Catechol one of the main natural phenols in argan oil and is a component of castoreum, a substance from the castor gland of beavers, used in perfumery. It is also found in "Agaricus bisporus". Catechol moieties are also found widely within the natural world. Arthropod cuticle consists of chitin linked by a catechol moiety to protein. The cuticle may be strengthened by cross-linking (tanning and sclerotization), in particular, in insects, and of course by biomineralization. Catechols such as DHSA are produced through the metabolism of cholesterol by bacteria such as "Mycobacterium tuberculosis". Urushiols are naturally existing organic compounds that have the
Opium (perfume) Opium (perfume) Opium is an Oriental-spicy perfume created for fashion brand Yves Saint Laurent (YSL) by perfumer Jean Amic and Jean-Louis Sieuzac of Roure, first marketed in 1977. Its top notes are a mixture of fruit and spices, with mandarin orange, plum, clove, coriander and pepper, as well as bay leaf. Its floral middle notes consist predominantly jasmine, rose and Lily of the Valley, in addition to carnation, cinnamon, peach and orris root. It is underlined by the sweet woody base note containing sandalwood, cedarwood, myrrh, opopanax, labdanum, benzoin and castoreum, in addition to amber, incense, musk, patchouli, tolu and