EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes
 

delta-octalactone
octano-1,5-lactone

Sponsors

Name:6-propyloxan-2-one
CAS Number: 698-76-0Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:211-820-5
FDA UNII:8AA944C37V
Nikkaji Web:J39.630C
Beilstein Number:0111515
MDL:MFCD00144051
CoE Number:2195
XlogP3-AA:1.90 (est)
Molecular Weight:142.19798000
Formula:C8 H14 O2
NMR Predictor:Predict (works with chrome or firefox)
EFSA/JECFA Comments:
JECFA evaluated delta-octalactone (CASrn as in Register). Register CASrn refers to the racemate.
Category:flavor and fragrance agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist:Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
JECFA Food Flavoring:228 delta-octalactone
FLAVIS Number:10.015 (Old)
DG SANTE Food Flavourings:10.015 octano-1,5-lactone
FEMA Number:3214 delta-octalactone
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm: DELTA-OCTALACTONE
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 98.00 to 100.00
Food Chemicals Codex Listed: Yes
Specific Gravity:0.99400 to 0.99900 @ 25.00 °C.
Pounds per Gallon - (est).: 8.271 to 8.313
Refractive Index:1.45200 to 1.45800 @ 20.00 °C.
Boiling Point: 115.00 to 117.00 °C. @ 12.00 mm Hg
Vapor Pressure:0.039000 mm/Hg @ 25.00 °C. (est)
Flash Point:> 200.00 °F. TCC ( > 93.33 °C. )
logP (o/w): 1.450 (est)
Shelf Life: 24.00 month(s) or longer if stored properly.
Storage:store in cool, dry place in tightly sealed containers, protected from heat and light.
Soluble in:
 alcohol
 water, 3632 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: coconut
Odor Strength:medium ,
recommend smelling in a 10.00 % solution or less
Substantivity:400 hour(s) at 100.00 %
sweet fatty coconut tonka tropical dairy
Odor Description:at 10.00 % in dipropylene glycol. sweet fatty coconut tonka tropical dairy
Luebke, William tgsc, (1998)
Odor sample from: CA Aromatics Company Inc.
sweet coconut creamy coumarinic lactonic green fatty
Odor Description:Sweet, coconut, creamy, coumarin and lactonic with a green, fatty nuance
Mosciano, Gerard P&F 21, No. 3, 51, (1996)
Flavor Type: coconut
coconut sweet creamy lactonic fruity milky oily
Taste Description: at 10.00 ppm. Coconut, sweet, creamy, lactonic and fruity with a milky and oily depth
Mosciano, Gerard P&F 21, No. 3, 51, (1996)
Odor and/or flavor descriptions from others (if found).
Bedoukian Research
delta-OCTALACTONE ≥98.0% (sum of isomers), FCC
Odor Description:A creamy character reminiscent of coconut with a minty undertone.
For buttery, coconut character or as a coumarin replacer.
Taste Description:Slightly creamy, lactone, hay-like
Used for hay notes in cocunut meat, cream, and vanilla flavors.
Firmenich
OCTALACTONE DELTA min. 98%, Kosher
Taste Description:Nice coconut, fruity and spicy notes
OCTALACTONE DELTA has a very characteristic coconut character with fruity nuances which are excellent for dairy and fruit flavors.
Indukern F&F
DELTA-OCTALACTONE
Odor Description:CARAMEL, SPICY, CREAMY, COCONUT
 
