Category: flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Physical Properties:
Appearance: | colorless clear liquid (est) |
Assay: | 95.00 to 100.00 %
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Food Chemicals Codex Listed: | No |
Specific Gravity: | 1.05800 to 1.06400 @ 25.00 °C.
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Pounds per Gallon - (est).: | 8.804 to 8.854
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Refractive Index: | 1.51100 to 1.51700 @ 20.00 °C.
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Boiling Point: | 148.00 °C. @ 760.00 mm Hg
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Vapor Pressure: | 6.035000 mmHg @ 25.00 °C. (est) |
Flash Point: | 105.00 °F. TCC ( 40.56 °C. )
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logP (o/w): | 0.852 (est) |
Soluble in: |
| alcohol | | water, 1954 mg/L @ 25 °C (est) |
Insoluble in: |
| water |
Organoleptic Properties:
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Odor Type: nutty |
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| green nutty |
Odor Description: at 0.01 % in propylene glycol. | green nutty |
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Odor and/or flavor descriptions from others (if found). |
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Cosmetic Information:
Suppliers:
Safety Information:
Preferred SDS: View |
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Hazards identification |
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Classification of the substance or mixture |
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) |
None found. |
GHS Label elements, including precautionary statements |
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Pictogram | |
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Hazard statement(s) |
None found. |
Precautionary statement(s) |
None found. |
Oral/Parenteral Toxicity: |
Not determined
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Dermal Toxicity: |
Not determined
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Inhalation Toxicity: |
Not determined
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Safety in Use Information:
Category: | flavoring agents |
Recommendation for 2-ethyl thiazole usage levels up to: | | not for fragrance use.
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Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.028 (μg/capita/day) |
Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 160 (μg/person/day) |
Threshold of Concern: | 540 (μg/person/day) |
Structure Class: | II |
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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/kg | maximum usage mg/kg |
Dairy products, excluding products of category 02.0 (01.0): | 0.40000 | 2.00000 |
Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 0.20000 | 1.00000 |
Edible ices, including sherbet and sorbet (03.0): | 0.40000 | 2.00000 |
Processed fruit (04.1): | 0.30000 | 1.50000 |
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | - | - |
Confectionery (05.0): | 0.40000 | 2.00000 |
Chewing gum (05.0): | - | - |
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 0.20000 | 1.00000 |
Bakery wares (07.0): | 0.40000 | 2.00000 |
Meat and meat products, including poultry and game (08.0): | 0.10000 | 0.40000 |
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): | 0.10000 | 0.40000 |
Eggs and egg products (10.0): | - | - |
Sweeteners, including honey (11.0): | - | - |
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): | 0.20000 | 1.00000 |
