CAS Number: | 76788-46-0 | 3D/inchi
|
ECHA EINECS - REACH Pre-Reg: | 278-551-3 |
FDA UNII: | G7XZR26U8K |
Nikkaji Web: | J309.326C |
Beilstein Number: | 0108717 |
MDL: | MFCD01680821 |
XlogP3-AA: | 1.80 (est) |
Molecular Weight: | 143.25261000 |
Formula: | C7 H13 N S |
NMR Predictor: | Predict (works with chrome or firefox) |
EFSA/JECFA Comments: | JECFA evaluated 4,5-dimethyl-2-ethyl-3-thiazoline (CASrn as in Register). (R)- or (S)- enantiomer not specified by CASrn in Register.
Mixture of diastereoisomers, each of them racemic (EFFA, 2013b). |
Category: flavor and fragrance agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Physical Properties:
Appearance: | colorless to pale yellow clear liquid (est) |
Assay: | 98.00 to 100.00 %
|
Food Chemicals Codex Listed: | No |
Boiling Point: | 198.00 to 200.00 °C. @ 760.00 mm Hg
|
Vapor Pressure: | 0.468000 mmHg @ 25.00 °C. (est) |
Flash Point: | 150.00 °F. TCC ( 65.56 °C. )
|
logP (o/w): | 3.071 (est) |
Shelf Life: | 12.00 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, 61.77 mg/L @ 25 °C (est) |
Insoluble in: |
| water |
Organoleptic Properties:
Cosmetic Information:
Suppliers:
BOC Sciences |
For experimental / research use only. |
4,5-Dimethyl-2-ethyl-3-thiazoline
|
Endeavour Specialty Chemicals |
4,5-Dimethyl-2-ethyl-3-thiazoline 99% F&F
|
Speciality Chemical Product Groups |
Jinan Enlighten Chemical Technology(Wutong Aroma ) |
4,5-Dimethyl-2-ethyl-3-thiazoline
|
Penta International |
4,5-DIMETHYL-2-ETHYL-3-THIAZOLINE
|
R C Treatt & Co Ltd |
2-Ethyl-4,5-dimethylthiazoline
Halal, Kosher |
Robinson Brothers |
4,5-Dimethyl-2-ethyl-3-thiazoline F&F
|
https://www.robinsonbrothers.uk/chemistry-competences |
Santa Cruz Biotechnology |
For experimental / research use only. |
2-Ethyl-4,5-dimethyl-3-thiazoline, cis + trans
|
Synerzine |
4,5-Dimethyl-2-Ethyl-3-Thiazoline
|
Synerzine |
4,5-DIMETHYL-2-ETHYL-3-THIAZOLINE
|
Safety Information:
Preferred SDS: View |
European information : |
Most important hazard(s): | Xn - Harmful. |
R 22 - Harmful if swallowed. S 02 - Keep out of the reach of children. S 20/21 - When using do not eat, drink or smoke. 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 | |
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Hazard statement(s) |
None found. |
Precautionary statement(s) |
None found. |
Oral/Parenteral Toxicity: |
gavage-mouse LD50 [sex: M,F] 1265 mg/kg (Moran et al., 1980)
oral-mouse LD50 1265 mg/kg Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.
|
Dermal Toxicity: |
Not determined
|
Inhalation Toxicity: |
Not determined
|
Safety in Use Information:
Category: | flavor and fragrance agents |
RIFM Fragrance Material Safety Assessment: Search |
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice |
Recommendation for 4,5-dimethyl-2-ethyl-3-thiazoline usage levels up to: | | 0.0500 % in the fragrance concentrate.
|
|
Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.012 (μg/capita/day) |
Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.01 (μg/capita/day) |
Structure Class: | III |
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: 12 |
Click here to view publication 12 |
| average usual ppm | average maximum ppm |
baked goods: | - | - |
beverages(nonalcoholic): | - | - |
beverages(alcoholic): | - | - |
breakfast cereal: | - | - |
cheese: | - | - |
chewing gum: | - | - |
condiments / relishes: | - | - |
confectionery froastings: | - | - |
egg products: | - | - |
fats / oils: | - | - |
fish products: | - | 10.00000 |
frozen dairy: | - | - |
fruit ices: | - | - |
gelatins / puddings: | - | - |
granulated sugar: | - | - |
gravies: | - | 10.00000 |
hard candy: | - | - |
imitation dairy: | - | - |
instant coffee / tea: | - | - |
jams / jellies: | - | - |
meat products: | - | 10.00000 |
milk products: | - | - |
nut products: | - | - |
other grains: | - | - |
poultry: | - | 10.00000 |
processed fruits: | - | - |
processed vegetables: | - | - |
reconstituted vegetables: | - | - |
seasonings / flavors: | - | - |
snack foods: | - | 10.00000 |
soft candy: | - | - |
soups: | - | 10.00000 |
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): |
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 |
Statement on List of Representative Substances for Testing.
