KnowItAll IR, Raman, and UV-Vis Spectral Libraries

Author: Wiley

The KnowItAll IR, Raman, and UV-Vis spectral libraries offer access to the world's largest collection of IR, Raman, and UV-Vis spectra, including the renowned Sadtler spectra. The libraries include a wide range of compounds from pure organics to industrial compounds. Learn more.

KnowItAll Mass Spectral Library

Author: Wiley

The KnowItAll Mass Spectral Library offers a comprehensive collection of mass spectra, including the renowned Wiley Registry, and access to a wide range of compounds including pure organics, drugs, steroids, additives, geochemicals, petrochemicals, biomarkers, and more. Learn more.

Food, Flavors, Fragrances, and Related Compounds: GC-MS Library

Author: Wiley

With Wiley's Food, Flavors, Fragrances, and Related Compounds GC-MS Library, get access to GC-MS spectra with focused compound coverage including essential oils, lipids, volatile organic compounds, terpenes, herbicides, insecticides, and other compounds of importance for food, flavor, fragrance, and cannabis applications. Learn more.

Wiley Registry of Mass Spectral Data 2023

Author: Wiley

The foundation library for any analytical laboratory running mass spectrometry, the Wiley Registry provides the broadest coverage available in any mass spectral library Learn more.