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: perfuming agents
 
Suppliers:
A.C.S. International
Octalactone delta
Odor: sweet coconut creamy lactonic fruity dairy
Operational Capabilities
Artiste
delta-Octalactone Natural
Augustus Oils
delta Octalactone
Services
Aurochemicals
delta-OCTALACTONE, Natural
Bedoukian Research
delta-OCTALACTONE
≥98.0% (sum of isomers), FCC
Odor: A creamy character reminiscent of coconut with a minty undertone.
Use: For buttery, coconut character or as a coumarin replacer.
Flavor: Slightly creamy, lactone, hay-like
Used for hay notes in cocunut meat, cream, and vanilla flavors.
Beijing Lys Chemicals
delta-Octalactone
BOC Sciences
For experimental / research use only.
delta-OCTALACTONE FCC 98.0% (sum of isomers)
Citrus and Allied Essences
delta-Octalactone FCC
Market Report
De Monchy Aromatics
delta-Octalactone
Diffusions Aromatiques
delta-OCTALACTONE
Ernesto Ventós
OCTALACTONE DELTA FIRMENICH 935451
Odor: COCONUT, CARAMELIC, SPICY, CREAMY
Firmenich
OCTALACTONE DELTA
min. 98%, Kosher
Flavor: Nice coconut, fruity and spicy notes
OCTALACTONE DELTA has a very characteristic coconut character with fruity nuances which are excellent for dairy and fruit flavors.
Indenta Group
delta-Octalactone
Indukern F&F
DELTA-OCTALACTONE
Odor: CARAMEL, SPICY, CREAMY, COCONUT
Inoue Perfumery
delta-OCTALACTONE
Jiangyin Healthway
delta-Octalactone Natural99%
New functional food ingredients
Jiangyin Healthway
delta-Octalactone
Lluch Essence
delta-OCTALACTONE
M&U International
delta-OCTALACTONE, Kosher
M&U International
NAT.delta-OCTALACTONE
Moellhausen
delta-OCTALACTONE
Odor: aromatic, sweet, fatty, lactonic; coconut with creamy nuances
Flavor: fruity coconut like
Odowell Co.,ltd
Natural delta octalactone
OQEMA
delta-Octalactone natural
Penta International
delta-OCTALACTONE, Kosher
Penta International
delta-OCTALACTONE, NATURAL, Kosher
Phoenix Aromas & Essential Oils
Delta-Octalactone
Reincke & Fichtner
delta-Octalactone
Riverside Aromatics
delta-OCTALACTONE
Sigma-Aldrich
d-Octalactone, mixture of isomers, 98%, FCC, FG
Certified Food Grade Products
Soda Aromatic
delta-Octalactone C-8
Soda Aromatic
delta-Octalactone
Sunaux International
delta-Octalactone
Sunaux International
nat.delta-Octalactone
TCI AMERICA
For experimental / research use only.
delta-Octalactone >98.0%(GC)
Treatt
delta-Octalactone
Vigon International
OCTALACTONE DELTA NATURAL
Vigon International
Octalactone Delta
Wujiang CIYUN Flavor & Fragrance
delta-Octalactone ≥ 99.0%,Natural
 
Safety Information:
Preferred SDS: View
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:
oral-rat LD50 > 5000 mg/kg
(Moreno, 1977h)

oral-rat LD50 > 5000 mg/kg
Food and Chemical Toxicology. Vol. 20, Pg. 783, 1980.

Dermal Toxicity:
skin-rabbit LD50 > 5000 mg/kg
Food and Chemical Toxicology. Vol. 20, Pg. 783, 1980.

Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category: flavor and fragrance agents
Recommendation for delta-octalactone usage levels up to:
  12.0000 % in the fragrance concentrate.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 230.00 (μg/capita/day)
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 4
 average usual ppmaverage maximum ppm
baked goods: -20.00000
beverages(nonalcoholic): -20.00000
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: -20.00000
fish products: --
frozen dairy: -20.00000
fruit ices: -20.00000
gelatins / puddings: -20.00000
granulated sugar: --
gravies: --
hard candy: -20.00000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: -20.00000
soups: --
sugar substitutes: --
sweet sauces: --
 
Safety References:
European Food Safety Athority(efsa):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

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

Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) on a request from the Commission related to - Flavouring Group Evaluation 10: Aliphatic primary and secondary saturated and unsaturated alcohols, aldehydes, acetals, carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30 - (Commission Regulation (EC) No 1565/2000 of 18 July 2000)
View page or View pdf

