2-undecanone
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IUPAC name :undecan-2-one
InChI :InChI=1/C11H22O/c1-3-4-5-6-7-8-9-10-11(2)12/h3-10H2,1-2H3
InChIKey :KYWIYKKSMDLRDC-UHFFFAOYAV
SMILES :CCCCCCCCCC(=O)C
cas number :112-12-9
(EINECS) number :203-937-5
beilstein number :1749573
fema number :3093
coe number :150
jecfa number :296
fl. number :07.016
molar refractivity :53.04 ± 0.3 cm3
parachor :474.8 ± 4.0 cm3
index of refraction :1.425 ± 0.02
surface tension :27.5 ± 3.0 dyne/cm
density :0.821 ± 0.06 g/cm3
polarizability :21.02 ± 0.5 10-24cm3
XlogP : 4.40
molecular weight : 170.2917800 (IUPAC)
formula :C11 H22 O
BioActivity Analysis :70425
NMR Predictor :Predict
 
 
export tariff code :2914.19.0000
fda reg :172.515

Suppliers :
Advanced Biotech :2-undecanone
98% min. natural
Odor:  Floral
Apple :2-Undecanone
Bedoukian Research :METHYL NONYL KETONE
≥98.0%, FCC, Kosher
Odor:  A rose, citrus, orris-like character
Berje :Methyl Nonyl Ketone
Cargill - Alfrebro :METHYL NONYL KETONE (2-UNDECANONE) (EU NAT)
natural, Kosher
Fleurchem :methyl nonyl ketone
natural
Gainworld :2-undecanone
IFF :Undecan-2-One
natural, Kosher
Odor:  Fatty, Cheesy, Fruity
Moellhausen :methyl nonyl ketone
95% min. nature identical kosher
Odor:  oily, waxy, fruity, floral (rose, orris), citrusy
Mooreganics :2-Undecanone (Methyl Nonyl Ketone)
Natural (Organic Compliant)
Penta :2-undecanone
Penta :2-undecanone
natural
Robertet :Methyl nonyl ketone (2-undecanone)
naturel
Sigma-Aldrich-SAFC :2-Undecanone
≥98%, FCC, Kosher, FG
Odor:  iris; citrus
Sigma-Aldrich-SAFC :2-Undecanone
Odor:  iris; citrus
Vigon :Methyl Nonyl Ketone Undecanone-2
Redistilled

organoleptics :
odor type :fruity
odor strength :medium
odor description :¹
at 100.00 %.  
waxy fruity creamy fatty orris floral
odor sample from :Harrmann & Reimer Corporation
substantivity :128  Hour(s)

properties :
appearence :colorless to pale yellow clear liquid
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.82200 to 0.82600 @ 25.00 °C.
pounds per gallon - calc. : 6.840 to 6.873
refractive index :1.42800 to 1.43300 @ 20.00 °C.
melting point : 11.00 to 14.00 °C. @ 760.00 mm Hg
boiling point : 231.00 to 232.00 °C. @ 760.00 mm Hg
boiling point : 140.00 to 141.00 °C. @ 50.00 mm Hg
acid value : 5.00  max.  KOH/g
vapor pressure :0.90000 mm/Hg @ 20.00 °C.
vapor density :5.9 ( Air = 1 )
flash point : 192.00  °F.  TCC  ( 88.89 °C. )
logP (o/w) : 4.09
shelf life : 12.00 month(s) or longer if stored properly.
storage :store in cool, dry place in tightly sealed containers, protected from heat and light.

safety :
most important hazard(s) :None - None found.
  S 02 - Keep out of the reach of children.
S 24/25 - Avoid contact with skin and eyes.
S 36 - Wear suitable protective clothing.
Human experience : 5% in petrolatum produced no irritation or sensitization in humans.
Oral Toxicity(LD50) :
  Oral-Mouse    950.00  mg/kg
(Schafer & Bowles, 1985)

Oral-Mouse   [sex: M]  5460.00  mg/kg
(Tanii et al., 1986)

Dermal Toxicity(LD50) :
  Skin-Rabbit  >5000.00  mg/kg
Food and Cosmetics Toxicology. Vol. 13, Pg. 869, 1975.

Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
Maximised Survey-derived Daily Intakes (MSDI-EU) :330.00 (μg/capita/day)
 
recommendation for 2-undecanone usage levels up to :
  5.0000 % in the fragrance concentrate.
recommendation for 2-undecanone usage levels up to :
  30.0000 ppm in the flavor.

safety references :
European Food Safety Athority(efsa) :Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
EPI System :view
NLM Hazardous Substances Data Bank :search
Toxicology Citations :Search
Env. Mutagen Info. Center :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :2
 
 
 
 undecan-2-one
(EINECS) number :203-937-5
RTECS :YQ2820000 for 112-12-9
chemidplus :000112129
EPA Substance Registry Services :112-12-9
dtp/nci :4028

references :
 undecan-2-one
fl. number :07.016
jecfa number :296
NIST Chemistry WebBook :4025940407
pubchem :151291