Foodstuffs intended for particular nutritional uses (13.0): | 0.40000 | 2.00000 |
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 0.20000 | 1.00000 |
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 0.40000 | 2.00000 |
Ready-to-eat savouries (15.0): | 1.00000 | 5.00000 |
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): | 0.20000 | 1.00000 |
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): |
Flavouring Group Evaluation 21: Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29. Miscellaneous substances from chemical group 30. (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 76, (FGE.76)[1] - Consideration of sulphur-containing heterocyclic compounds evaluated by JECFA (59th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29, miscellaneous substances from chemical group 30 evaluated by EFSA in FGE.21 - Scientific Opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food View page or View pdf |
Flavouring Group Evaluation 21, Revision 1 (FGE.21Rev1): Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29 Miscellaneous substances from chemical group 30 View page or View pdf |
Flavouring Group Evaluation 93 (FGE.93): Consideration of sulphur heterocyclic evaluated by JECFA (68th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl evaluated by EFSA in FGE.21Rev1 (2009) View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 21, Revision 2 (FGE.21Rev2): Thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29. Miscellaneous substances from chemical group 30. View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 21, Revision 3 (FGE.21Rev3): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30 View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 21, Revision 4 (FGE.21Rev4): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30 View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 21, Revision 5 (FGE.21Rev5): Thiazoles, thiophenes, thiazoline and thienyl derivatives from chemical groups 29 and 30 View page or View pdf |
EPI System: | View |
AIDS Citations: | Search |
Cancer Citations: | Search |
Toxicology Citations: | Search |
EPA ACToR: | Toxicology Data |
EPA Substance Registry Services (SRS): | Registry |
Laboratory Chemical Safety Summary : | 85053 |
National Institute of Allergy and Infectious Diseases: | Data |
| 2-ethyl-1,3-thiazole |
Chemidplus: | 0015679091 |
References:
Other Information:
Potential Blenders and core components note
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For Odor |
No odor group found for these |
| sulfuryl octanoate | FL/FR |
| sulfuryl butyrate | FL/FR |
| sulfuryl decanoate | FL/FR |
| sulfuryl hexanoate | FL/FR |
| sulfuryl isobutyrate | FL/FR |
| sulfuryl propionate | FL/FR |
| valeraldehyde dibutyl acetal | FL/FR |
| valeraldehyde propylene glycol acetal | FL/FR |
alcoholic |
| propyl alcohol | FL/FR |
aldehydic |
| nonanal (aldehyde C-9) | FL/FR |
amber |
| ambroxan | FL/FR |
balsamic |
2- | acetyl furan | FL/FR |
(E)- | benzyl tiglate | FL/FR |
| propyl benzoate | FL/FR |
bready |
| coffee furanone | FL/FR |
| furfural | FL/FR |
buttery |
| acetyl propionyl | FL/FR |
3,4- | hexane dione | FL/FR |
camphoreous |
| bornyl isobutyrate | FL/FR |
caramellic |
| cyclotene | FL/FR |
| ethyl 2-hydroxy-2-methyl butyrate | FL/FR |
| ethyl cyclopentenolone | FL/FR |
| fenugreek absolute | FL/FR |
iso | propenyl pyrazine | FL/FR |
chocolate |
| chocolate pyrazine A | FL/FR |
| cocoa hexenal | FL/FR |
| cocoa pentenal | FL/FR |
2,5- | dimethyl pyrazine | FL/FR |
2- | methoxy-3-methyl pyrazine | FL/FR |
2- | methoxypyrazine | FL/FR |
