Category: flavor and fragrance agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Physical Properties:
Appearance: | colorless clear liquid (est) |
Assay: | 98.00 to 100.00 %
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Food Chemicals Codex Listed: | No |
Specific Gravity: | 0.99800 to 1.00300 @ 25.00 °C.
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Pounds per Gallon - (est).: | 8.304 to 8.346
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Refractive Index: | 1.49600 to 1.50200 @ 20.00 °C.
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Boiling Point: | 174.00 to 175.00 °C. @ 760.00 mm Hg
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Vapor Pressure: | 1.473000 mmHg @ 25.00 °C. (est) |
Flash Point: | 139.00 °F. TCC ( 59.44 °C. )
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logP (o/w): | 1.715 (est) |
Soluble in: |
| alcohol | | water, 255.2 mg/L @ 25 °C (est) |
Insoluble in: |
| water |
Organoleptic Properties:
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Odor Type: green |
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| bean green bean raw green herbal spicy tomato leaf |
Odor Description: at 0.10 % in dipropylene glycol. | raw green herbal |
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Odor and/or flavor descriptions from others (if found). |
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R C Treatt & Co Ltd |
2-sec-Butyl thiazole NI, Kosher |
Odor Description: | Green, herbaceous, spicy, tomato leaf-like |
Taste Description: | green Used 0.005-0.5ppm, in fruit flavours to add a green-unripe note, as well as vegetable flavours, savoury flavours and condiments. Similar to 2-Isobutylthiazole, it is effective in enhancing tomato based products. |
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Cosmetic Information:
Suppliers:
Safety Information:
Preferred SDS: View |
European information : |
Most important hazard(s): | Xi - Irritant |
R 36/37/38 - Irritating to eyes, respiratory system, and skin. 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 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
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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: | 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 2-sec-butyl thiazole usage levels up to: | | 0.0500 % in the fragrance concentrate.
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Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.024 (μg/capita/day) |
Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.01 (μg/capita/day) |
Structure Class: | II |
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: 6 |
Click here to view publication 6 |
| average usual ppm | average maximum ppm |
baked goods: | - | 0.50000 |
beverages(nonalcoholic): | - | - |
beverages(alcoholic): | - | - |
breakfast cereal: | - | - |
cheese: | - | - |
chewing gum: | - | - |
condiments / relishes: | - | 0.50000 |
confectionery froastings: | - | - |
egg products: | - | - |
fats / oils: | - | - |
fish products: | - | - |
frozen dairy: | - | 0.10000 |
fruit ices: | - | 0.10000 |
gelatins / puddings: | - | 0.10000 |
granulated sugar: | - | - |
gravies: | - | 0.20000 |
hard candy: | - | 0.50000 |
imitation dairy: | - | - |
instant coffee / tea: | - | - |
jams / jellies: | - | - |
meat products: | - | 0.20000 |
milk products: | - | - |
nut products: | - | - |
other grains: | - | - |
poultry: | - | - |
processed fruits: | - | - |
processed vegetables: | - | - |
reconstituted vegetables: | - | - |
seasonings / flavors: | - | - |
snack foods: | - | - |
soft candy: | - | - |
soups: | - | 0.20000 |
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 |
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 : | 519539 |
National Institute of Allergy and Infectious Diseases: | Data |
WISER: | UN 1993 |
WGK Germany: | 3 |
| 2-butan-2-yl-1,3-thiazole |
Chemidplus: | 0018277275 |
| 2-[(2R)-butan-2-yl]-1,3-thiazole |
| 2-[(2S)-butan-2-yl]-1,3-thiazole |
References:
Other Information:
Potential Blenders and core components note
Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
2- | butan-2-yl-1,3-thiazole | 2-( | butan-2-yl)-1,3-thiazole | 2-sec- | butyl-1,3-thiazole | 2-(sec- | butyl)thiazole | 2-sec- | butylthiazole | 2-(1- | methyl propyl) thiazole | 2-(1- | methylpropyl)-thiazole | 2-(1- | methylpropyl)thiazole | | thiazole, 2-(1-methylpropyl)- | | thiazole, 2-sec-butyl- |
Articles:
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