Articles:
| US Patents: | 3,952,024 - Furfurylthioacetone |
| US Patents: | Certain 2,5-dimethyl-3-thiopyrazines |
2-ethyl-3,5-dimethylpyrazine
Notes:
Isol. from coffee aroma. Also present in raw asparagus, wheat bread, other breads, smoked fatty fish, roast chicken, roast beef, lamb and mutton liver, black tea, hydrolyzed soy protein and other foods. Organoleptic agent. Flavouring agent
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Augustus Oils Ltd The Premier Supplier Augustus Oils Ltd, in harmony with nature - to present it at its best... A wealth of experience, expertise and knowledge has allowed Augustus to bridge the gulf in expectation and trust between growers and users of natural ingredients. The Company works in partnership with customers on the one hand, and growers, farmers and distillers on the other. Both users and producers can then focus on exactly what they do best, while skilled Augustus technicians closely monitor and control the delivered product. This ensures users can have the confidence that they will receive the best raw materials suited to their requirements. Email: Enquiries Email: Sales Email: web site enquiries Voice: +44 (0)1420 590555 Fax: +44 (0)1420 592420 Services Product(s): 2 Ethyl 3,5-6 Dimethyl Pyrazine
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Beijing Lys Chemicals Co, LTD. From Grams to Tons Fine chemical high-tech company which contains R&D, production, and sales. BEIJING LYS CHEMICALS CO, LTD, established in 2004, is a fine chemical high-tech company which contains R&D, production, and sales. We mainly engaged in export and technology development of flavor and fragrance materials and pharmaceutical intermediates. We have nearly 500 kinds of products, from grams to tons, exported to USA, Europe, South Asia and etc. And we custom manufacture new products according to customers’ needs, and serve good quality products and service. Our goal is to become a fine chemical enterprise which could provide special products and services. Email: Mr. Jia Email: Mr. Guo Voice: 86-10-68418738 Fax: 86-10-68418739 Mr. Guo 86-10-68483445 Mr. Guo 86-10-68418739 News Product(s): 10078 2-Ethyl-3(5or6)-dimethyl pyrazine
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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): 13925-07-0 2-Ethyl-3,5-dimethylpyrazine
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Excellentia International Ingredients by Nature Exceptional quality and excellence in meeting our customers requirements. Excellentia International was founded in 2010 through the merger of Excellentia Flavors LLC and Polarome International. Collectively, these companies account for more than one hundred years of industry experience, and are recognized for exceptional quality and excellence in meeting our customers’ requirements. Email: Info Email: Sales Email: Regulatory Voice: 732.749.9840 Our Services Product(s): 2-Ethyl-3,6-Dimethyl Pyrazine (Pyrazine Mix. # 10, 14, 24) Natural
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M&U International LLC Steady supply & demand Meeting customers increasing demands at home as well as abroad. M&U dedicates itself to the development and production of new products as well as continuously promoting those new products. We’ve maintained a steady supply&demand relationship with a large number of manufacturers at home and abroad. We’ve developed an extensive network and because of our relationships with these manufacturers, we’re able to provide a stable supply of great quality materials. We’re located in China’s largest communications hub, Shanghai and in the U.S. near one of the largest sea ports on the East Coast. The strategic locations of our facilities ensure convenient, prompt and secure delivery of our products to our customers. Email: Sales US Email: Sales Voice: +86-21-32515501 60762991 60762992 Fax: +86-21-32515502 64204960 US Voice: 908-359-9000 US Fax: 908-359-9002 News Product(s): H0209 3,5 Cocoa Pyrazine
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Moellhausen S.P.A. THE CHEMISTRY OF EMOTIONS Innovation and commitment in the name of excellence. After 50 years in business, Moellhausen stands out as one of the world’s leading family-run companies in the industry of flavors and fragrances, raw materials, and specialties. Voice: +39 039.685.6262 Fax: +39 039.685.6263 Facebook Twitter Linkedin Youtube A network of knowledge to grow together Sustainability is at the foundation of a Pervasive technology and total control Product(s): 1000646 3,5 COCOA PIRAZINA
