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

2,3-dimethyl quinoxaline
quinoxaline, 2,3-dimethyl-

Supplier Sponsors

Name:2,3-dimethylquinoxaline
CAS Number: 2379-55-7Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:219-162-0
Nikkaji Web:J3.709E
Beilstein Number:0114832
MDL:MFCD00006728
XlogP3-AA:2.00 (est)
Molecular Weight:158.20370000
Formula:C10 H10 N2
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome or firefox)
Category:flavoring 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
FLAVIS Number:14.108 (Old)
DG SANTE Food Flavourings:14.108 2,3-dimethylquinoxaline
 
Physical Properties:
Appearance:pale yellow crystalline solid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 104.00 to 108.00 °C. @ 760.00 mm Hg
Boiling Point: 257.00 to 259.00 °C. @ 760.00 mm Hg
Vapor Pressure:0.024000 mmHg @ 25.00 °C. (est)
Flash Point: 221.00 °F. TCC ( 105.00 °C. )
logP (o/w): 2.024 (est)
Soluble in:
 alcohol
 water, 902.5 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor Type: earthy
Odor Strength:high ,
recommend smelling in a 0.01 % solution or less
fatty earthy
Odor Description:at 0.01 % in propylene glycol. fatty earthy
Flavor Type: astringent
astringent fatty earthy
Taste Description: astringent fatty earthy
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
BOC Sciences
For experimental / research use only.
2,3-Dimethylquinoxaline
Endeavour Specialty Chemicals
2,3-Dimethylquinoxaline 97% F&F
Speciality Chemical Product Groups
Penta International
2,3-DIMETHYL QUINOXALINE
R C Treatt & Co Ltd
2,3-Dimethylquinoxaline
Robinson Brothers
2,3-Dimethylquinoxaline F&F
https://www.robinsonbrothers.uk/chemistry-competences
Sigma-Aldrich: Aldrich
For experimental / research use only.
2,3-Dimethylquinoxaline 97%
TCI AMERICA
For experimental / research use only.
2,3-Dimethylquinoxaline >98.0%(T)
 
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed.
R 37/38 - Irritating to respiratory system and skin.
R 41 - Risk of serious damage to eyes.
S 02 - Keep out of the reach of children.
S 20/21 - When using do not eat, drink or smoke.
S 23 - Do not breath vapour.
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 36/37/39 - Wear suitable clothing, 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:
intravenous-mouse LD50 180 mg/kg
U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#00809

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category: flavoring agents
Recommendation for 2,3-dimethyl quinoxaline usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.049 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 190 (μg/person/day)
Threshold of Concern:90 (μg/person/day)
Structure Class: III
 
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
 average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 0.400002.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 0.100000.50000
Edible ices, including sherbet and sorbet (03.0): 0.400002.00000
Processed fruit (04.1): 0.400002.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 1.000005.00000
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 0.200001.00000
Bakery wares (07.0): 0.200001.00000
Meat and meat products, including poultry and game (08.0): 0.100000.40000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 0.100000.40000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 0.100000.50000
Foodstuffs intended for particular nutritional uses (13.0): 0.200001.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 0.200001.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 1.000005.00000
Ready-to-eat savouries (15.0): 1.000005.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 0.200001.00000
 
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 17 (FGE.17): Pyrazine derivatives from chemical group 24 (Commission Regulation (EC) No 1565/2000 of 18 July 2000)
View page or View pdf

Flavouring Group Evaluation 50 (FGE.50): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17 (2005) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
View page or View pdf

Flavouring Group Evaluation 17, Revision 1 (FGE.17Rev1): Pyrazine derivatives from chemical group 24 - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) [1]
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 17, Revision 2 (FGE.17Rev2): Pyrazine derivatives from chemical group 24
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 50, Revision 1 (FGE.50Rev1): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17Rev2 (2010)
View page or View pdf

Scientific Opinion on Flavouring Group Evaluation 17, Revision 3 (FGE.17Rev3): Pyrazine derivatives from chemical group 24
View page or View pdf

EPI System: View
Env. Mutagen Info. Center:Search
EPA Substance Registry Services (TSCA):2379-55-7
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :16925
National Institute of Allergy and Infectious Diseases:Data
WISER:UN 2811
WGK Germany:3
2,3-dimethylquinoxaline
Chemidplus:0002379557
RTECS:VD1960000 for cas# 2379-55-7
 
