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HomeProduct name listFEMA 2778

FEMA 2778

  • CAS NO.:3915-83-1
  • Empirical Formula: C15H26O2
  • Molecular Weight: 238.37
  • MDL number: MFCD00085361
  • EINECS: 223-478-4
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-08-15 16:24:08
FEMA 2778 Structural

What is 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

Properties of FEMA 2778

Boiling point: 252 °C(lit.)
Density  0.89 g/mL at 25 °C(lit.)
refractive index  n20/D 1.458(lit.)
FEMA  2778 | NERYL ISOVALERATE
Flash point: >230 °F
solubility  Insoluble in water, soluble in alcohol and oils.
color  Colourless or pale straw-coloured liquid.
Odor at 100.00 %. sweaty floral rose bergamot citrus fruity
JECFA Number 76
EPA Substance Registry System Neryl isovalerate (3915-83-1)

Safety information for FEMA 2778

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for FEMA 2778

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