Birch tar, derived from the distillation of birch bark, is a rich, smoky, and slightly medicinal note in perfumery. Known for its deep, resinous, and leathery character, birch tar adds a rugged, earthy, and complex element to fragrances. Often used in woody, smoky, and oriental compositions, it brings a bold, natural depth to perfumes.

Birch tar has a smoky, woody aroma with strong leathery, resinous, and slightly medicinal undertones. Its scent is intense and earthy, featuring hints of leather, tar, and a faint smokiness. The overall profile is rich, complex, and rugged, evoking a sense of the outdoors and natural, weathered wood. Birch tar adds depth, warmth, and a bold, smoky richness to fragrances, making it a distinctive and captivating note in perfumes.