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

geranium dihydropyran
gyrane (Givaudan)

Supplier Sponsors

Name:2-butyl-4,6-dimethyl-5,6-dihydro-2H-pyran
CAS Number: 24237-00-1Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:246-098-0
Nikkaji Web:J278.553F
XlogP3-AA:2.90 (est)
Molecular Weight:168.27960000
Formula:C11 H20 O
NMR Predictor:Predict (works with chrome or firefox)
Also(can) Contains:2-butyl-3,6-dihydro-4,6-dimethyl-2H-pyran
 4-methylene-2,6-epoxydecane
Category:fragrance agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
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Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 96.00 to 100.00 sum of isomers
Food Chemicals Codex Listed: No
Boiling Point: 217.00 to 218.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.186000 mm/Hg @ 25.00 °C. (est)
Flash Point: 177.00 °F. TCC ( 80.56 °C. )
logP (o/w): 3.769 (est)
Soluble in:
 alcohol
 water, 21 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: floral
Odor Strength:medium
Substantivity: < 4 hour(s) at 100.00 %
floral green geranium
Odor Description:at 100.00 %. floral green geranium
Odor and/or flavor descriptions from others (if found).
Givaudan
Gyrane
Odor Description:Geranium, Floral, Green
Gyrane is a radiant green floral with spicy geranium aspects. It supports the fresh green top-notes of a fragrance, and works well with materials such as Ligustral, Neofolione and cis-3 hexenol derivatives.
 
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: perfuming agents
 
Suppliers:
BOC Sciences
For experimental / research use only.
2H-Pyran,6-butyl-3,6-dihydro-2,4-dimethyl-
Givaudan
Gyrane
Odor: Geranium, Floral, Green
Use: Gyrane is a radiant green floral with spicy geranium aspects. It supports the fresh green top-notes of a fragrance, and works well with materials such as Ligustral, Neofolione and cis-3 hexenol derivatives.
Indukern F&F
GYRANE
Odor: GERANIUM, FLORAL, GREEN
Lluch Essence
GYRANE
Penta International
2-BUTYL-4,6-DIMETHYLDIHYDROPYRAN
Vigon International
Gyrane
Odor: Geranium, Floral, Green
 
Safety Information:
 
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
Food and Chemical Toxicology. Vol. 26, Pg. 289, 1988.

Dermal Toxicity:
skin-rabbit LD50 > 5000 mg/kg
Food and Chemical Toxicology. Vol. 26, Pg. 289, 1988.

Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category: fragrance agents
Recommendation for geranium dihydropyran usage levels up to:
  10.0000 % in the fragrance concentrate.
 
Recommendation for geranium dihydropyran flavor usage levels up to:
 not for flavor use.
 
Safety References:
EPI System: View
EPA Substance Registry Services (TSCA):24237-00-1
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :91147
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:2
2-butyl-4,6-dimethyl-5,6-dihydro-2H-pyran
Chemidplus:0024237001
 
References:
 2-butyl-4,6-dimethyl-5,6-dihydro-2H-pyran
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:24237-00-1
Pubchem (cid):91147
Pubchem (sid):135049539
 
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
HMDB (The Human Metabolome Database):Search
ChemSpider:View
 
