1-Undecanol, also known as Undecyl Alcohol or Alcohol C-11, is a fatty alcohol with a mild, floral, and slightly citrus aroma. It is used in perfumery to impart a delicate freshness and a velvety texture to fragrance compositions. 1-Undecanol is valued for its ability to blend well with other ingredients, enhancing the complexity and longevity of scents.
Used in perfumery for its fresh, mildly floral and citrus notes, enhancing fragrance complexity and texture.
IUPAC Name: undecan-1-olCAS Number: 112-42-5
Molecular Formula: C11H24O
Molecular Weight: 172.31 g/mol
Boiling Point: 245.00 °C (473.00 °F)
Melting Point: 19.00 °C (66.20 °F)
Class: Alcohol
Use/s: Scent, Texture Enhancer
Synonyms
1: 1-UNDECANOL 2: Undecan-1-ol 3: Undecyl alcohol 4: Undecanol 5: n-Undecanol 6: n-Undecyl alcohol 7: 1-Hendecanol 8: Hendecanoic alcohol 9: Hendecyl alcohol
Chemist Says
1-undecanol appears as a water-white liquid with a mild odor. Flash point 250 °F. Slightly soluble in water. Considered a marine pollutant by DOT. Immediate steps should be taken to limit its spread to the environment. As a liquid it can easily penetrate the soil and contaminate groundwater or streams. Mildly irritating to both the eyes and skin.
Scent: Mild, Citrus
Scent profile
Scent profiles are inherently subjective and can significantly differ among individuals, and may also be influenced by the conditions at the time of evaluation. The information provided here is a synthesis of data from diverse sources, including books, cross-references, artificial intelligence analyses, and chemical research sites, aiming to present a comprehensive overview. We've distilled this information to highlight the most frequently observed scent profiles for each molecule or compound, offering a generalized perspective.
1: Mild, Floral, Slightly Citrus, Fresh
2: Mild, Slightly Floral, Green
3: Citrus
4: Fatty, waxy, with a slightly floral and soapy character
Irritant
Environmental Hazard