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2-isopropyl-4-methyl-3-thiazoline
General Material Information
| Preferred name | 2-isopropyl-4-methyl-3-thiazoline |
| Trivial Name | 2,5-Dihydro-4-methyl-2-(1-methylethyl)thiazole |
| Short Description | thiazole, 2,5-dihydro-4-methyl-2-(1-methylethyl)- |
| Formula | C7 H13 N S |
| CAS Number | 67936-13-4 |
| FEMA Number | 4767 |
| ECHA Number | 267-816-9 |
| FDA UNII | 35Q7TX396D |
| Nikkaji Number | J317.237F |
| xLogP3-AA | 1.90 (est) |
| NMR Predictor | External link |
| JECFA Food Flavoring | 2206 2-isopropyl-4-methyl-3-thiazoline |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| Synonyms |
|
US / EU / FDA / JECFA / FEMA / Scholar / Patents
| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
Literature & References
| 4-methyl-2-propan-2-yl-2,5-dihydro-1,3-thiazole | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 3017811 |
| Pubchem (sid): | 135247747 |
| Publications by PubMed | |
| Identification of 2-ethyl-4-methyl-3-thiazoline and 2-isopropyl-4-methyl-3-thiazoline for the first time in nature by the comprehensive analysis of sesame seed oil. | |
Other Information
| (IUPAC): | Atomic Weights of the Elements 2011 (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 |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
PhysChem Properties
| Material listed in food chemical codex | No |
| Molecular weight | 143.25260925293 |
| Specific gravity | @ 20 °C |
| Pounds per Gallon | 8.277 to 8.947 |
| Refractive Index | 1.4971 to 1.547 @ 20 °C |
| Boiling Point | 45 to 46°C @ 0.75 mm Hg |
| Acid Value | 2 max KOH/g |
| Vapor Pressure | 0.439 mmHg @ 25 °C |
| Flash Point TCC Value | 75.6 °C TCC |
| logP (o/w) | 3.381 est |
| Solubility | |
| alcohol | Yes |
| water, 61.77 mg/L @ 25 °C (est) | Yes |
| water | No |
Organoleptic Properties
| Odor Type: Toasted | |
| toasted, sulfurous, sweet, cocoa, chocolate | |
| General comment | At 0.10 % in propylene glycol. toasted sulfury sweet cocoa chocolate |
Safety Information
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: | |
| Not determined | |
| Dermal Toxicity: | |
| Not determined | |
| Inhalation Toxicity: | |
| Not determined | |
Safety in use information
| Category: | |||
| flavor enhancers | |||
| Recommendation for 2-isopropyl-4-methyl-3-thiazoline usage levels up to: | |||
| not for fragrance use. | |||
| 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: 26 | |||
| Click here to view publication 26 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | 0.25000 | 0.50000 | |
| beverages(nonalcoholic): | 0.25000 | 0.50000 | |
| beverages(alcoholic): | 0.25000 | 0.50000 | |
| breakfast cereal: | 0.25000 | 0.50000 | |
| cheese: | - | - | |
| chewing gum: | 0.50000 | 1.00000 | |
| condiments / relishes: | 0.25000 | 0.50000 | |
| confectionery froastings: | 0.25000 | 0.50000 | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | 0.25000 | 0.50000 | |
| fruit ices: | 0.25000 | 0.50000 | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | 0.25000 | 0.50000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | 0.25000 | 0.50000 | |
| meat products: | - | - | |
| milk products: | 0.25000 | 0.50000 | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | 0.25000 | 0.50000 | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | 0.25000 | 0.50000 | |
| snack foods: | - | - | |
| soft candy: | 0.25000 | 0.50000 | |
| soups: | - | - | |
| sugar substitutes: | - | - | |
| sweet sauces: | 0.25000 | 0.50000 | |
Safety references
| 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 :3017811 |
| National Institute of Allergy and Infectious Diseases:Data |
| 4-methyl-2-propan-2-yl-2,5-dihydro-1,3-thiazole |
| Chemidplus:0067936134 |