References:
 2,3-dimethylquinoxaline
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:2379-55-7
Pubchem (cid):16925
Pubchem (sid):134981591
 
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
CHEBI:View
CHEMBL:View
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2933.99.8210
Haz-Map:View
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
 
Potential Blenders and core components note
For Odor
No odor group found for these
dehydrolinalool
FL/FR
alliaceous
alliaceous
dipropyl disulfide
FL/FR
anise
sweet
fennel seed oil
FL/FR
balsamic
(E)-
benzyl tiglate
FL/FR
dextro-
borneol
FL/FR
bornyl formate
FL/FR
iso
bornyl formate
FL/FR
T-
cadinol
FL/FR
dextro-
fenchone
FL/FR
fir needle oil siberia
FL/FR
citrus
(E+Z)-4,8-
dimethyl-3,7-nonadien-2-yl acetate
FL/FR
grapefruit oil terpeneless
FL/FR
coconut
delta-
heptalactone
FL/FR
creamy
butyl lactate
FL/FR
earthy
bean pyrazine
FL/FR
dibenzyl ether
FL/FR
2-
ethyl fenchol
FL/FR
2-
ethyl-3-methoxypyrazine
FL/FR
(-)-alpha-
fenchol
FL/FR
geosmin
FL/FR
geosmin
FL/FR
heptanal cyclic acetal with glycerol
FL/FR
heptanal glyceryl acetal
FL/FR
(Z)-
linalool oxide (furanoid)
FL/FR
methyl 3-hexenoate
FL/FR
methyl undecylenate
FL/FR
1-
nonen-3-ol
FL/FR
nutty pyrazine
FL/FR
3-
octanol
FL/FR
2-
octanone
FL/FR
(Z)-4-
octen-1-ol
FL/FR
3-
octen-2-one
FL/FR
1-
octen-3-ol
FL/FR
1-
octen-3-one
FL/FR
2-
octyl acetate
FL/FR
scotch
pine needle oil
FL/FR
fatty
3-
decen-2-one
FL/FR
(E)-2-
decenal
FL/FR
methyl 10-undecenoate
FL/FR
methyl 2-hexenoate
FL/FR
fermented
butyl laevo-lactate
FL/FR
floral
dihydro-alpha-ionone
FL/FR
geranium oil morocco
FL/FR
lilac pentanol
FL/FR
linalool oxide
FL/FR
2-
methyl-4-phenyl butanal
FL/FR
nonyl octanoate
FL/FR
octyl acetate
FL/FR
phenyl acetaldehyde 2,3-butylene glycol acetal
FL/FR
2-
phenyl propionaldehyde dimethyl acetal
FL/FR
2-
phenyl propionaldehyde ethylene glycol acetal
FR
2-
phenyl propyl acetate
FL/FR
fruity
amyl formate
FL/FR
butyl propionate
FL/FR
2-
methyl butyl isovalerate
FL/FR
2-
nonanone
FL/FR
octyl butyrate
FL/FR
octyl propionate
FL/FR
2-
pentyl furan
FL/FR
styralyl butyrate
FL/FR
tropical thiazole
FL/FR
tropical trithiane
FL/FR
fungal
1-
decen-3-ol
FL/FR
hydroxymethyl hexyl ethyl ketone
FL/FR
methyl 2-furoate
FL/FR
green
iso
amyl formate
FL/FR
cortex pyridine
FL/FR
cumin acetaldehyde
FL/FR
iso
cyclocitral (IFF)
FL/FR
earthy acetal
FL/FR
galbanum oil
FL/FR
geranium absolute
FL/FR
(E)-3-
hexen-1-ol
FL/FR
(Z)-3-
hexen-1-yl tiglate
FL/FR
(Z)-
leaf acetal
FL/FR
melon acetal
FL/FR
phenyl acetaldehyde dimethyl acetal
FL/FR
1-
phenyl-2-pentanol
FL/FR
2-
propenyl-para-cymene
FR
iso
propyl quinoline
FR
4-iso
propyl quinoline
FL/FR
3,5,5-
trimethyl hexanol
FL/FR
violet leaf absolute
FL/FR
herbal
6-
hydroxydihydrotheaspirane (mixture of isomers)