The current Statement lays down a list of substances in sub-groups with representative substances for which additional data are required prior to their evaluation through the Procedure (Regulation (EC) No 1565/2000). View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 76, Revision 1 (FGE.76Rev1): Consideration of sulphur-containing heterocyclic compounds evaluated by JECFA (59th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl derivatives from chemical group 29 and miscellaneous substances from chemical group 30 evaluated by EFSA in FGE.21Rev3 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 : | 5362584 |
National Institute of Allergy and Infectious Diseases: | Data |
WGK Germany: | 3 |
| 2-ethyl-4,5-dimethyl-2,5-dihydro-1,3-thiazole |
Chemidplus: | 0076788460 |
RTECS: | XJ6642500 for cas# 76788-46-0 |
References:
Other Information:
Potential Blenders and core components note
|
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 |
aldehydic |
iso | valeraldehyde | FL/FR |
| methyl furfuryl disulfide | FL/FR |
balsamic |
2- | acetyl furan | FL/FR |
iso | amyl cinnamate | FL/FR |
| amyl cinnamate | FL/FR |
| butyl cinnamate | FL/FR |
| propyl benzoate | FL/FR |
buttery |
| acetyl propionyl | FL/FR |
3,4- | hexane dione | FL/FR |
camphoreous |
| bornyl isobutyrate | FL/FR |
| coffee dione | FL/FR |
| cyclotene | FL/FR |
| ethyl 2-hydroxy-2-methyl butyrate | FL/FR |
| fenugreek oleoresin | FL/FR |
chocolate |
iso | amyl phenyl acetate | FL/FR |
| chocolate pyrazine A | FL/FR |
| cocoa hexenal | FL/FR |
| cocoa oleoresin | FL/FR |
| cocoa pentenal | FL/FR |
2,5- | dimethyl pyrazine | FL/FR |
2,6- | dimethyl pyrazine | FL/FR |
2- | methoxypyrazine | FL/FR |
2,4,5- | trimethyl thiazole | FL/FR |
cocoa |
2-iso | butyl-3,5-(and 3,6)-dimethyl pyrazine | FL/FR |
2- | methyl butyraldehyde | FL/FR |
coconut |
alpha- | angelica lactone | FL/FR |
gamma- | heptalactone | FL/FR |
coffee |
| coffee difuran | FL/FR |
| furfuryl mercaptan | FL/FR |
1- | hydroxy-2-butanone | FL/FR |
2- | methyl-3-,5 or 6-(furfuryl thio) pyrazine | FL/FR |
coumarinic |
| coumane | FL/FR |
| tonka bean resinoid | FR |
2- | ethyl-3-methoxypyrazine | FL/FR |
iso | propyl formate | FL/FR |
fatty |
| coconut absolute | FL/FR |
fermented |
3- | methyl-1-pentanol | FL/FR |
| valeraldehyde | FL/FR |
floral |
| boronia butenal | FR |
para- | cresyl laurate | FL/FR |
| ethyl phenyl acetate | FL/FR |
fruity |
| allyl 2-ethyl butyrate | FL/FR |
iso | amyl nonanoate | FL/FR |
| butyl 2-methyl butyrate | FL/FR |
| methyl valerate | FL/FR |
3- | methyl-2-butenal | FL/FR |
2- | heptyl furan | FL/FR |
| phenyl acetaldehyde | FL/FR |
| tiglaldehyde | FL/FR |
herbal |
| saffron pyranone | FR |
gamma- | valerolactone | FL/FR |
medicinal |
2,6- | xylenol | FL/FR |
milky |
laevo- | glutamine | CS |
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 |
3,5- | cocoa pyrazine | FL/FR |
3,6- | cocoa pyrazine | FL/FR |
2,3- | dimethyl pyrazine | FL/FR |
2- | ethyl pyrazine | FL/FR |
2- | ethyl-4-methyl thiazole | FL/FR |
| filbert heptenone | FL/FR |
| filbert pyrazine | FL/FR |
2,6- | lutidine | FL/FR |
| maraniol | CS |
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 |