Cosmetics :
Cosmetic uses : perfuming agents

other :
reference : Luebke, William tgsc, (1983)¹
CosIng :cosmetic data
VCF-Online: VCF Volatile Compounds in Food
Household Products : Search
synonyms :
2-hendecanone
 methyl N-nonyl ketone
 methyl nonyl ketone
 nonyl methyl ketone
 rue ketone
 undecan-2-one
2-oxoundecane

soluble in :
 alcohol
 water, 19.7 mg/L @ 25C

insoluble in :
 water

stability :
 hair spray
 lotion
 non-discoloring in most media
 powder
 shampoo

(odor and/or flavor) blends with :
 acetyl isovaleryl
 allyl heptanoate
 allyl nonanoate
 allyl octanoate
alpha-amyl cinnamaldehyde
isoamyl isobutyrate
isoamyl salicylate
 amyris wood oil
para-anisyl alcohol
 benzoin resinoid
 benzyl alcohol
 benzyl cinnamate
 benzyl salicylate
 bois de rose oil
isobutyl cinnamate
 cedarwood oils
 cinnamyl alcohol
 citronellol
 clove bud oil
 coriander seed oil
 costus valerolactone
 coumarin
 cyclamen aldehyde
 cyclohexyl ethyl alcohol
alpha-damascone
beta-damascone
gamma-decalactone
 decanol
3-decanone
9-decen-1-al
(Z)-4-decen-1-ol
 decyl acetate
 decyl butyrate
 dimethyl benzyl carbinol
 dimethyl benzyl carbinyl butyrate
 diphenyl oxide
(E,E)-2,4-dodecadien-1-ol
 ethyl (E)-2-decenoate
 ethyl (E)-4-decenoate
 ethyl cinnamate
 ethyl decanoate
 ethyl palmitate
 ethyl undecylenate
 ethyl vanillin
 fir balsam absolute
 floral pyranol
1-furfuryl pyrrole
2-furyl pentyl ketone
 galbanum oil
 gardenia oxide
 geraniol
 geranium oil
(E)-geranyl acetone
 geranyl hexanoate
 guaiacwood oil
 heliotropin
 heliotropyl acetone
gamma-heptalactone
3-hexanone
(Z)-3-hexen-1-yl 2-methyl-2-pentenoate
(E)-2-hexen-1-yl acetate
(Z)-3-hexen-1-yl hexanoate
(Z)-3-hexen-1-yl propionate
 hexyl 2-methyl butyrate
alpha-hexyl cinnamaldehyde
 hexyl phenyl acetate
 hyacinth ether
 ionones
 jasmin absolute
laevo-linalool
 linalool oxide
 methyl 2-undecynoate
 methyl 2,4-decadienoate
 methyl anthranilate
 methyl butyl phenyl acetate
 methyl cinnamate
 methyl citronellate
 methyl dihydrojasmonate
 methyl ionones
 methyl undecanoate
 nerol
 nerolidol
 nonanol
(E)-2-nonen-1-yl acetate
 nutmeg oil
 ocean propanal
gamma-octalactone
(E)-2-octen-1-yl acetate
(E)-2-octen-1-yl butyrate
 octyl 2-methyl butyrate
 orangeflower absolute
 orris pyridine
 patchouli ethanone
 peony alcohol
 phenethyl alcohol
 phenethyl phenyl acetate
 phenethyl propionate
 phenyl acetaldehyde
 phenyl acetaldehyde dimethyl acetal
3-phenyl propionaldehyde
3-phenyl propyl alcohol
 phytyl acetate
 raspberry ketone
 rhodinol
 rose butanoate
 santall
alpha-terpineol
 tobacco dodecane
 tonka bean absolute
(E)-2-tridecen-1-yl acetate
gamma-undecalactone
 undecanol
10-undecen-1-al
 vanilla absolute
 verymoss
 watermelon ketone
 woody acetate
 woody amylene

(odor and/or flavor) used in :
 agrumen
 aldehydic
 algae
 amber
 ash mountain ash
 ash mountain ash blossom
 bark
 blossom
 botanical
 boxwood
 burberry
 butter
 carnation dianthus oeillet
 cheese blue cheese
 cheese cheddar cheese
 cherry black cherry
 cherry blossom
 christmas blends
 cilantro
 cloth clean cloths
 clover trefle le'trefle incarnat
 coconut
 crabapple blossom
 dahlia
 dairy
 daisy
 daphne
 davana
 dewy
 dillenia
 fantasy blends
 fern fougere
 fir balsam
 floral
 flouve blossom
 freesia
 fungus
 cheese ghee cheese
 gingergrass
 herbal
 hugonia
 lavender
 leaf autumn leaf
 lemon
 lily
 maja
 mango blossom
 mushroom
 musk
 natural
 new car
 orange
 orange bitter orange
 orchid
 orris iris
 peach
 peony
 petal waxy petal
 pineapple
 plum blossom
 rose
 rose d'orient
 rose red rose
 rue
 sap
 stock evening scented stock
 sweet pea pois de senteur
 tangerine
 tropical
 tulip
 valerian
 waxy
 wet fields
 wistaria wisteria glycine

natural occurrence in :
allium species
banana
data pagecascarilla bark oil @ 0.31%
data pagechampaca concrete @ 0.01%
clove
data pagecroton flavens l. (welensali) leaf oil curacao @ 0.50%
data pagecymbopogon citratus (dc.) stapf. oil cuba @ 0.50%
ginger
data pageginger root oil china @ 0.21%
data pageglycosmis pentaphylla (cor.) bark oil india @ 52.10%
guava
data pagelaurel leaf oil turkey @ 0.20%
data pagelemongrass oil morocco @ 0.40%
data pagelemongrass oil yunnan @ 0.15%
data pagemastic fruit oil @ 2.16%
data pagemastic leaf oil @ 4.75%
data pagemastic oil @ 0.14%
data pagerue flower oil colombia @ 68.05%
rue oil
data pagerue oil china @ 36.82%
data pagerue oil cuba @ 48.67%
rue plant
strawberry
data pagesugandha kokila berry oil @ 3.60%



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