Brown camphor oil is the heavier, safrole-rich fraction of camphor distillation — pungent and camphoraceous up top but quickly turning smoky, tarry and slightly medicinal, with a warm sassafras-like phenolic sweetness underneath. Compared to white camphor it's darker, oilier and more resinous, leaving a dry woody-smoky trail.AI · claude-opus-4-7
Perfume and Flavor Materials of Natural Origin, page 88.
This fraction is the most interesting from a perfumer’s point of view. Its main constituent is safrole, and the redistilled brown camphor oil can be used directly in soap perfumes for its magnificent masking effect.
The redistilled brown camphor oil can be used directly in soap perfumes for its magnificent masking effect.
Restricted IFRA-standard materials typically present in this NCS at the listed concentrations.
| Constituent | CAS | Typical % |
|---|---|---|
| Iso-Safrole | 94-59-7 | 80% |