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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): 05-28000 3-ETHYL-2,6-DIMETHYL PYRAZINE 05-27410 2-ETHYL-3,5,6-DIMETHYLPYRAZINE NATURAL 05-28025 3-ETHYL-2,6-DIMETHYL PYRAZINE NATURAL
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Robinson Brothers Limited Providing Excellence in Chemistry Award-winning UK chemical manufacturer of chemical intermediates and high-impact aroma chemicals. Based in the UK, Robinson Brothers is an award-winning chemical manufacturer of chemical intermediates and high-impact aroma chemicals. Robinson Brothers serve many industry sectors across the globe, include: flavour/fragrance, pharmaceutical, agrochemical and material sciences. Our team of Chemists are experts in custom synthesis, contract manufacture and process optimisation. Email: Info Email: Sales Voice: +44 (0)121 553 2451 Fax: +44 (0)121 500 5183 Twitter Linkedin News And Exhibitions Custom Synthesis Industries And Applications https://www.robinsonbrothers.uk/chemistry-competences Products List: View Product(s): PZ0080 2-Ethyl-3,5(6)-dimethylpyrazine F&F
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Tianjin Danjun International Trade Co., LTD. Quality Products We know the Chinese chemical market well. Tianjin danjun international trade co., LTD. is an organic chemicals trading company approved by the relevant state authorities to register. We have about 300 kinds of products (natural aroma chemicals, synthetic aroma chemicals and pharmaceutical intermediates). Most of the products are used in flavor and fragrance industry. We know the Chinese chemical market well and we have close relationship with many of the main manufacturers, and to provide our customers with quality goods together with comprehensive service. Email: Info Email: Sales Voice: +86-15822601686 Products List: View Product(s): B-014 2-Ethyl-3(5or6)-dimethyl pyrazine
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WholeChem, LLC Connecting Innovators To the Building Blocks Of the Universe Custom manufacturer and distributor of specialty ingredients. We make global local. SQF-Certified Supplier We owe our success to our integrity, our dedication to the industry, and our commitment to our clients. We invite your inquiries regarding our current product list and any other products you may be having trouble sourcing. Email: Info Email: Orders Voice: +1 (262) 995.8668 Certification Our Services Products List: View Product(s): 2-Ethyl-3(5or6)-dimethyl pyrazine
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| Flavor Demo Formulas | ||
| CAS Number: | 13925-07-0 |  3D/inchi
|
| ECHA EINECS - REACH Pre-Reg: | 237-694-1 | |
| FDA UNII: | R182EY5L8C | |
| Nikkaji Web: | J113.400K | |
| Beilstein Number: | 0636984 | |
| CoE Number: | 727 | |
| XlogP3: | 1.50 (est) | |
| Molecular Weight: | 136.19764000 | |
| Formula: | C8 H12 N2 | |
| NMR Predictor: | Predict (works with chrome or firefox) | |
Category: flavor and fragrance 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: | 776 2-ethyl-3,5-dimethylpyrazine |
| DG SANTE Food Flavourings: | 14.024 2-ethyl-3,5-dimethylpyrazine |
| FEMA Number: | 3150 2-ethyl-3,5-dimethylpyrazine |
| FDA: | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF): | 13925-07-0 ; 3-ETHYL-2,6-DIMETHYLPYRAZINE |
Physical Properties:
| Appearance: | colorless to pale yellow clear liquid (est) |
| Assay: | 95.00 to 100.00 % sum of isomers |
| Food Chemicals Codex Listed: | No |
| Boiling Point: | 180.00 to 182.00 °C. @ 760.00 mm Hg |
| Vapor Pressure: | 0.814000 mmHg @ 25.00 °C. (est) |
| Flash Point: | 156.00 °F. TCC ( 68.89 °C. ) |
| logP (o/w): | 1.457 (est) |
| Soluble in: | |
| alcohol | |
| water | |
| water, 1473 mg/L @ 25 °C (est) | |
Organoleptic Properties:
| Odor Type: nutty | |
| burnt almond roasted nutty coffee | |
| Odor Description: at 0.10 % in dipropylene glycol. | burnt almonds roasted nuts coffee |
| peanut nutty caramellic coffee musty cocoa roasted | |
| Odor Description: | Peanut, nutty, caramel, coffee, musty, cocoa, pyrazine and roasted Mosciano, Gerard P&F 22, No. 5, 67, (1997) |
| Flavor Type: nutty | |
| sweet nutty caramellic coffee corn cocoa potato | |
| Taste Description: at 2.00 ppm. | Sweet, nutty, caramellic, coffee, corn, cocoa and potato Mosciano, Gerard P&F 22, No. 5, 67, (1997) |
| Odor and/or flavor descriptions from others (if found). | |