FL/FR
2-
methyl-3-buten-2-ol
FL/FR
3-
octanone
FL/FR
alpha-
pinene
FL/FR
sage oleoresin
FL/FR
honey
phenethyl furoate
FL/FR
moldy
strawberry furanone methyl ether
FL/FR
mossy
oakmoss absolute
FL/FR
veramoss (IFF)
FR
mushroom
3-
octen-2-ol
FL/FR
(R)-1-
octen-3-ol
FL/FR
1-
octen-3-yl butyrate
FL/FR
musty
menthofuran
FL/FR
naphthyl
ortho-
methyl anisole
FL/FR
nutty
2-
acetyl-3-ethyl pyrazine
FL/FR
filbert pyrazine
FL/FR
2-
methyl thio-3,5 or 6-methyl pyrazine
FL/FR
2-
methyl-3-ethoxypyrazine
FL/FR
2,3,5-
trimethyl pyrazine
FL/FR
spicy
4-
carvomenthenol
FL/FR
beta-
caryophyllene alcohol
FL/FR
alpha-
caryophyllene alcohol
FL/FR
caryophyllene alcohol
FL/FR
ginger oleoresin
FL/FR
2-
octanol
FL/FR
tropical
tropical 3-thiobutyrate
FL/FR
vegetable
methional
FL/FR
waxy
1-
dodecanol
FL/FR
methyl laurate
FL/FR
(Z)-3-
nonen-1-ol
FL/FR
octyl isobutyrate
FL/FR
2-
tridecanone
FL/FR
woody
beta-
caryophyllene alcohol acetate
FL/FR
dihydro-beta-ionone
FL/FR
patchouli oil
FL/FR
pinacol
FR
beta-
terpineol
FL/FR
verdoxan
FR
vetiver oil haiti
FL/FR
yeasty
2-
octen-4-one
FL/FR
For Flavor
No flavor group found for these
bean pyrazine
FL/FR
benzyl disulfide
FL
dextro-
borneol
FL/FR
bornyl formate
FL/FR
T-
cadinol
FL/FR
caryophyllene alcohol
FL/FR
beta-
caryophyllene alcohol
FL/FR
alpha-
caryophyllene alcohol
FL/FR
beta-
caryophyllene alcohol acetate
FL/FR
dehydrolinalool
FL/FR
dimethyl dihydrocyclopentapyrazine
FL
(E+Z)-4,8-
dimethyl-3,7-nonadien-2-yl acetate
FL/FR
earthy acetal
FL/FR
2-
ethyl-3-methoxypyrazine
FL/FR
2-
ethyl-4,5-dimethyl oxazole
FL
geosmin
FL/FR
green pea pyrazine
FL
heptanal cyclic acetal with glycerol
FL/FR
heptanal glyceryl acetal
FL/FR
hydroxymethyl hexyl ethyl ketone
FL/FR
(Z)-
linalool oxide (furanoid)
FL/FR
2-
methoxy-3-propyl pyrazine
FL
methyl 2-hexenoate
FL/FR
tris(
methyl thio) methane
FL
2-
methyl-3-buten-2-ol
FL/FR
2-
methyl-3-ethoxypyrazine
FL/FR
2-
methyl-4-phenyl butanal
FL/FR
nonyl octanoate
FL/FR
1,5-
octadien-3-ol
FL
1,5-
octadien-3-one
FL
(Z)-4-
octen-1-ol
FL/FR
2-
octyl acetate
FL/FR
(E)-2-
penten-1-ol
FL
2-
pentyl-1-buten-3-one
FL
phenethyl furoate
FL/FR
phenyl acetaldehyde 2,3-butylene glycol acetal
FL/FR
2-
phenyl propyl acetate
FL/FR
scotch
pine needle oil
FL/FR
4-iso
propyl quinoline
FL/FR
beta-
terpineol
FL/FR
alliaceous
alliaceous
dipropyl disulfide
FL/FR
tropical thiazole
FL/FR
anise
sweet
fennel seed oil
FL/FR
balsamic
(E)-
benzyl tiglate
FL/FR
fir needle oil siberia
FL/FR
berry
dihydro-alpha-ionone
FL/FR
buttery
butyl laevo-lactate
FL/FR
camphoreous
(-)-alpha-
fenchol
FL/FR
6-
hydroxydihydrotheaspirane (mixture of isomers)
FL/FR
ortho-
methyl anisole
FL/FR
caramellic
methyl 2-furoate
FL/FR
cheesy
2-
nonanone
FL/FR
citrus
grapefruit oil terpeneless
FL/FR
coffee
methyl furfuryl mercaptopropionate
