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alpha-sinensal

General Material Information

Preferred name	alpha-sinensal
Trivial Name	α-Sinensal
Short Description	2,6,9,11-dodecatetraenal, 2,6,10-trimethyl-, (2E,6E,9E)-
Formula	C15 H22 O
CAS Number	17909-77-2
Deleted CAS Number	29994-82-9
ECHA Number	241-854-6
FDA UNII	5SEZ02PE9O
Nikkaji Number	J14.018J
COE Number	10380
xLogP3-AA	4.80 (est)
NMR Predictor	External link
Synonyms	2,6-dimethyl-10-methylene-2,6,11-dodecatriene 2,6,9,11-dodecatetraenal, 2,6,10-trimethyl-, (2E,6E,9E)- 2,6,9,11-dodecatetraenal, 2,6,10-trimethyl-, (E,E,E)- a- sinensal alpha- sinensal alpha- sinensal 21/22% ex tangerine (natural) sinensal ex orange 20/10a alpha- sinensal natural (E,E,E)-2,6,10-trimethyl dodeca-2,6,9,11-tetraen-1-al all trans- trimethyl dodecatetraenal (E,E,E)-2,6,10-trimethyldodeca-2,6,9,11-tetraen-1-al (2E,6E,9E)-2,6,10-trimethyldodeca-2,6,9,11-tetraenal (2E,6E,9E)-2,6,10-trimethyldodeca-2,6,9,11-tetraenal 2,6,9,11-Dodecatetraenal, 2,6,10-trimethyl-, (2E,6E,9E)- 2,6,9,11-Dodecatetraenal, 2,6,10-trimethyl-, (E,E,E)- (2E,6E,9E)-2,6,10-Trimethyl-2,6,9,11-dodecatetraenal α-Sinensal

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Literature & References

	(2E,6E,9E)-2,6,10-trimethyldodeca-2,6,9,11-tetraenal
NIST Chemistry WebBook:	Search Inchi
Canada Domestic Sub. List:	17909-77-2
Pubchem (cid):	5281534
Pubchem (sid):	134985586
Pherobase:	View

Publications by US Patents
3,963,783 - 4-Methyl-8-vinyl-4,7- and -4,8-nonadienals
3,974,225 - Process for the preparation of unsaturated aldehydes
3,979,425 - Process for the preparation of unsaturated aldehydes
Publications by PubMed
Rapid collection and identification of a novel component from Clausena lansium Skeels leaves by means of three-dimensional preparative gas chromatography and nuclear magnetic resonance/infrared/mass spectrometric analysis.
California Lomatiums, Part X. Comparison of composition of the hydrodistilled oils from two subspecies of Lomatium mohavense.
VOLATILES FROM ORANGES. 3. THE STRUCTURE OF SINENSAL.
Citrus fruit flavor and aroma biosynthesis: isolation, functional characterization, and developmental regulation of Cstps1, a key gene in the production of the sesquiterpene aroma compound valencene.
Identification of sulfur volatiles in canned orange juices lacking orange flavor.
Characterization of nerolidol biotransformation based on indirect on-line estimation of biomass concentration and physiological state in batch cultures of Aspergillus niger.
Repellent effect of santalol from sandalwood oil against Tetranychus urticae (Acari: Tetranychidae).
Acaricidal and oviposition deterring effects of santalol identified in sandalwood oil against two-spotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae).
Chemical composition of the essential oils of Clausena lansium from Hainan Island, China.
Identification of aroma active compounds in orange essence oil using gas chromatography-olfactometry and gas chromatography-mass spectrometry.
Volatile constituents of redblush grapefruit (Citrus paradisi) and pummelo (Citrus grandis) peel essential oils from Kenya.

