whiskey lactone
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IUPAC name :5-butyl-4-methyloxolan-2-one
InChI :InChI=1/C9H16O2/c1-3-4-5-8-7(2)6-9(10)11-8/h7-8H,3-6H2,1-2H3
InChIKey :WNVCMFHPRIBNCW-UHFFFAOYAN
SMILES :CCCCC1C(CC(=O)O1)C
cas number :39212-23-2
(EINECS) number :254-357-4
fema number :3803
coe number :10535
jecfa number :437
fl. number :10.053
molar refractivity :43.48 ± 0.3 cm3
parachor :382.3 ± 6.0 cm3
index of refraction :1.434 ± 0.02
surface tension :27.5 ± 3.0 dyne/cm
density :0.936 ± 0.06 g/cm3
polarizability :17.23 ± 0.5 10-24cm3
XlogP : 2.50
molecular weight : 156.2221400 (IUPAC)
formula :C9 H16 O2
NMR Predictor :Predict
 
 
export tariff code :2932.29.6000
fda reg :unspecified

Suppliers :
Advanced Biotech :whiskey lactone
98% min. (mixed isomers) synthetic
Odor:  Harsh woody maple
Fontarome :WHISKEY LACTONE
Odor:  Warm cocoa, wine-like, maple effect of excellent tenacity
John D. Walsh :Methyl Octalactone
Penta :whiskey lactone
PFW :METHYL OCTALACTONE™
≥96% (sum of isomers)
Odor:  has an intense sweet odour, reminiscent of coumarin and maple.
SAFC Global® :Whiskey lactone
≥98%
Odor:  coconut; green

organoleptics :
odor type :tonka
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description:
at 10.00 % in dipropylene glycol.  
tonka coumarin coconut toasted nutty celery burnt
Luebke, William tgsc, (2007)
odor description:
Coumarinic, coconut, Iactonic, woody, maple and Iovage with a slightly toasted, nutty nuance
Mosciano, Gerard P&F 22, No. 2, 69, (1997)
taste description:
at 0.50 ppm.  
Woody, coumarinic, coconut, Iactonic, creamy and nutty with a toasted nuance
Mosciano, Gerard P&F 22, No. 2, 69, (1997)
substantivity :59 hour(s) at 100.00 %

properties :
appearence :colorless clear liquid
assay : 98.00 to 100.00 %   sum of isomers
Food Chemicals Codex Listed :No
specific gravity :0.95900 to 0.96700 @ 20.00 °C.
pounds per gallon - calc. : 7.989 to 8.056
refractive index :1.44100 to 1.44700 @ 20.00 °C.
boiling point : 93.00 to 94.00 °C. @ 5.00 mm Hg
flash point :> 212.00  °F.  TCC  ( > 100.00 °C. )
logP (o/w) : 1.81

safety :
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.
Oral Toxicity(LD50) : 
  Not determined
Dermal Toxicity(LD50) : 
  Not determined
Inhalation Toxicity(LC50) : 
  Not determined
 

safety in use :
Category :flavor and fragrance agents
Maximised Survey-derived Daily Intakes (MSDI-EU) :ND (μg/capita/day)
 
recommendation for whiskey lactone fragrance usage levels up to :
  5.0000 % in the fragrance concentrate.

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
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
 
WGK Germany :2
 
 
 
 
5-butyl-4-methyloxolan-2-one
(EINECS) number :254-357-4
chemidplus :039212232
EPA Substance Registry Services :39212-23-2

references :
Leffingwell :chirality
 
5-butyl-4-methyloxolan-2-one
fl. number :10.053
jecfa number :437
NIST Chemistry WebBook :1859732176
pubchem :205086