2,4,5- | trimethyl thiazole | FL/FR |
cocoa |
2- | methyl butyraldehyde | FL/FR |
coconut |
alpha- | angelica lactone | FL/FR |
delta- | decalactone | FL/FR |
gamma- | heptalactone | FL/FR |
| furfuryl mercaptan | FL/FR |
2- | methyl-3-,5 or 6-(furfuryl thio) pyrazine | FL/FR |
| popcorn pyrimidine | FL/FR |
coumarinic |
| coumane | FL/FR |
earthy |
2- | ethyl-3-methoxypyrazine | FL/FR |
3- | octanol | FL/FR |
ethereal |
| acetal | FL/FR |
fatty |
| coconut absolute | FL/FR |
fermented |
| valeraldehyde | FL/FR |
floral |
para- | cresyl laurate | FL/FR |
| hawthorn carbinol | FL/FR |
ortho- | methyl acetophenone | FL/FR |
fruity |
| allyl 2-ethyl butyrate | FL/FR |
iso | amyl nonanoate | FL/FR |
| benzaldehyde | FL/FR |
| benzyl butyrate | FL/FR |
| bread thiophene | FL/FR |
| methyl valerate | FL/FR |
3- | methyl-2-butenal | FL/FR |
| tetrahydrofurfuryl acetate | FL/FR |
| tropical thiazole | FL/FR |
gamma- | undecalactone (aldehyde C-14 (so-called)) | FL/FR |
| valeriana officinalis root extract | FL/FR |
green |
| benzaldehyde dimethyl acetal | FL/FR |
| butyl lactate | FL/FR |
1- | heptanol | FL/FR |
2- | heptyl furan | FL/FR |
| lilac acetaldehyde | FL/FR |
(E,Z)-2,6- | nonadien-1-ol | FL/FR |
(E,Z)-2,6- | nonadien-1-yl acetate | FL/FR |
| styralyl acetate | FL/FR |
| tiglaldehyde | FL/FR |
2- | pentyl acetate | FL/FR |
| sulfurol | FL/FR |
medicinal |
| quinoline | CS |
mushroom |
3- | octen-2-ol | FL/FR |
musty |
2- | acetyl pyrrole | FL/FR |
3- | acetyl-2,5-dimethyl furan | FL/FR |
| cocoa butenal | FL/FR |
| hazelnut pyrazine | FL/FR |
| menthofuran | FL/FR |
naphthyl |
ortho- | methyl anisole | FL/FR |
para- | methyl anisole | FL/FR |
nutty |
3- | acetyl pyridine | FL/FR |
2- | acetyl-3-ethyl pyrazine | FL/FR |
2- | acetyl-3-methyl pyrazine | FL/FR |
2- | acetyl-3,5-dimethyl pyrazine | FL/FR |
2- | acetyl-5-methyl furan | FL/FR |
3,6- | cocoa pyrazine | FL/FR |
3,5- | cocoa pyrazine | FL/FR |
2,3- | dimethyl pyrazine | FL/FR |
4,5- | dimethyl-2-ethyl-3-thiazoline | FL/FR |
2,4- | dimethyl-5-ethyl thiazole | |
2- | ethyl pyrazine | FL/FR |
2- | ethyl-4-methyl thiazole | FL/FR |
| filbert heptenone | FL/FR |
| filbert heptenone B | FL/FR |
| filbert pyrazine | FL/FR |
(E)- | filbertone | FL/FR |
2,6- | lutidine | FL/FR |
| methoxymethyl pyrazine | FL/FR |
2- | methyl pyrazine | FL/FR |
5- | methyl quinoxaline | FL/FR |
2- | methyl thio-3,5 or 6-methyl pyrazine | FL/FR |
2- | methyl-3-(methyl thio) pyrazine | FL/FR |
2- | methyl-3-ethoxypyrazine | FL/FR |
2- | methyl-3-propyl pyrazine | FL/FR |
| nutty cyclohexenone | FL/FR |
| nutty quinoxaline | FL/FR |
| shoyu pyrazine | FL/FR |
2,3,5,6- | tetramethyl pyrazine | FL/FR |
2,4,5- | trimethyl oxazole | FL/FR |
2,3,5- | trimethyl pyrazine | FL/FR |
| vinyl sulfurol | FL/FR |
para-alpha- | dimethyl styrene | FL/FR |
popcorn |
2- | acetyl pyrazine | FL/FR |
2- | acetyl pyridine | FL/FR |
2- | acetyl thiazole | FL/FR |
roasted |
2- | acetyl-2-pyrroline | |
spicy |
3-(2- | furyl) acrolein | FL/FR |
sulfurous |
| benzothiazole | FL/FR |
| furfuryl thioacetate | FL/FR |
S- | furfuryl thioformate | FL/FR |
tobacco |
(E,E/E,Z)- | tobacco cyclohexenone | FL/FR |
tonka |
6- | amyl-alpha-pyrone | FL/FR |
| whiskey lactone | FL/FR |
tropical |
delta- | dodecalactone | FL/FR |
| mesityl oxide | FL/FR |
| tetrahydrofurfuryl alcohol | FL/FR |
woody |
4- | hydroxybenzaldehyde | FL/FR |
| sandalwood oil | FL/FR |
| santalyl acetate | FL/FR |
| santalyl butyrate | FL/FR |
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For Flavor |
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No flavor group found for these |