Flavouring Group Evaluation 10, Revision 1 (FGE10 Rev1)[1] - Aliphatic primary and secondary saturated and unsaturated alcohols, aldehydes, acetals, carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30 - Scientific Opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food (AFC)
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 10, Revision 2 (FGE.10Rev2): Aliphatic primary and secondary saturated and unsaturated alcohols, aldehydes, acetals, carboxylic acids and esters containing an additional oxygenated functional group and lactones from chemical groups 9, 13 and 30
View page or View pdf

EPI System: View
EPA Substance Registry Services (TSCA):698-76-0
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :12777
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
6-propyloxan-2-one
Chemidplus:0000698760
RTECS:UQ1355500 for cas# 698-76-0
 
References:
 6-propyloxan-2-one
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:698-76-0
Pubchem (cid):12777
Pubchem (sid):134976795
Flavornet:698-76-0
Pherobase:View
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2009
(IUPAC):Atomic Weights of the Elements 2009 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Everything Added to Food in the United States (EAFUS):View
CHEMBL:View
HMDB (The Human Metabolome Database):Search
FooDB:FDB016871
YMDB (Yeast Metabolome Database):YMDB01669
Export Tariff Code:2932.20.5050
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
Wikipedia:View
RSC Learn Chemistry:View
 
Potential Blenders and core components note
For Odor
acidic
2-
ethyl butyric acid
FL/FR
aldehydic
acetyl nonyryl
FL/FR
dodecanal (aldehyde C-12 lauric)
FL/FR
amber
ambroxan
FL/FR
cistus ladaniferus resinoid
FR
animal
costus valerolactone
FR
anisic
para-
anisaldehyde
FL/FR
balsamic
amyris wood oil
FL/FR
siam
benzoin resinoid
FL/FR
benzyl cinnamate
FL/FR
benzyl salicylate
FL/FR
iso
butyl cinnamate
FL/FR
cinnamyl alcohol
FL/FR
clover nitrile
FR
ethyl cinnamate
FL/FR
methyl cinnamate
FL/FR
3-
phenyl propyl alcohol
FL/FR
berry
raspberry ketone
FL/FR
raspberry ketone acetate
FL/FR
raspberry ketone methyl ether
FL/FR
buttery
acetoin
FL/FR
butyl butyryl lactate
FL/FR
caramellic
cyclotene
FL/FR
ethyl maltol
FL/FR
levulinic acid
FL/FR
maltyl isobutyrate
FL/FR
strawberry furanone
FL/FR
chocolate
iso
amyl phenyl acetate
FL/FR
citrus
bergamot oil
FL/FR
coconut
coconut decanone methyl
FR
coconut naphthalenone
FL/FR
delta-
decalactone
FL/FR
gamma-
heptalactone
FL/FR
delta-
nonalactone
FL/FR
gamma-
nonalactone (aldehyde C-18 (so-called))
FL/FR
gamma-
octalactone
FL/FR
coumarinic
epsilon-
decalactone
FL/FR
tonka ketone
FR
creamy
3-
heptyl dihydro-5-methyl-2(3H)-furanone
FL/FR
(Z)-gamma-
jasmolactone
FR
para-
vanillic acid
FL/FR
para-
vanillyl alcohol
FL/FR
veratraldehyde
