Gamma-Dodecalactone

IFF: Sweet, fruity, musky, peach, pear

Pell Wall Perfumes: Fruity-peach, creamy, sweet
Arctander recommends it for fruity-fatty topnotes and long tenacity in, for example, heavy floral fragrances and says: “it is also used in combination with newer synthetic musks to produce exceptional tenacity and lasting sweetness in powdery and in floral types.”