2,3,5- | trimethyl pyrazine | FL/FR |
| vinyl sulfurol | FL/FR |
popcorn |
2- | acetyl pyrazine | FL/FR |
2- | acetyl thiazole | FL/FR |
roasted |
2- | acetyl-2-pyrroline | |
| fenugreek resinoid | FL/FR |
spicy |
3-(2- | furyl) acrolein | FL/FR |
sulfurous |
| benzothiazole | FL/FR |
3,5- | dimethyl-1,2-dithiolane | |
| furfuryl thioacetate | FL/FR |
S- | furfuryl thioformate | FL/FR |
2- | methyl 5-(methyl thio) furan | FL/FR |
tobacco |
| veltonal (Bedoukian) | FR |
tonka |
| tonka bean absolute | FR |
| whiskey lactone | FL/FR |
1- | furfuryl pyrrole | FL/FR |
| mesityl oxide | FL/FR |
waxy |
| phenethyl octanoate | FL/FR |
woody |
| sandalwood oil | FL/FR |
|
For Flavor |
|
No flavor group found for these |
| acetyl acetaldehyde dimethyl acetal | FL |
2- | acetyl-2-pyrroline | |
(E)- | aconitic acid | FL |
| bornyl isobutyrate | FL/FR |
| butyl cinnamate | FL/FR |
2-iso | butyl-3,5-(and 3,6)-dimethyl pyrazine | FL/FR |
2(4)-iso | butyl-4(2),6-dimethyl dihydro-4H-1,3,5-dithiazine | FL |
| butyramide | FL |
| chocolate pyrazine A | FL/FR |
| 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 |
| dimethyl dihydrocyclopentapyrazine | FL |
2,5- | dimethyl thiazole | FL |
4,5- | dimethyl-2-ethyl thiazole | FL |
2,5- | dimethyl-3-thiofuroyl furan | 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 |
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 |
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 |
2- | propyl pyridine | FL |
| pyrazines mixture | FL |
para- | salicylic acid | FL |
| sulfuryl butyrate | FL/FR |
| sulfuryl decanoate | FL/FR |
| sulfuryl hexanoate | FL/FR |
| sulfuryl isobutyrate | FL/FR |
| valeraldehyde propylene glycol acetal | FL/FR |
|
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 |
alliaceous |
| benzyl mercaptan | FL |
| dicyclohexyl disulfide | FL |
2- | methyl thioacetaldehyde | FL |
balsamic |
| amyl cinnamate | FL/FR |
bitter |
| methyl ethoxypyrazine | FL |
| paullinia cupana seed extract | FL |
bready |
2- | propionyl thiazole | FL |
brown |
| fenugreek oleoresin | FL/FR |
1- | hydroxy-2-butanone | FL/FR |
burnt |
| furfuryl alcohol | FL |
2- | methyl quinoxaline | FL |
2,6- | xylenol | FL/FR |
buttery |
3,4- | hexane dione | FL/FR |
camphoreous |
ortho- | methyl anisole | FL/FR |
caramellic |
| caramel furanone | FL |
| cyclotene | FL/FR |
| fenugreek resinoid | FL/FR |
chocolate |
| cocoa oleoresin | FL/FR |
| cocoa propanal | FL |
cocoa |
| butyraldehyde | FL |
| cocoa hexenal | FL/FR |
coffee |
| coffee difuran | FL/FR |
| coffee dione | FL/FR |
| coffee pyrazine | FL |
| difurfuryl ether | FL |
| diisoamyl thiomalate | FL |
2,4- | dimethyl thiazole | FL |
2- | ethyl-4-methyl thiazole | FL/FR |
| furfuryl mercaptan | FL/FR |
| methyl furfuryl disulfide | FL/FR |
2-iso | propyl pyrazine | FL |
2- | thiophene thiol | FL |
corn chip |
2- | acetyl thiazole | FL/FR |
2- | acetyl-2-thiazoline | FL |
creamy |
alpha- | angelica lactone | FL/FR |
earthy |
| camu camu distillates | FL |
| difurfuryl sulfide | FL |
2- | methyl-3-propyl pyrazine | FL/FR |
ethereal |
| allyl 2-ethyl butyrate | FL/FR |
fatty |
| coconut absolute | FL/FR |
2- | heptyl furan | FL/FR |
(E,E)-2,4- | nonadienal | FL |
fishy |