FL/FR
fatty
(Z)-
dairy lactone
FL/FR
decanol
FL/FR
4-
methyl octanoic acid
FL/FR
floral
alpha-
amyl cinnamaldehyde
FL/FR
iso
amyl salicylate
FL/FR
benzyl acetate
FL/FR
bois de rose oil brazil
FL/FR
citronellol
FL/FR
coriander seed oil
FL/FR
cyclamen aldehyde
FL/FR
cyclohexyl ethyl alcohol
FL/FR
dihydrojasmone
FL/FR
dihydrojasmone lactone
FL/FR
dimethyl benzyl carbinol
FL/FR
dimethyl benzyl carbinyl butyrate
FL/FR
floral pyranol
FR
gardenia oxide
FR
geraniol
FL/FR
heliotropin
FL/FR
heliotropyl acetone
FL/FR
(Z)-3-
hexen-1-yl salicylate
FL/FR
alpha-
hexyl cinnamaldehyde
FL/FR
hyacinth ether
FR
hydroxycitronellal
FL/FR
leerall
FR
laevo-
linalool
FL/FR
linalool
FL/FR
linalool oxide
FL/FR
para-
methyl acetophenone
FL/FR
methyl dihydrojasmonate
FL/FR
muguet carboxaldehyde
FR
nerol
FL/FR
nerolidol
FL/FR
ocean propanal
FL/FR
phenethyl alcohol
FL/FR
phenethyl phenyl acetate
FL/FR
rhodinol
FL/FR
fruity
benzyl propionate
FL/FR
gamma-
decalactone
FL/FR
methyl (Z)-5-octenoate
FL/FR
octyl butyrate
FL/FR
strawberry glycidate 1 (aldehyde C-16 (so-called))
FL/FR
gamma-
undecalactone (aldehyde C-14 (so-called))
FL/FR
green
iso
butyl methyl ketone
FL/FR
heptanal dimethyl acetal
FL/FR
herbal
carum carvi fruit oil
FL/FR
clary sage oil france
FL/FR
lactonic
jasminone
FL/FR
naphthyl
beta-
naphthyl ethyl ether
FL/FR
powdery
para-
anisyl alcohol
FL/FR
spicy
cassia bark oil china
FL/FR
iso
eugenyl acetate
FL/FR
alpha-
methyl cinnamaldehyde
FL/FR
nutmeg oil
FL/FR
pimenta acris leaf oil
FL/FR
terpenic
alpha-
terpineol
FL/FR
tonka
6-
amyl-alpha-pyrone
FL/FR
coumarin
FR
(±)-
dihydromint lactone
FL/FR
7-
methyl coumarin
CS
mint lactone
FL/FR
octahydrocoumarin
FL/FR
whiskey lactone
FL/FR
vanilla
ethyl vanillin
FL/FR
ethyl vanillin propylene glycol acetal
FL/FR
vanilla bean absolute (vanilla planifolia)
FL/FR
vanillin propylene glycol acetal
FL/FR
vanillyl acetate
FL/FR
waxy
1-
dodecanol
FL/FR
methyl laurate
FL/FR
nonanoic acid
FL/FR
phenethyl octanoate
FL/FR
delta-
tetradecalactone
FL/FR
2-
tridecanone
FL/FR
woody
amber carbinol
FR
guaiacwood oil
FL/FR
methyl cedryl ketone
FL/FR
patchouli ethanone
FR
sandalwood oil
FL/FR
santall
FR
woody acetate
FR
(Z)-
woody amylene
FR
For Flavor
No flavor group found for these
coconut naphthalenone
FL/FR
2,5-
dithiahexane
FL
heptanal 2,3-butane diol acetal
FL
S-
methyl 4-methyl pentane thioate
FL
3-
methyl crotonic acid
FL
S-
methyl thiopropionate
FL
3-(
methyl thio) methyl thiophene
FL
acidic
acidic
2-
ethyl butyric acid
FL/FR
levulinic acid
FL/FR
aldehydic
acetyl nonyryl
FL/FR
balsamic
siam
benzoin resinoid
FL/FR
benzyl salicylate
FL/FR
iso
butyl cinnamate
FL/FR
ethyl cinnamate
FL/FR
berry
heliotropyl acetone
FL/FR
raspberry ketone
FL/FR
raspberry ketone acetate
FL/FR
raspberry ketone methyl ether
FL/FR
caramellic