FL
cooling
4-
carvomenthenol
FL/FR
dextro-
fenchone
FL/FR
creamy
3-
octen-2-one
FL/FR
octyl isobutyrate
FL/FR
dairy
butyl lactate
FL/FR
2-
octanone
FL/FR
earthy
1-
decen-3-ol
FL/FR
2-
ethyl fenchol
FL/FR
geosmin
FL/FR
1-
nonen-3-ol
FL/FR
1,8-
octane dithiol
FL
1-
octen-3-one
FL/FR
estery
octyl propionate
FL/FR
fatty
dimethyl sulfoxide
FL
2-
tridecanone
FL/FR
fermented
methyl thio isovalerate
FL
floral
geranium oil morocco
FL/FR
fruity
amyl formate
FL/FR
butyl propionate
FL/FR
dibenzyl ether
FL/FR
lilac pentanol
FL/FR
methyl 3-hexenoate
FL/FR
2-
methyl butyl isovalerate
FL/FR
2-
phenyl propionaldehyde dimethyl acetal
FL/FR
1-
phenyl-2-pentanol
FL/FR
styralyl butyrate
FL/FR
tropical trithiane
FL/FR
green
iso
amyl formate
FL/FR
cortex pyridine
FL/FR
cumin acetaldehyde
FL/FR
iso
cyclocitral (IFF)
FL/FR
3-
decen-2-one
FL/FR
galbanum oil
FL/FR
geranium absolute
FL/FR
(E)-3-
hexen-1-ol
FL/FR
(Z)-3-
hexen-1-yl tiglate
FL/FR
(Z)-
leaf acetal
FL/FR
linalool oxide
FL/FR
melon acetal
FL/FR
oakmoss absolute
FL/FR
2-
pentyl furan
FL/FR
phenyl acetaldehyde dimethyl acetal
FL/FR
propylene glycol acetone ketal
FL
3,5,5-
trimethyl hexanol
FL/FR
violet leaf absolute
FL/FR
herbal
oregano oleoresin
FL
sage oleoresin
FL/FR
lactonic
delta-
heptalactone
FL/FR
milky
dextro,laevo-3-(
methyl thio) butanone
FL
moldy
strawberry furanone methyl ether
FL/FR
mushroom
3-
octanone
FL/FR
3-
octen-2-ol
FL/FR
1-
octen-3-ol
FL/FR
(R)-1-
octen-3-ol
FL/FR
1-
octen-3-yl butyrate
FL/FR
musty
menthofuran
FL/FR
3-
octanol
FL/FR
propionaldehyde
FL
2,3,5-
trimethyl pyrazine
FL/FR
nutty
2-
acetyl-1-methyl pyrrole
FL
2-
acetyl-3-ethyl pyrazine
FL/FR
filbert pyrazine
FL/FR
2-
methyl thio-3,5 or 6-methyl pyrazine
FL/FR
nutty pyrazine
FL/FR
phenolic
propyl 2-furoate
FL
soapy
1-
dodecanol
FL/FR
solvent
2-
ethyl furan
FL
spicy
ginger oleoresin
FL/FR
2-
octanol
FL/FR
turmeric oleoresin
FL
sulfurous
diphenyl disulfide
FL
1-(
methyl thio)-2-butanone
FL
2-
naphthyl mercaptan
FL
potato butanone
FL
2,4,6-
trithiaheptane 10% in triacetin
FL
tropical 3-thiobutyrate
FL/FR
tomato
methional
FL/FR
vegetable
2-
octen-4-one
FL/FR
waxy
(E)-2-
decenal
FL/FR
methyl 10-undecenoate
FL/FR
methyl laurate
FL/FR
methyl undecylenate
FL/FR
(Z)-3-
nonen-1-ol
FL/FR
octyl 2-furoate
FL
octyl acetate
FL/FR
octyl butyrate
FL/FR
winey
5-
ethyl-2-methyl pyridine
FL
woody
iso
bornyl formate
FL/FR
dihydro-beta-ionone
FL/FR
patchouli oil
FL/FR
alpha-
pinene
FL/FR
vetiver oil haiti
FL/FR
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 cocoa roasted
Search Trop Picture
 coffee
Search PMC Picture
 
Synonyms:
2,3-dimethyl-quinoxaline
2,3-dimethylquinoxaline
2,3-dimethylquinozaline
 quinoxaline, 2,3-dimethyl-
 
 
Notes:
None found
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