FEMA 2778

Description

Neryl isovalerate has a strong, rich, fruity odor reminiscent of bergamot, clary sage, and petitgrain. It has a bitter taste. Below 10 ppm, the flavor is berry-like, somewhat similar to black currant and apple. May be prepared by esterification of nerol with isovaleric acid.

Chemical properties

Neryl isovalerate has a strong, rich, fruity odor reminiscent of bergamot, clary sage and petitgrain. It has a bitter flavor. At concentrations below 10 ppm, the flavor is berry-like, somewhat similar to black currant and apple

Occurrence

Has apparently not been reported to occur in nature.

The Uses of FEMA 2778

FEMA 2778 finds a little use in Rose variations, in Oriental bases, and in Oakmoss blends, where it introduces very attractive sweetness and rich-herbaceous notes. As a modifier in heavy florals it may be used sparingly, but it is not often found in a perfume laboratory.

Preparation

By esterification of nerol with isovaleric acid

Aroma threshold values

At 1.0%: sour, sweaty with floral rosy undernotes, and a bergamot citrus nuance and fruity notes of blueberry, cranberry, apple and grape.

Taste threshold values

Taste characteristics at 5 to 20 ppm: fruity, rich floral and slightly citrus-like with berry, waxy nuances of blueberry, fruity notes of apple, grape, peach and apricot