caramel furanone
FL
cyclotene
FL/FR
ethyl maltol
FL/FR
strawberry furanone
FL/FR
celery
jasminone
FL/FR
cherry
heliotropin
FL/FR
citrus
bergamot oil
FL/FR
linalool
FL/FR
laevo-
linalool
FL/FR
nerol
FL/FR
alpha-
terpineol
FL/FR
coconut
delta-
decalactone
FL/FR
massoia bark oil CO2 extract
FL
(R)-
massoia lactone
FL
gamma-
nonalactone (aldehyde C-18 (so-called))
FL/FR
octahydrocoumarin
FL/FR
creamy
acetoin
FL/FR
6-
amyl-alpha-pyrone
FL/FR
para-
anisaldehyde
FL/FR
butyl butyryl lactate
FL/FR
massoia lactone
FL
para-
methyl acetophenone
FL/FR
mint lactone
FL/FR
delta-
nonalactone
FL/FR
gamma-
undecalactone (aldehyde C-14 (so-called))
FL/FR
para-
vanillic acid
FL/FR
para-
vanillyl alcohol
FL/FR
veratraldehyde
FL/FR
dairy
methyl (Z)-5-octenoate
FL/FR
fatty
(Z)-
dairy lactone
FL/FR
4-
methyl octanoic acid
FL/FR
nonanoic acid
FL/FR
2-
tridecanone
FL/FR
floral
iso
amyl phenyl acetate
FL/FR
bois de rose oil brazil
FL/FR
citronellol
FL/FR
dihydrojasmone
FL/FR
dimethyl benzyl carbinyl butyrate
FL/FR
geraniol
FL/FR
methyl dihydrojasmonate
FL/FR
ocean propanal
FL/FR
phenethyl alcohol
FL/FR
rhodinol
FL/FR
fruity
para-
anisyl alcohol
FL/FR
benzyl acetate
FL/FR
benzyl propionate
FL/FR
gamma-
decalactone
FL/FR
3-
heptyl dihydro-5-methyl-2(3H)-furanone
FL/FR
phenethyl octanoate
FL/FR
strawberry glycidate 1 (aldehyde C-16 (so-called))
FL/FR
green
iso
amyl salicylate
FL/FR
iso
butyl methyl ketone
FL/FR
cinnamyl alcohol
FL/FR
cyclamen aldehyde
FL/FR
cyclohexyl ethyl alcohol
FL/FR
heptanal dimethyl acetal
FL/FR
(Z)-3-
hexen-1-yl salicylate
FL/FR
linalool oxide
FL/FR
nerolidol
FL/FR
herbal
carum carvi fruit oil
FL/FR
clary sage oil france
FL/FR
coriander seed oil
FL/FR
honey
phenethyl phenyl acetate
FL/FR
jammy
maltyl isobutyrate
FL/FR
lactonic
(±)-
dihydromint lactone
FL/FR
gamma-
heptalactone
FL/FR
gamma-
octalactone
FL/FR
medicinal
dimethyl benzyl carbinol
FL/FR
powdery
beta-
naphthyl ethyl ether
FL/FR
soapy
dodecanal (aldehyde C-12 lauric)
FL/FR
1-
dodecanol
FL/FR
spicy
benzyl cinnamate
FL/FR
cassia bark oil china
FL/FR
iso
eugenyl acetate
FL/FR
alpha-
methyl cinnamaldehyde
FL/FR
methyl cinnamate
FL/FR
nutmeg oil
FL/FR
3-
phenyl propyl alcohol
FL/FR
pimenta acris leaf oil
FL/FR
tropical
alpha-
amyl cinnamaldehyde
FL/FR
vanilla
ethyl vanillin
FL/FR
ethyl vanillin propylene glycol acetal
FL/FR
vanilla bean absolute (vanilla planifolia)
FL/FR
vanillin propylene glycol acetal
FL/FR
vanillyl acetate
FL/FR
waxy
epsilon-
decalactone
FL/FR
decanol
FL/FR
dihydrojasmone lactone
FL/FR
alpha-
hexyl cinnamaldehyde
FL/FR
hydroxycitronellal
FL/FR
methyl laurate
FL/FR
octyl butyrate
FL/FR
delta-
tetradecalactone
FL/FR
woody
ambroxan
FL/FR
amyris wood oil
FL/FR
guaiacwood oil
FL/FR
methyl cedryl ketone
FL/FR
sandalwood oil
FL/FR
whiskey lactone
FL/FR
 