Cosmetics :
Cosmetic uses : perfuming agents

other :
CosIng :cosmetic data
VCF-Online: VCF Volatile Compounds in Food
FDA Everything Added to Food in the United States (EAFUS)View
synonyms :
5-butyl dihydro-4-methyl furan-2(3H)-one
5-butyl dihydro-4-methyl-2(3H)-furanone
5-butyl-4-methyl dihydro-2(3H)-furanone
5-butyl-4-methyloxolan-2-one
 hydroxy-3-methyl octanoic acid lactone
4-hydroxy-3-methyl octanoic acid lactone
 methyl octalactone
3-methyl-gamma-octalactone
3-methyl-4-octanolide
beta-methyl-alpha-octalactone
 oak lactone
 whiskey lactone

soluble in :
 alcohol

insoluble in :
 water

stability :
 alcohol, good
 cream rinse, excellent
 deo pump spray, good
 detergent powder, good
 fabric softener, good
 hand cream, excellent
 liquid bleach, moderate
 liquid detergent, good
 shampoo, good
 soap, good

potential blenders :    note
 acetoinFL/FR
 acetophenoneFL/FR
isoamyl salicylateFL/FR
6-amyl-alpha-pyroneFL/FR
 amyris wood oilFL/FR
 angelica root oilFL/FR
para-anisaldehydeFL/FR
para-anisyl alcoholFL/FR
 armoise oilFR
 benzoin resinoidFL/FR
 benzyl cinnamateFL/FR
 benzyl isoeugenolFL/FR
 benzyl salicylateFL/FR
 benzylidene acetoneFL
isobutyl cinnamateFL/FR
isobutyl salicylateFL/FR
 cananga oilFL/FR
 caramel furanoneFL
 cascarilla bark oilFL/FR
 cedarwood oilsFR
 celery seed oilFL/FR
 civet absoluteFL/FR
 coconut 
 coconut decanoneFR
 coconut naphthalenoneFL/FR
 copaiba balsam oilFL/FR
 costus valerolactoneFR
 coumaneFL/FR
 cubeb oilFL/FR
 deertongue absoluteFR
 deertongue concrete 
 deertongue oleoresinFR
 dihydrojasmoneFL/FR
 diphenyl methaneFL/FR
 ethyl cinnamateFL/FR
 ethyl maltolFL/FR
 ethyl vanillinFL/FR
isoeugenyl acetateFL/FR
 fir balsam absoluteFR
 floral pyranolFR
 flouve absoluteFR
 frankincense oilFL/FR
 galbanum oilFL/FR
 ginger root oilFL/FR
 guaiacwood oilFL/FR
 hay absoluteFR
 heliotropinFL/FR
 heliotropyl acetoneFL/FR
 heliotropyl diethyl acetalFR
 heptyl heptanoateFL/FR
alpha-hexyl cinnamaldehydeFL/FR
 hydroxycitronellalFL/FR
 immortelle absoluteFL/FR
 ionones 
 labdanum resinoidFR
 lavandin oilFL/FR
 lavender oilFL/FR
 linalyl acetateFL/FR
 lovage root oilFL/FR
 methyl acetophenoneFL/FR
 methyl cedryl ketoneFL/FR
 methyl cinnamateFL/FR
6-methyl coumarinFL
7-methyl coumarinCS
 methyl ionones 
alpha-methyl naphthyl ketoneFL/FR
 musks 
beta-naphthyl ethyl etherFL/FR
beta-naphthyl methyl etherFL/FR
 nerolidolFL/FR
 nutmeg oilFL/FR
 oakmoss absoluteFL/FR
 ocean propanalFL/FR
 origanum oilFL/FR
 orris absoluteFL/FR
 palmarosa oilFL/FR
 patchouli ethanoneFR
 patchouli oilFL/FR
 peru balsam oilFL/FR
 phenethyl phenyl acetateFL/FR
3-phenyl propionaldehydeFL/FR
 phthalideFL/FR
 raspberry ketoneFL/FR
 rosemary oilFL/FR
 sandalwood oilFL/FR
 santallFR
 spruce oilFL/FR
 styrax resinoidFL
 tobacco dodecaneFR
 tolu balsamFL/FR
 tonka bean absoluteFR
 tonka ketoneFR
 treemoss absoluteFR
 vanilla absoluteFL/FR
 vanillyl acetateFL/FR
 verymossFR
 vetiver oilFL/FR
 vetiverolFL/FR
 woody acetateFR
 woody amyleneFR
 woody propanolFR

potential uses :
 chocolate cocoa
 coconut
 floral
 fruit
 maple
 powder
 whiskey
 woody

natural occurrence in :    note
 cognac  
 malt irish malt  
 rum  
 sherry  
 whiskey bourbon whiskey  
 whiskey scotch whiskey  
 wine port wine  

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