Basic information Safety Supplier Related

FEMA 2778

Basic information Safety Supplier Related

FEMA 2778 Basic information

Product Name:
FEMA 2778
Synonyms:
  • NERYL ISOVALERATE
  • FEMA 2778
  • 3,7-dimethyl-,isovalerate,(z)-6-octadien-1-ol
  • 3,7-dimethyl-2,6-octadienylester,(z)-isovalericaci
  • 3,7-dimethyl-2-cis-6-octadien-1-ylisovalerate
  • 3-methyl-,3,7-dimethyl-2,6-octadienylester,(z)-butanoicaci
  • isovalericacidnerylester
  • nerolisovalerate
CAS:
3915-83-1
MF:
C15H26O2
MW:
238.37
EINECS:
223-478-4
Product Categories:
  • Alphabetical Listings
  • Flavors and Fragrances
  • M-N
Mol File:
3915-83-1.mol
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FEMA 2778 Chemical Properties

Boiling point:
252 °C(lit.)
Density 
0.89 g/mL at 25 °C(lit.)
FEMA 
2778 | NERYL ISOVALERATE
refractive index 
n20/D 1.458(lit.)
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
Odor Type
floral
JECFA Number
76
LogP
5.51
EPA Substance Registry System
Neryl isovalerate (3915-83-1)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
2
RTECS 
RG5927710
Toxicity
Both the acute oral LD50 value in rats and the acute dermal LD50 value in rabbits exceeded 5 g/kg (Moreno, 1976).

MSDS

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FEMA 2778 Usage And Synthesis

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.

Uses

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

FEMA 2778Supplier

Shanghai wencai New Material Technology Co., Ltd.
Tel
15721586846
Email
wencaimat@163.com
BOC Sciences
Tel
Email
info@bocsci.com
Shaanxi Dideu Medichem Co. Ltd
Tel
+86-029-81138252 +86-18789408387
Email
1057@dideu.com