4,5- | dimethyl thiazole | FL |
floral |
iso | amyl cinnamate | FL/FR |
iso | amyl phenyl acetate | FL/FR |
| cocoa pentenal | FL/FR |
fruity |
| butyl 2-methyl butyrate | FL/FR |
| furfuryl propionate | FL |
2,4- | hexadien-1-ol | FL |
| methyl valerate | FL/FR |
3- | methyl-2-butenal | FL/FR |
| phenethyl octanoate | FL/FR |
| propyl benzoate | FL/FR |
iso | propyl formate | FL/FR |
| tiglaldehyde | FL/FR |
iso | valeraldehyde | FL/FR |
fusel |
2- | methyl butyraldehyde | FL/FR |
green |
| cocoa butenal | FL/FR |
2,5- | dimethyl thiophene | FL |
2- | ethyl butyraldehyde | FL |
2- | hexyl pyridine | FL |
4- | methyl thiazole | FL |
2- | methyl-5-isopropyl pyrazine | FL |
2- | vinyl pyrazine | FL |
honey |
| ethyl phenyl acetate | FL/FR |
| phenyl acetaldehyde | FL/FR |
lactonic |
gamma- | heptalactone | FL/FR |
meaty |
| benzothiazole | FL/FR |
2,6- | dimethyl pyrazine | FL/FR |
2,6- | dimethyl thiophenol | FL |
2- | methyl 3-(methyl thio) furan | FL |
mustard |
| furfuryl methyl ether | FL |
musty |
2,5- | dimethyl pyrazine | FL/FR |
| hazelnut pyrazine | FL/FR |
| menthofuran | FL/FR |
2- | methyl 5-(methyl thio) furan | FL/FR |
| propionaldehyde | FL |
| shoyu pyrazine | FL/FR |
2,3,5- | trimethyl pyrazine | FL/FR |
naphthyl |
para- | methyl anisole | FL/FR |
nutty |
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 |
3,5(6)- | cocoa pyrazine | FL |
3,6- | cocoa pyrazine | FL/FR |
3,5- | cocoa pyrazine | FL/FR |
3,5- | diethyl-2-methyl pyrazine | FL |
2,5- | diethyl-3-methyl pyrazine | FL |
2,3- | dimethyl pyrazine | 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 pyrazine | FL/FR |
european | hazelnut oleoresin | FL |
2,6- | lutidine | 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 |
2,3,5,6- | tetramethyl pyrazine | FL/FR |
2,4,5- | trimethyl thiazole | FL/FR |
| vinyl sulfurol | FL/FR |
onion |
3,5- | dimethyl-1,2-dithiolane | |
| furfuryl isopropyl sulfide | 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 |
sulfurous |
| butyl mercaptan | FL |
| ethyl methyl sulfide | FL |
S- | ethyl thioacetate | FL |
S- | furfuryl thioformate | FL/FR |
| furfuryl thiopropionate | FL |
| methyl 2-(methyl thio) butyrate | FL |
| methyl thiomethyl butyrate | FL |
2- | thienyl mercaptan | FL |
toasted |
| acetyl propionyl | FL/FR |
tonka |
gamma- | valerolactone | FL/FR |
vegetable |
1- | furfuryl pyrrole | FL/FR |
waxy |
para- | cresyl laurate | FL/FR |
whiskey |
3- | methyl-1-pentanol | FL/FR |
winey |
iso | amyl nonanoate | FL/FR |
5- | ethyl-2-methyl pyridine | FL |
| valeraldehyde | FL/FR |
| sandalwood oil | FL/FR |
| whiskey lactone | FL/FR |
|
Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
2- | ethyl-2,5-dihydro-4,5-dimethyl thiazole | 2- | ethyl-2,5-dihydro-4,5-dimethylthiazole | 2- | ethyl-4,5-dimethyl thiazoline | 2- | ethyl-4,5-dimethyl-1,3-thiazoline | 2- | ethyl-4,5-dimethyl-2,5-dihydro-1,3-thiazole | 2- | ethyl-4,5-dimethyl-3-thiazoline | 2- | ethyl-4,5-dimethylthiazoline | | thiazole, 2-ethyl-2,5-dihydro-4,5-dimethyl- | | thiazole, 2,5-dihydro-4,5-dimethyl-2-ethyl- | 3- | thiazoline, 2-ethyl-4,5-dimethyl- | 3- | thiazoline, 4,5-dimethyl-2-ethyl- |
Articles:
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