Potential Blenders and core components note
For Odor
alliaceous
dibutyl sulfide
FL/FR
balsamic
benzophenone
FR
bornyl formate
FL/FR
caramellic
2-iso
butyl-3-methyl pyrazine
FL/FR
coconut
delta-
heptalactone
FL/FR
earthy
1-
nonen-3-ol
FL/FR
1-
octen-3-ol
FL/FR
floral
aeolanthus graveolens oil
FR
laevo-
citronellol
FL/FR
citronellyl butyrate
FL/FR
(E)-
citronellyl tiglate
FL/FR
iso
cyclodimethyl octanol
FR
cyclohexyl ethyl acetate
FL/FR
cyclohexyl propanol
FR
2-
decalinol
FR
dihydrorose oxide
FR
floral pyran
FR
geranium essence
FL/FR
geranium leaf oil india
FL/FR
geranium nitrile
FR
geranium oil
FL/FR
geranium oil africa
FL/FR
geranium oil bourbon
FL/FR
geranium oil bourbon replacer
FR
geranium oil china
FL/FR
geranium oil egypt
FL/FR
geranium oil egypt fractions
FR
geranium oil morocco
FL/FR
geranium oil replacer
FR
geranium oil rwanda
FL/FR
geranium oil terpeneless
FL/FR
geranium petiole oil india
FL/FR
geranium pyran
FR
geranium rose oil
FL/FR
geranium rose-scented oil cuba
FR
geranium specialty
FR
geranyl anthranilate
FR
geranyl hexanoate
FL/FR
geranyl phenyl acetate
FL/FR
geranyl tiglate
FL/FR
linalool oxide
FL/FR
magnolia indene
FR
methyl citronellate
FL/FR
muguet butanol
FR
musk acetate
FR
neryl formate
FL/FR
octyl acetate
FL/FR
palmarosa oil
FL/FR
pelargonium graveolens extract
FL/FR
pelargonium graveolens flower water
FR
pelargonium graveolens flower/leaf/stem water
FR
peony acetonitrile
FR
phenethyl pivalate
FL/FR
phenyl acetaldehyde dicitronellyl acetal
FR
phenyl acetaldehyde digeranyl acetal
FR
2-
phenyl propyl acetate
FL/FR
rhodinol
FL/FR
rhodinyl butyrate
FL/FR
rhodinyl formate
FL/FR
rhodinyl isobutyrate
FL/FR
rhodinyl phenyl acetate
FL/FR
rhodinyl propionate
FL/FR
rose absolute pentanol
FR
rose geranium fragrance
FR
(Z)-
rose oxide
FL/FR
laevo-
rose oxide
FL/FR
(R)-
styralyl alcohol
FL/FR
ylang ylang flower oil III
FL/FR
fruity
amyl formate
FL/FR
butyl propionate
FL/FR
citronellyl isobutyrate
FL/FR
neryl propionate
FL/FR
(Z)-3-
octen-1-ol
FL/FR
2-
pentyl furan
FL/FR
green
2-iso
butyl thiazole
FL/FR
cortex pyridine
FL/FR
cumin acetaldehyde
FL/FR
alpha,alpha-
dimethyl benzyl alcohol
FL/FR
diphenyl methane
FL/FR
diphenyl oxide
FL/FR
ferula galbaniflua gum extract
FL/FR
galbanum resinoid replacer
FR
geranium absolute
FL/FR
geranium fragrance
FR
geranium stem oil india
FL/FR
geranium thiazole
FL/FR
(Z)-3-
hepten-1-ol
FL/FR
(Z)-3-
hexen-1-yl acetoacetate
FL/FR
(Z)-3-
hexen-1-yl tiglate
FL/FR
octanal dimethyl acetal
FL/FR
pelargonium graveolens stem leaf extract
FR
rose furan epoxide
FL/FR
terpinyl propionate
FL/FR
2,4,8-
trimethyl-5-oxatricyclo(6.2.1.0*2,6*)undecane
FR
herbal
geranium concrete
FL/FR
geranium cyclohexane
FR
6-
hydroxydihydrotheaspirane (mixture of isomers)
FL/FR
mentholic
laevo-
menthyl acetate
FL/FR
vegetable
methional
FL/FR
For Flavor
No flavor group found for these
bornyl formate
FL/FR
alpha,alpha-
dimethyl benzyl alcohol
FL/FR
geranyl phenyl acetate
FL/FR
(Z)-3-
hepten-1-ol
FL/FR
(Z)-3-
hexen-1-yl acetoacetate
FL/FR
phenethyl pivalate
FL/FR
2-
phenyl propyl acetate
FL/FR
rose furan epoxide
FL/FR
(R)-
styralyl alcohol
FL/FR
camphoreous
camphoreous
6-
hydroxydihydrotheaspirane (mixture of isomers)
FL/FR
earthy
1-
nonen-3-ol
FL/FR
fatty
(Z)-3-
octen-1-ol
FL/FR
floral
laevo-
citronellol
FL/FR
geranium essence
FL/FR
geranium leaf oil india
FL/FR
geranium oil
FL/FR
geranium oil africa
FL/FR
geranium oil bourbon
FL/FR
geranium oil china
FL/FR
geranium oil egypt
FL/FR
geranium oil morocco
FL/FR
geranium oil rwanda
FL/FR
geranium oil terpeneless
FL/FR
geranium petiole oil india
FL/FR
geranium rose oil
FL/FR
geranyl tiglate
FL/FR
methyl citronellate
FL/FR
pelargonium graveolens extract
FL/FR
rhodinol
FL/FR
rhodinyl butyrate
FL/FR
rhodinyl isobutyrate
FL/FR
laevo-
rose oxide
FL/FR
ylang ylang flower oil III
FL/FR
fruity
amyl formate
FL/FR
butyl propionate
FL/FR
citronellyl butyrate
FL/FR
citronellyl isobutyrate
FL/FR
geranyl hexanoate
FL/FR
neryl formate
FL/FR
rhodinyl formate
FL/FR
rhodinyl propionate
FL/FR
grassy
palmarosa oil
FL/FR
green
2-iso
butyl thiazole
FL/FR
2-iso
butyl-3-methyl pyrazine
FL/FR
(E)-
citronellyl tiglate
FL/FR
cortex pyridine
FL/FR
cumin acetaldehyde
FL/FR
cyclohexyl ethyl acetate
FL/FR
dibutyl sulfide
FL/FR
diphenyl methane
FL/FR
diphenyl oxide
FL/FR
ferula galbaniflua gum extract
FL/FR
geranium absolute
FL/FR
geranium stem oil india
FL/FR
geranium thiazole
FL/FR
(Z)-3-
hexen-1-yl tiglate
FL/FR
linalool oxide
FL/FR
neryl propionate
FL/FR
octanal dimethyl acetal
FL/FR
2-
pentyl furan
FL/FR
(Z)-
rose oxide
FL/FR
terpinyl propionate
FL/FR
herbal
geranium concrete
FL/FR
lactonic
delta-
heptalactone
FL/FR
minty
laevo-
menthyl acetate
FL/FR
mushroom
1-
octen-3-ol
FL/FR
tomato
methional
FL/FR
waxy
octyl acetate
FL/FR
rhodinyl phenyl acetate
FL/FR
 
Potential Uses:
FRanimal
FRfloral
FRgeranium
FRrose
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
 butyl dihydrodimethyl pyran
6-butyl-2,4-dimethyl dihydropyrane
6-butyl-2,4-dimethyl-3,6-dihydro-2H-pyran
6-butyl-2,4-dimethyldihydropyrane
6-butyl-3,6-dihydro-2,4-dimethyl-2H-pyran
2-butyl-4,6-dimethyl dihydropyrane
2-butyl-4,6-dimethyl-5,6-dihydro-2H-pyran
2-butyl-4,6-dimethyldihydropyran
 geranium dihydropyran
 gyrane (Givaudan)
2H-pyran, 3,6-dihydro-6-butyl-2,4-dimethyl-
2H-pyran, 6-butyl-3,6-dihydro-2,4-dimethyl-
 

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