Potential Uses:
FRapricot
FLbeef roasted beef
FRbouquet
FRbutter
FRcedarwood
FLcheese blue cheese
FLcheese cheddar cheese
FLcheese swiss cheese
FRchypre
FRcoconut
FRcream
FRfern
FRfilbert
FRgardenia
FRhoneysuckle
FLlamb
 lamb mutton
FRlavender
FRlilac
FRmango
FRnutmeg
FRorchid
FRoriental
FRpapaya
FRpassion fruit
FRpeach
FRpine
FRraspberry
FRsandalwood
FLtropical
FRtuberose
FRvanilla
FRwoody
 
Occurrence (nature, food, other):note
 apricot fruit
Search Trop Picture
 bilberry fruit
Search Trop Picture
 butter
Search PMC Picture
 cheese bleu cheese
Search PMC Picture
 cheese cheddar cheese
Search PMC Picture
 coconut endosperm
Search Trop Picture
 cream
Search PMC Picture
 lemon balm tissue culture
Search Trop Picture
 mango fruit
Search Trop Picture
 papaya fruit
Search Trop Picture
 passion fruit
Search Trop Picture
 peach fruit
Search Trop Picture
 pineapple fruit
Search Trop Picture
 plum fruit
Search Trop Picture
 raspberry red raspberry fruit
Search Trop Picture
 strawberry wild strawberry fruit
Search Trop Picture
 wine white wine
Search Picture
 yogurt
Search Picture
 
Synonyms:
5-hydroxyoctanoic acid lactone
5-octalactone
d-octalactone
 octalactone delta
delta-octalactone FCC
delta-octalactone natural
delta-octalactone, natural
 octano-1,5-lactone
 octanoic acid, 5-hydroxy-, lactone
d-octanolactone
5-octanolide
5-propyl-5-hydroxypentanoic acid lactone
d-propyl-d-valerolactone
delta-propyl-delta-valerolactone
6-propyloxan-2-one
6-propyltetrahydro-2H-pyran-2-one
2H-pyran-2-one, tetrahydro-6-propyl-
 tetrahydro-6-propyl-2H-pyran-2-one
 

Articles:

Perfumer & Flavorist:Flavor Bites: d-Octalactone
PubMed:Influence of harvest maturity and fruit logistics on pineapple (Ananas comosus [L.] Merr.) volatiles assessed by headspace solid phase microextraction and gas chromatography-mass spectrometry (HS-SPME-GC/MS).
PubMed:Aroma volatile compounds from two fresh pineapple varieties in china.
PubMed:Comparison of sugar, acids, and volatile composition in raspberry bushy dwarf virus-resistant transgenic raspberries and the wild type 'meeker' (rubus idaeus L.).
PubMed:Volatile composition in raspberry cultivars grown in the Pacific Northwest determined by stir bar sorptive extraction-gas chromatography-mass spectrometry.
PubMed:Repellent properties of delta-octalactone against the tsetse fly, Glossina morsitans morsitans.
PubMed:Effect of cold storage and packaging material on the major aroma components of sweet cream butter.
PubMed:Responses of Glossina morsitans morsitans to blends of electroantennographically active compounds in the odors of its preferred (buffalo and ox) and nonpreferred (waterbuck) hosts.
PubMed:Flavor composition of cashew (Anacardium occidentale) and marmeleiro (Croton species) honeys.
PubMed:Odor composition of preferred (buffalo and ox) and nonpreferred (waterbuck) hosts of some Savanna tsetse flies.
PubMed:Lipase-catalysed resolution of gamma- and delta-lactones.
 
Notes:
Benzyl isobutyl ether adds a natural exotic note. Use gamma-nonalactone to remove the off notes from isobutyrates. To add a desirable nuance add to bay oil.
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