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1-(4,5-dihydro-1,3-thiazol-2-yl)propan-1-one
Notes:
Used as a food additive [EAFUS]
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BOC Sciences Best of Chemicals Supplier Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds. BOC Sciences provides a wide range of services to support the pharmaceutical industry through all stages of drug discovery including Custom Synthesis of those chemicals that are not in stock, Isotope Labeling Service, Chiral Synthesis and Resolution, Bioconjugation, PEGylation services, analytical services. BOC Sciences is a brand of BOCSCI Inc. We leverage our wide spectrum of business in the fields of development, manufacturing, marketing, and distribution to help you make best-informed decisions tailored to your evolving needs for premium chemicals. Our complete suite of CRO services spans the entire molecule development pipeline including contract research for target identification, building blocks, compound synthesis, biochemical and cellular analysis, preclinical animal tests, and clinical studies. Email: Marketing US Email: Marketing Email: Sales US Email: Sales Voice: 1-631-485-4226 Fax: 1-631-614-7828 US Voice: 1-631-485-4226 US Fax: 1-631-614-7828 Europe 44-203-286-1088 Facebook Twitter Linkedin Blog Get the App! Product(s): 29926-42-9 2-Propionyl-2-thiazoline
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Penta International Corporation Chemistry innovation At Penta, our products and services help businesses do business better. For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. As an industry leader, Penta continues to pioneer chemistry-based solutions for practically every area of commerce. Our products and expertise have helped fuel technical advances in dozens of commercial applications including flavoring, coloring, fragrances and chemical processes. US Email: Technical Services US Email: Sales US Voice: (973) 740-2300 US Fax: (973) 740-1839 Product(s): 16-69483 2-PROPIONYL-2-THIAZOLINE
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Symrise AG Always Insiring More Symrise aroma molecules & cosmetic ingredients for unique and innovative fragrances, flavors and cosmetics. We are globally recognized as a leading provider of fragrances, flavors and active ingredients as well as aroma chemicals for the perfume, cosmetic, pharmaceutical, food and beverage industries. We combine our knowledge about consumers’ ever- changing needs with creativity and ground-breaking technologies. In doing so, we concentrate on the development of solutions that provide our customers with added value. We ensure sustained value creation by allowing our employees and shareholders to share our Company’s success. US Email: Life Essentials Email: Aroma Molecules Voice: +49 5531 90 0 Twitter Linkedin Youtube Newsroom RSS Feed Product(s): 158188 Propionyl Thiazoline-2,2 10% VTG
Useful in: brown caramel, brown nuts, brown cereals, brown cocoa, brown coffee, brown others, savory vegetable, savory meat.
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| CAS Number: | 29926-42-9 |  3D/inchi
|
| FDA UNII: | 19M98WOF3F | |
| Nikkaji Web: | J827.775C | |
| XlogP3-AA: | 0.70 (est) | |
| Molecular Weight: | 143.20893000 | |
| Formula: | C6 H9 O N S | |
| 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 |
| PubMed: | Search |
| NCBI: | Search |
| JECFA Food Flavoring: | 1760 2-propionyl-2-thiazoline |
| DG SANTE Food Flavourings: | 15.128 2-propionyl-2-thiazoline |
| FEMA Number: | 4064 2-propionyl-2-thiazoline |
| FDA: | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF): | 29926-42-9 ; 2-PROPIONYL-2-THIAZOLINE |
Physical Properties:
| Appearance: | colorless to pale yellow clear liquid (est) |
| Assay: | 99.00 to 100.00 % |
| Food Chemicals Codex Listed: | No |
| Specific Gravity: | 1.13000 to 1.33000 @ 25.00 °C. |
| Pounds per Gallon - (est).: | 9.403 to 11.067 |
| Refractive Index: | 1.51000 to 1.52500 @ 20.00 °C. |
| Boiling Point: | 237.00 to 241.00 °C. @ 760.00 mm Hg |
| Vapor Pressure: | 0.040000 mmHg @ 25.00 °C. (est) |
| Flash Point: | 209.00 °F. TCC ( 98.33 °C. ) |
| logP (o/w): | -0.363 (est) |
| Soluble in: | |
| alcohol | |
| water, 3760 mg/L @ 25 °C (est) | |
| Insoluble in: | |
| water | |
Organoleptic Properties:
| Odor Type: meaty | |
| meaty nutty cooked roasted | |
| Odor Description: at 0.10 % in propylene glycol. | meaty nutty cooked roasted |
| Flavor Type: popcorn | |
| popcorn roasted bready bread baked bread crust | |
| Taste Description: | popcorn roasted bread baked bread crust |
| Odor and/or flavor descriptions from others (if found). | |
| Symrise | |
| Propionyl Thiazoline-2,2 10% VTG | |
| Odor Description: | meaty nutty cooked roasted |
| Taste Description: | Roasted, Popcorn, Nutty, Basmati Rice Useful in: brown caramel, brown nuts, brown cereals, brown cocoa, brown coffee, brown others, savory vegetable, savory meat. |
