3549-23-3

Methyl p-tert-butylphenylacetate has a sweet, woody, and camphoraceous odor with a roasted, chocolate-like flavor. May be prepared by esterification of p-tert-butylphenylacetic acid with methanol.

Methyl p-tert-butylphenylacetate has a sweet, woody and camphoraceous odor and a roasted, chocolate-like flavor.

Methyl p-tert-butylphenylacetate has been identified as a component in plant extracts including Annona squamosa seeds, Helichrysum arenarium subsp. rubinucum, Shorea longisperma cotyledons, and Upuna borneensis seed coats[1][2][3].

By esterification of p-tert-butylphenylacetic acid with methanol

Aroma characteristics at 1.0%: musty meaty, chicken fatty, cocoa honey, floral, sour, fatty milky, dairy and fishy nuances.

Taste characteristics at 5 ppm: leafy, green, waxy and honey-like, sweet cocoa, buttery creamy, fatty milky dairy-like with fishy and fruity nuances

[1]Deewatthanawong, Kongchinda, Pumnuan, J., & Insung, A. (2019). GC-MS analysis and biopesticide properties of different crude extracts of Annona squamosa and Annona muricata.
[2]Yurteri, E. (2025). Effect of Morphogenetic Variability on Volatile Oil Composition of Immortal Flower (Helichrysum arenarium subsp. rubicundum). Türkiye Tarımsal Araştırmalar Dergisi, 12(1), 1–8. https://doi.org/10.19159/tutad.1577667
[3]Roszaini, K., Nashatul-Zaimah, N., & Noor-Azah, M. (2020). POTENTIAL OF UPUNA BORNEENSIS AND SHOREA LONGISPERMA SEED EXTRACTS AGAINST COPTOTERMES GESTROI. JOURNAL OF TROPICAL FOREST SCIENCE, 32(1), 83–91. https://doi.org/10.26525/jtfs32.1.83