Aldehyde C10 (Decanal)

Aldehyde C-10 (Decanal)

• INCI Name: Decanal
• Molecular Formula: C₁₀H₂₀O
• CAS Number: 112-31-2
• Alternate Names:
  • Aldehyde C-10
  • Decyl Aldehyde
  • Capraldehyde
  • Aldehyde C10
  • Fatty Aldehyde C10

• Benefits & Uses (Short):
  • Strong citrus-orange peel, fatty aldehydic aroma
  • Adds brightness and lift in perfumes (top note enhancer)
  • Used in aldehydic floral, citrus, soapy, and fresh compositions
  • Common in perfumes, detergents, soaps, fabric care, air fresheners
  • Improves projection and “sparkle” in fragrance openings

• How It Works (Short):
  • Acts as a highly volatile aldehyde that evaporates quickly, creating an immediate powerful top-note impact
  • Enhances perception of cleanliness and freshness in fragrance blends
  • Works synergistically with citrus oils and floral aldehydes to create sparkling “lift” effect
  • Its fatty aldehyde structure gives both citrus brightness and slightly waxy-soapy nuance
  • Quickly diffuses in air, helping perfumes project strongly in the first phase of wear
  • Blends into floral heart notes as it evaporates, leaving smoother base transitions

• FAQs:

  Q: What does Aldehyde C-10 smell like?
  A: Fresh orange peel, citrusy, slightly fatty-waxy and soapy.

  Q: Is it natural or synthetic?
  A: It is typically produced synthetically for consistent quality and purity.

  Q: Why is it used in perfumes?
  A: To add brightness, freshness, and strong top-note projection.

  Q: Is it strong?
  A: Yes, it is very potent and must be used in very low concentrations.

  Q: What perfumes use it most?
  A: Aldehydic florals, citrus colognes, soaps, detergents, and fresh fragrances.