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W344303

Sigma-Aldrich

Valencene

greener alternative

natural, ≥65%

Synonym(s):

(+)-Valencene, (3R,4aS,5R)-4a,5-Dimethyl-3-isopropenyl-1,2,3,4,4a,5,6,7-octahydronaphthalene

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About This Item

Empirical Formula (Hill Notation):
C15H24
CAS Number:
Molecular Weight:
204.35
FEMA Number:
3443
Beilstein:
3539153
EC Number:
Council of Europe no.:
11030
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
1.017
NACRES:
NA.21

biological source

oranges

Quality Level

grade

Halal
Kosher
natural

reg. compliance

FDA 21 CFR 117

optical activity

[α]22/D +90°, neat

greener alternative product characteristics

Less Hazardous Chemical Syntheses
Use of Renewable Feedstocks
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

concentration

≥65%

refractive index

n20/D 1.504 (lit.)

bp

274 °C (lit.)

density

0.92 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

greener alternative category

Organoleptic

grapefruit; citrus; sweet

SMILES string

C[C@@H]1CCC=C2CC[C@H](C[C@@]12C)C(C)=C

InChI

1S/C15H24/c1-11(2)13-8-9-14-7-5-6-12(3)15(14,4)10-13/h7,12-13H,1,5-6,8-10H2,2-4H3/t12-,13-,15+/m1/s1

InChI key

QEBNYNLSCGVZOH-NFAWXSAZSA-N

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General description

Valencene is the major sesquiterpene aroma constituent of orange peel oil. It is mainly used as a starting material to synthesize nootkatone, an important flavor compound of grapefruit.
We are committed to bringing you greener alternative products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is Biobased and thus aligns with "Less Hazardous Chemical Syntheses" and "Use of Renewable Feedstocks".

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Asp. Tox. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

212.0 °F - closed cup

Flash Point(C)

100 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthesis of nootkatone from valencene
Wilson III CW & Shaw PE
Journal of Agricultural and Food Chemistry, 26(6), 1430-1432 (1978)
Determination of the role of valencene in orange oil as a direct contributor to aroma quality
Elston A, et al.
Flavour and Fragrance Journal, 20(4), 381-386 (2005)

Protocols

Fast GC analysis of sweet orange essential oil in hexane. Key components identified includes: β-Farnesene; α-Huµlene; Germacrene D; (+)-Valencene; Bicyclogermacrene; (+)-δ-Cadinene

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