RIFM fragrance ingredient safety assessment, 1,7,7-trimethylbicyclo[2.2.1]heptan-2-one, CAS Registry number 76-22-2

What was studied

The report identifies dl-camphor CAS76-22-2, matching one of the catalogue camphor CAS numbers. Fragrance exposure assessment is not a skin efficacy trial. Isomer and route distinctions matter; camphor oil plus oral metronidazole cannot isolate camphor benefit.

Checked against the indexed bibliographic record on Oct 1, 2026. Read the source ↗