| acetyl acetaldehyde dimethyl acetal | FL |
2- | acetyl-2-pyrroline | |
(E)- | aconitic acid | FL |
| bornyl isobutyrate | FL/FR |
| butyramide | FL |
| chocolate pyrazine A | FL/FR |
| chocolate pyrazine B | FL |
| coumane | FL/FR |
| cyclohexyl methyl pyrazine | FL |
2,5- | diethyl thiazole | FL |
2,5- | diethyl-4-methyl thiazole | FL |
6,7- | dihydro-2,3-dimethyl-5H-cyclopentapyrazine | FL |
6,7- | dimethyl dihydrocyclopentapyrazine | FL |
| dimethyl dihydrocyclopentapyrazine | FL |
2,5- | dimethyl thiazole | FL |
2,4- | dimethyl-5-ethyl thiazole | |
2- | ethoxy-3-isopropyl pyrazine | FL |
| ethyl 2-hydroxy-2-methyl butyrate | FL/FR |
2- | ethyl-3-methoxypyrazine | FL/FR |
(Z+E)-5- | ethyl-4-methyl-2-(2-butyl) thiazoline | FL |
(Z+E)-5- | ethyl-4-methyl-2-(2-methyl propyl) thiazoline | FL |
(E)- | filbertone | FL/FR |
3-(2- | furyl) acrolein | FL/FR |
(E,E)-2,4- | heptadien-1-ol | FL |
2- | hexyl-5 or 6-keto-1,4-dioxane | FL |
2- | methoxypyrazine | FL/FR |
| methyl 2-(methyl thio) acetate | FL |
4- | methyl-1-pentanol | FL |
2- | methyl-2-thiazoline | FL |
2- | methyl-3-,5 or 6-(furfuryl thio) pyrazine | FL/FR |
2- | methyl-3-(methyl thio) pyrazine | FL/FR |
2- | methyl-3-ethoxypyrazine | FL/FR |
| peanut dithiazine | FL |
3- | pentanol | FL |
2- | propyl pyridine | FL |
| pyrazines mixture | FL |
| pyrazinyl methyl sulfide | FL |
| pyrrole | FL |
para- | salicylic acid | FL |
| santalyl butyrate | FL/FR |
| sulfuryl butyrate | FL/FR |
| sulfuryl decanoate | FL/FR |
| sulfuryl hexanoate | FL/FR |
| sulfuryl isobutyrate | FL/FR |
| thiazole | FL |
| valeraldehyde propylene glycol acetal | FL/FR |
ortho- | vinyl anisole | FL |
|
5- | acetyl-2,3-dihydro-1,4-thiazine | FL |
| sulfuryl formate | FL |
| sulfuryl octanoate | FL/FR |
| sulfuryl propionate | FL/FR |
| valeraldehyde dibutyl acetal | FL/FR |
alcoholic |
| propyl alcohol | FL/FR |
aldehydic |
| nonanal (aldehyde C-9) | FL/FR |
alliaceous |
2- | methyl thioacetaldehyde | FL |
| tropical thiazole | FL/FR |
anisic |
ortho- | methyl acetophenone | FL/FR |
apple |
(E,Z)-2,6- | nonadien-1-ol | FL/FR |
balsamic |
(E)- | benzyl tiglate | FL/FR |
bitter |
| paullinia cupana seed extract | FL |
bready |
2- | propionyl thiazole | FL |
brown |
| furfural | FL/FR |
| tetrahydrofurfuryl acetate | FL/FR |
burnt |
2- | methyl quinoxaline | FL |
iso | propenyl pyrazine | FL/FR |
2,4,5- | trimethyl oxazole | FL/FR |
buttery |
| butyroin | FL |
3,4- | hexane dione | FL/FR |
camphoreous |
ortho- | methyl anisole | FL/FR |
caramellic |
| cyclotene | FL/FR |
| fenugreek absolute | FL/FR |
cocoa |
| cocoa hexenal | FL/FR |
coconut |
delta- | decalactone | FL/FR |
coffee |
| difurfuryl ether | FL |
2- | ethyl-4-methyl thiazole | FL/FR |
| furfuryl mercaptan | FL/FR |
2-iso | propyl pyrazine | FL |
corn |
2- | acetyl pyridine | FL/FR |
2- | acetyl thiazole | FL/FR |
2- | acetyl-2-thiazoline | FL |
| popcorn pyrimidine | FL/FR |
creamy |
6- | amyl-alpha-pyrone | FL/FR |
alpha- | angelica lactone | FL/FR |
delta- | dodecalactone | FL/FR |
4- | hydroxybenzaldehyde | FL/FR |
gamma- | undecalactone (aldehyde C-14 (so-called)) | FL/FR |
dairy |
2- | pentyl acetate | FL/FR |
earthy |
2- | methyl-3-propyl pyrazine | FL/FR |
ethereal |
| allyl 2-ethyl butyrate | FL/FR |
fatty |
| coconut absolute | FL/FR |
(E,E)-2,4- | decadienal | FL |
2- | heptyl furan | FL/FR |
(E,E)-2,4- | nonadienal | FL |
fishy |
4,5- | dimethyl thiazole | FL |
floral |
| cocoa pentenal | FL/FR |
fruity |
| benzaldehyde | FL/FR |
| benzyl butyrate | FL/FR |
| bread thiophene | FL/FR |