Cosmetic Information:
| None found |
Suppliers:
| Axsyn |
| For experimental / research use only. |
| 1-Propanone, 1-(4,5-dihydro-2-thiazolyl)- |
| BOC Sciences |
| For experimental / research use only. |
| 2-Propionyl-2-thiazoline |
| Parchem |
| 2-propionyl-2-thiazoline |
| Penta International |
| 2-PROPIONYL-2-THIAZOLINE |
| Symrise |
| Propionyl Thiazoline-2,2 10% VTG
Flavor: Roasted, Popcorn, Nutty, Basmati Rice Useful in: brown caramel, brown nuts, brown cereals, brown cocoa, brown coffee, brown others, savory vegetable, savory meat. |
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: | flavoring agents | ||
| Recommendation for 2-propionyl-2-thiazoline usage levels up to: | |||
| not for fragrance use. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.19 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | ND (μg/capita/day) | ||
| Modified Theoretical Added Maximum Daily Intake (mTAMDI): | 62 (μg/person/day) | ||
| Threshold of Concern: | 540 (μg/person/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: 21 | |||
| Click here to view publication 21 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | 0.40000 | 1.00000 | |
| beverages(nonalcoholic): | 0.01000 | 0.08000 | |
| beverages(alcoholic): | 0.04000 | 0.20000 | |
| breakfast cereal: | 0.01000 | 0.05000 | |
| cheese: | - | - | |
| chewing gum: | 0.04000 | 1.00000 | |
| condiments / relishes: | - | - | |
| confectionery froastings: | 0.04000 | 0.20000 | |
| egg products: | - | - | |
| fats / oils: | 0.04000 | 0.20000 | |
| fish products: | - | - | |
| frozen dairy: | 0.16000 | 0.80000 | |
| fruit ices: | - | - | |
| gelatins / puddings: | - | - | |
| granulated sugar: | - | - | |
| gravies: | 0.02000 | 0.10000 | |
| hard candy: | 0.08000 | 0.80000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | 0.04000 | 0.40000 | |
| milk products: | 0.02000 | 0.08000 | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | 0.08000 | 0.80000 | |
| snack foods: | 0.08000 | 0.80000 | |
| soft candy: | 0.08000 | 0.80000 | |
| soups: | - | - | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | - | |
| 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): | 0.16000 | 0.80000 | |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0): | 0.04000 | 0.20000 | |
| Edible ices, including sherbet and sorbet (03.0): | 0.16000 | 0.80000 | |
| Processed fruit (04.1): | - | - | |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): | - | - | |
| Confectionery (05.0): | 0.04000 | 0.20000 | |
| Chewing gum (05.0): | - | - | |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): | 0.01000 | 0.05000 | |
| Bakery wares (07.0): | 0.40000 | 1.00000 | |
| Meat and meat products, including poultry and game (08.0): | 0.04000 | 0.40000 | |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): | - | - | |
| Eggs and egg products (10.0): | - | - | |
| Sweeteners, including honey (11.0): | - | - | |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0): | 0.08000 | 0.80000 | |
| Foodstuffs intended for particular nutritional uses (13.0): | - | - | |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1): | 0.01000 | 0.08000 | |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): | 0.04000 | 0.20000 | |
| Ready-to-eat savouries (15.0): | 0.08000 | 0.80000 | |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): | - | - | |
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 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 | |
| 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 93, Revision 1 (FGE.93Rev1): Consideration of sulphur containing heterocyclic compounds evaluated by JECFA (68th meeting) structurally related to thiazoles, thiophene, thiazoline and thienyl derivatives 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 : | 6428990 |
| National Institute of Allergy and Infectious Diseases: | Data |
| 1-(4,5-dihydro-1,3-thiazol-2-yl)propan-1-one | |
| Chemidplus: | 0029926429 |
References:
| 1-(4,5-dihydro-1,3-thiazol-2-yl)propan-1-one | |
| NIST Chemistry WebBook: | Search Inchi |
| Pubchem (cid): | 6428990 |
| Pubchem (sid): | 135304944 |
| Pherobase: | View |
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 |
| FDA Substances Added to Food (formerly EAFUS): | View |
| HMDB (The Human Metabolome Database): | HMDB32493 |
| FooDB: | FDB010141 |
| ChemSpider: | View |
Potential Blenders and core components note
Potential Uses:
| meat | FL |
Occurrence (nature, food, other): note
| not found in nature |
Synonyms:
| 1-(4,5- | dihydro-1,3-thiazol-2-yl)-1-propanone |
| 1-(4,5- | dihydro-1,3-thiazol-2-yl)propan-1-one |
| 1-(4,5- | dihydro-2-thiazolyl)-1-propanone |
| 1-(4,5- | dihydrothiazol-2-yl)propan-1-one |
| 1- | propanone, 1-(4,5-dihydro-2-thiazolyl)- |
| propionyl thiazoline-2,2 10% VTG | |
| 1-(2- | thiazolin-2-yl)-1-propanone |