Cosmetic Information:
| CosIng: | cosmetic data |
| Cosmetic Uses: |
perfuming agents |
Suppliers:
Safety Information:
| Preferred SDS: View | |
| 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: | |
|
gavage-rat LD50 [sex: M,F] 504 mg/kg (Posternak et al., 1975) oral-rat LD50 456 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 3,5-cocoa pyrazine usage levels up to: | |||
| 0.1000 % in the fragrance concentrate. | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 1.20 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.30 (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: 4 | |||
| Click here to view publication 4 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | - | 5.00000 | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | 5.00000 | |
| fruit ices: | - | 5.00000 | |
| gelatins / puddings: | - | 5.00000 | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | - | 5.00000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | - | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | - | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | - | |
Safety References:
| Flavor & Extract Manufacturers Association (FEMA) reference(s): | |
| The FEMA GRAS assessment of pyrazine derivatives used as flavor ingredients. View pdf | |
| 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): | |
| Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) on a request from the Commission related to Flavouring Group Evaluation 17 (FGE.17): Pyrazine derivatives from chemical group 24 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) View page or View pdf | |
| Flavouring Group Evaluation 50 (FGE.50): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17 (2005) (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 17, Revision 1 (FGE.17Rev1): Pyrazine derivatives from chemical group 24 - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) [1] View page or View pdf | |
| Scientific Opinion on Flavouring Group Evaluation 17, Revision 2 (FGE.17Rev2): Pyrazine derivatives from chemical group 24 View page or View pdf | |
| Scientific Opinion on Flavouring Group Evaluation 50, Revision 1 (FGE.50Rev1): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17Rev2 (2010) View page or View pdf | |
| Safety and efficacy of pyrazine derivatives including saturated ones belonging to chemical group 24 when used as flavourings for all animal species View page or View pdf | |
| EPI System: | View |
| AIDS Citations: | Search |
| Cancer Citations: | Search |
| Toxicology Citations: | Search |
| EPA Substance Registry Services (TSCA): | 13925-07-0 |
| EPA ACToR: | Toxicology Data |
| EPA Substance Registry Services (SRS): | Registry |
| Laboratory Chemical Safety Summary : | 26334 |
| National Institute of Allergy and Infectious Diseases: | Data |
| 2-ethyl-3,5-dimethylpyrazine | |
| Chemidplus: | 0013925070 |
References:
| 2-ethyl-3,5-dimethylpyrazine | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 13925-07-0 |
| Pubchem (cid): | 26334 |
| Pubchem (sid): | 134990417 |
| Flavornet: | 13925-07-0 |
| 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 |
| CHEMBL: | View |
| HMDB (The Human Metabolome Database): | HMDB40299 |
| FooDB: | FDB020021 |
| YMDB (Yeast Metabolome Database): | YMDB01441 |
| Typical G.C. | |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
Potential Blenders and core components note
Potential Uses:
| almond | FR | |
| bread | FL | |
| burnt | FL | |
| chicory root | FL | |
| chocolate cocoa | FL | |
| coffee | FR | |
| meat | FL | |
| nut | FL | |
| peanut | FR | |
| potato | FL | |
| saffron | FR | |
| tobacco | FR |
Occurrence (nature, food, other): note
| barley roasted barley Search Trop Picture | |
| chicory root Search Trop Picture | |
| coffee Search PMC Picture | |
| lavender oil spike spain @ 0.019% Data GC Search Trop Picture | |
| peanut roasted peanut Search Trop Picture | |
| potato Search Trop Picture | |
| rice cakes PbMd Search PMC Picture | |
| rum Search PMC Picture | |
| tea leaf Search Trop Picture | |
| whiskey Search Picture |
Synonyms:
| 3,5- | cocoa pyrazine |
| 3,5- | dimethyl-2-ethylpyrazine |
| 2,6- | dimethyl-3-ethyl pyrazine |
| 2,6- | dimethyl-3-ethylpyrazine |
| 3- | ethyl-2,6-dimethyl pyrazine |
| 3- | ethyl-2,6-dimethylpyrazine |
| 2- | ethyl-3,5-dimethyl pyrazine |
| 2- | ethyl-3,5-dimethyl-pyrazine |
| 2- | ethyl-3,5-dimethylpyrazine |
| pyrazine, 2-ethyl-3,5-dimethyl- | |
| pyrazine, 2,6-dimethyl-3-ethyl- | |
| pyrazine, 3,5-dimethyl-2-ethyl- |