2,4- | hexadien-1-ol | FL |
| lilac acetaldehyde | FL/FR |
(E,E)- | methyl sorbate | FL |
| methyl valerate | FL/FR |
3- | methyl-2-butenal | FL/FR |
| propyl benzoate | FL/FR |
| styralyl acetate | FL/FR |
| tiglaldehyde | FL/FR |
| valeriana officinalis root extract | FL/FR |
fusel |
2- | methyl butyraldehyde | FL/FR |
green |
| benzaldehyde dimethyl acetal | FL/FR |
| butyl lactate | FL/FR |
| cocoa butenal | FL/FR |
| dihydroxyacetophenone (mixed isomers) | FL |
2,5- | dimethyl thiophene | FL |
4- | methyl thiazole | FL |
2- | methyl-5-isopropyl pyrazine | FL |
(E,Z)-2,6- | nonadien-1-yl acetate | FL/FR |
2- | propyl pyrazine | FL |
2- | vinyl pyrazine | FL |
jammy |
| ethyl cyclopentenolone | FL/FR |
lactonic |
gamma- | heptalactone | FL/FR |
meaty |
| benzothiazole | FL/FR |
2,6- | dimethyl thiophenol | FL |
| sulfurol | FL/FR |
mushroom |
3- | octen-2-ol | FL/FR |
musty |
2,5- | dimethyl pyrazine | FL/FR |
2- | ethoxythiazole | FL |
| hazelnut pyrazine | FL/FR |
| menthofuran | FL/FR |
3- | octanol | FL/FR |
| propionaldehyde | FL |
| shoyu pyrazine | FL/FR |
2,3,5- | trimethyl pyrazine | FL/FR |
naphthyl |
para- | methyl anisole | FL/FR |
nutty |
| acetal | FL/FR |
2- | acetyl furan | FL/FR |
3- | acetyl pyridine | FL/FR |
2- | acetyl pyrrole | FL/FR |
3- | acetyl-2,5-dimethyl furan | FL/FR |
2- | acetyl-3-ethyl pyrazine | FL/FR |
2- | acetyl-3-methyl pyrazine | FL/FR |
2- | acetyl-3,5-dimethyl pyrazine | FL/FR |
2- | acetyl-5-methyl furan | FL/FR |
| aconitic acid | FL |
2- | butyl-2-butenal | FL |
3,5- | cocoa pyrazine | FL/FR |
3,5(6)- | cocoa pyrazine | FL |
3,6- | cocoa pyrazine | FL/FR |
| coffee furanone | FL/FR |
3,5- | diethyl-2-methyl pyrazine | FL |
2,5- | diethyl-3-methyl pyrazine | FL |
2,3- | dimethyl pyrazine | FL/FR |
4,5- | dimethyl-2-ethyl-3-thiazoline | FL/FR |
2,4- | dimethyl-5-vinyl thiazole | FL |
2- | ethyl pyrazine | FL/FR |
1- | ethyl-2-acetyl pyrrole | FL |
| filbert heptenone | FL/FR |
| filbert heptenone B | FL/FR |
| filbert pyrazine | FL/FR |
european | hazelnut oleoresin | FL |
2,6- | lutidine | FL/FR |
2- | methoxy-3-methyl pyrazine | FL/FR |
| methoxymethyl pyrazine | FL/FR |
2- | methyl pyrazine | FL/FR |
5- | methyl quinoxaline | FL/FR |
2- | methyl thio-3,5 or 6-methyl pyrazine | FL/FR |
| nutty cyclohexenone | FL/FR |
| nutty quinoxaline | FL/FR |
| nutty thiazole | FL |
| peanut oxazole | FL |
| sesame distillates | FL |
| tetrahydrofurfuryl alcohol | FL/FR |
2,3,5,6- | tetramethyl pyrazine | FL/FR |
(E,E/E,Z)- | tobacco cyclohexenone | FL/FR |
2,4,5- | trimethyl thiazole | FL/FR |
| vinyl sulfurol | FL/FR |
phenolic |
2- | hydroxyisophorone | FL |
popcorn |
2- | propionyl-2-thiazoline | FL |
potato |
| mesityl oxide | FL/FR |
roasted |
2- | acetyl pyrazine | FL/FR |
| ethyl 3-(furfuryl thio) propionate | FL |
| furfuryl thioacetate | FL/FR |
smoky |
| prosopis juliflora wood extract | FL |
solvent |
1- | heptanol | FL/FR |
spicy |
para-alpha- | dimethyl styrene | FL/FR |
| hawthorn carbinol | FL/FR |
sulfurous |
S- | furfuryl thioformate | FL/FR |
sweet |
2- | acetyl-3-methyl thiophene | FL |
toasted |
| acetyl propionyl | FL/FR |
waxy |
para- | cresyl laurate | FL/FR |
winey |
iso | amyl nonanoate | FL/FR |
5- | ethyl-2-methyl pyridine | FL |
| valeraldehyde | FL/FR |
woody |
| ambroxan | FL/FR |
| sandalwood oil | FL/FR |
| santalyl acetate | FL/FR |
| whiskey lactone | FL/FR |
|
Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
2- | ethyl-1,3-thiazole | 2- | ethylthiazole | | thiazole, 2-ethyl- |
Articles:
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