Methyl isobutyrate

At a glance

A fruity, apple-like ester with a light, fresh character used as a bright fruity top note. It is used by perfumers as one of many aroma-chemical building blocks that combine to form a fragrance's overall accord, rather than being worn as a scent on its own.

Category
⚗️ Synthetic
Origin
synthetic production
Extraction
Chemical synthesis
Chemical family
Ester
CAS number
547-63-7
Profile
fruity, floral, slightly sweet
IFRA status
Not restricted
● drafted · last checked 2026-09-01