Other Information

(IUPAC):	Atomic Weights of the Elements 2011 (pdf)
Videos:	The Periodic Table of Videos
tgsc:	Atomic Weights use for this web site
(IUPAC):	Periodic Table of the Elements
CHEBI:	View
KEGG (GenomeNet):	C09729
HMDB (The Human Metabolome Database):	HMDB38215
FooDB:	FDB017457
Export Tariff Code:	3301.10
Typical G.C.
VCF-Online:	VCF Volatile Compounds in Food
ChemSpider:	View

Suppliers

Augustus Oils	Citrus and Allied Essences
Fleurchem	Indukern F&F
Parchem	R C Treatt & Co Ltd
Augustus Oils Ltd	Indukern, S.A. F&F Ingredients Division

PhysChem Properties

Material listed in food chemical codex	No
Molecular weight	218.33953857422
Vapor Pressure	0.000119 mmHg @ 25 °C
Flash Point TCC Value	157.78 °C TCC
logP (o/w)	4.79 est
Solubility
alcohol	Yes
water, 0.5734 mg/L @ 25 °C (est)	Yes
water	No

Organoleptic Properties

Odor Type: Citrus
citrus, orange, powdery, aldehydic, juicy, mandarin, sour, candy, waxy
Odor strength	medium
Substantivity	> 842 hour(s) at 100.00 %
Luebke, William tgsc, (2021)	At 18.00 - 20.00 % in terpenes. citrus orange powdery aldehydic juicy mandarin sour candy waxy
Flavor Type: Citrus
citrus, green, citrus peel, citrus rind, petitgrain, orange peel, aldehydic, earthy, pepper bell pepper, woody
Luebke, William tgsc, (2021)	Citrus green citrus peel citrus rind petitgrain orange peel aldehydic earthy bell pepper woody

Occurrences

Potential Uses

Applications	flavor and fragrance agents
Odor purposes	Agrumen aldehyde , Aldehydic , Amber , Bergamot , Berry jam , Blackberry , Bouquet , Boysenberry , Cherry black cherry , Citrus , Cologne , Colonia , Currant , Currant bud absolute replacer , Date , Freesia , Grape , Grape concord grape , Hibiscus , Honeysuckle , Immortelle , Iris blossom , Kiwi blossom , Kumquat , Lemon , Lime , Lychee , Mandarin , Marjoram , Mock orange , Neroli , Orange , Orange bitter orange peel , Orange blossom , Passion blossom , Petitgrain , Petitgrain bergamot petitgrain , Petitgrain mandarin oil replacer , Petitgrain orange petitgrain , Petitgrain tangerine petitgrain , Plum , Plum blossom , Plum mirabelle plum , Plum blossom , Prune , Raisin , Raspberry , Rue , Scented stock , Sweet pea , Tangerine , Tangerine , Wine
Flavoring purposes	Currant bud absolute replacer , Fruit tropical fruit , Grape white grape , Immortelle , Marjoram , Necterine , Orange bitter orange peel , Petitgrain bergamot petitgrain , Petitgrain mandarin oil replacer , Petitgrain tangerine petitgrain , Plum greengage plum , Rue , Tropical
Other purposes	Rose wild rose
Cosmetic purposes	Perfuming agents

Safety Information

Safety information

European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 - Wear suitable gloves and eye/face protection.

Hazards identification

Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements

Pictogram

Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for alpha-sinensal usage levels up to:
	5.0000 % in the fragrance concentrate.

Recommendation for alpha-sinensal flavor usage levels up to:
	40.0000 ppm in the finished product.

Safety references

European Food Safety Authority (EFSA) reference(s):

Flavouring Group Evaluation 201: 2-Alkylated aliphatic acyclic alpha,beta-unsaturated aldehydes and precursors with or without additional double bonds from chemical subgroup 1.1.2 of FGE.19[1]
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 201 Revision 1 (FGE.201Rev1): 2-Alkylated, aliphatic, acyclic alpha,beta-unsaturated aldehydes and precursors, with or without additional double-bonds, from chemical subgroup 1.1.2 of FGE.19.
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 201 Revision 2 (FGE.201Rev2): 2-alkylated, aliphatic, acyclic alpha,beta-unsaturated aldehydes and precursors, with or without additional double-bonds, from chemical subgroup 1.1.2 of FGE.19
View page or View pdf

EPI System: View

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (TSCA):17909-77-2

EPA ACToR:Toxicology Data

EPA Substance Registry Services (SRS):Registry

Laboratory Chemical Safety Summary :5281534

National Institute of Allergy and Infectious Diseases:Data

WGK Germany:2

(2E,6E,9E)-2,6,10-trimethyldodeca-2,6,9,11-tetraenal

Chemidplus:0017909772