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| IUPAC name : | 2-ethenylpyrazine |
| InChI : | InChI=1/C6H6N2/c1-2-6-5-7-3-4-8-6/h2-5H,1H2 |
| InChIKey : | KANZWHBYRHQMKZ-UHFFFAOYAC |
| SMILES : | C=CC1=NC=CN=C1 |
| cas number : | 4177-16-6 |
| (EINECS) number : | 224-045-2 |
| coe number : | 11370 |
| fl. number : | 14.151 |
| molar refractivity : | 33.35 ± 0.3 cm3 |
| parachor : | 260.5 ± 4.0 cm3 |
| index of refraction : | 1.568 ± 0.02 |
| surface tension : | 42.8 ± 3.0 dyne/cm |
| density : | 1.042 ± 0.06 g/cm3 |
| polarizability : | 13.22 ± 0.5 10-24cm3 |
| XlogP : | 0.60 |
| molecular weight : | 106.1252400 |
| formula : | C6 H6 N2 |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
Suppliers :
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| Endeavour : | 2-Vinylpyrazine
98% |
| Penta : | 2-vinyl pyrazine
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| Penta : | 2-vinyl pyrazine
10% in propylene glycol |
| Tokyo Chemical Industry : | 2-Vinylpyrazine
>98.0%(GC) (stabilized with TBC) |
organoleptics :
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odor description :
| nutty |
properties :
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.05200 @ 20.00 °C.
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| refractive index : | 1.55300 @ 20.00 °C.
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| boiling point : | 76.00 °C. @ 30.00 mm Hg
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| boiling point : | 158.00 to 159.00 °C. @ 760.00 mm Hg
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| flash point : | 140.00 °F. TCC ( 60.00 °C. )
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| logP (o/w) : | 0.58 |
safety :
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| Oral Toxicity(LD50) : | | |
Not determined
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| Dermal Toxicity(LD50) : | | |
Not determined
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| Inhalation Toxicity(LC50) : | | |
Not determined
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safety in use :
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| recommendation for 2-vinyl pyrazine usage levels up to : | | | not for fragrance use.
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safety references :
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| EPI System : | view |
| Canada Domestic Sub. List : | Yes |
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| | | |
| | 2-ethenylpyrazine
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| (EINECS) number : | 224-045-2 |
| chemidplus : | 004177166 |
| EPA Substance Registry Services : | 4177-16-6 |
references :
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| | 2-ethenylpyrazine
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| fl. number : | 14.151 |
| NIST Chemistry WebBook : | 1514605402 |
| pubchem : | 654897 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |
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synonyms :
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| | ethenyl pyrazine | | 2- | ethenylpyrazine | | | vinyl pyrazine |
soluble in :
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| | alcohol |
insoluble in :
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| | water |
(odor and/or flavor) blends with :
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| | acetal |
| | acetyl acetaldehyde dimethyl acetal |
| | acetyl propionyl |
| 2- | acetyl pyrazine |
| 3- | acetyl pyridine |
| 2- | acetyl pyrrole |
| | acetyl pyrroline |
| 2- | acetyl thiazole |
| 2- | acetyl-2-thiazoline |
| 5- | acetyl-2,3-dihydro-1,4-thiazine |
| 3- | acetyl-2,5-dimethyl furan |
| 2- | acetyl-3-ethyl pyrazine |
| 2- | acetyl-3-methyl pyrazine |
| 2- | acetyl-3,5-dimethyl pyrazine |
| 2- | acetyl-5-methyl furan |
| | aconitic acid |
| | allyl 2-ethyl butyrate |
| iso | amyl nonanoate |
| alpha- | angelica lactone |
| | benzothiazole |
| | bornyl isobutyrate |
| | boronia butenal |
| | butyramide |
| | butyroin |
| | chocolate pyrazine A |
| | chocolate pyrazine B |
| | cocoa pyrazine |
| 3,6- | cocoa pyrazine |
| | coconut absolute |
| | coffee furanone |
| | coumane |
| | coumarin |
| para- | cresyl laurate |
| | cyclohexyl methyl pyrazine |
| (E,E)-2,4- | decadien-1-al |
| 2,5- | diethyl thiazole |
| 3,5- | diethyl-2-methyl pyrazine |
| 2,5- | diethyl-3-methyl pyrazine |
| 2,5- | diethyl-4-methyl thiazole |
| | difurfuryl ether |
| 6,7- | dihydro-2,3-dimethyl-5H-cyclopentapyrazine |
| | dihydroxyacetophenone |
| | dimethyl dihydrocyclopentapyrazine |
| 2,3- | dimethyl pyrazine |
| 2,5- | dimethyl pyrazine |
| 2,6- | dimethyl pyridine |
| 2,5- | dimethyl thiazole |
| 4,5- | dimethyl thiazole |
| 2,5- | dimethyl thiophene |
| 4,5- | dimethyl-2-ethyl-3-thiazoline |
| 2,4- | dimethyl-5-vinyl thiazole |
| 2- | ethoxythiazole |
| | ethyl 2-hydroxy-2-methyl butyrate |
| 2- | ethyl pyrazine |
| 1- | ethyl-2-acetyl pyrrole |
| 5- | ethyl-2-methyl pyridine |
| 2- | ethyl-3-methoxypyrazine |
| 2- | ethyl-4-methyl thiazole |
| (Z+E)-5- | ethyl-4-methyl-2-(2-butyl) thiazoline |
| (Z+E)-5- | ethyl-4-methyl-2-(2-methyl propyl) thiazoline |
| | filbert heptenone |
| | filbert pyrazine |
| | furfuryl thioacetate |
| 3-(2- | furyl) acrolein |
| | hazelnut oleoresin |
| | hazelnut pyrazine |
| (E,E)-2,4- | heptadien-1-ol |
| gamma- | heptalactone |
| 2- | heptyl furan |
| 2,4- | hexadien-1-ol |
| 3,4- | hexane dione |
| 2- | hexyl-5 or 6-keto-1,4-dioxane |
| 4- | hydroxybenzoic acid |
| | maraniol |
| | menthofuran |
| 2- | methoxypyrazine |
| | methyl 2-(methyl thio) acetate |
| 2'- | methyl acetophenone |
| 2- | methyl anisole |
| para- | methyl anisole |
| 2- | methyl butyraldehyde |
| 2- | methyl pyrazine |
| 2- | methyl quinoxaline |
| 5- | methyl quinoxaline |
| 4- | methyl thiazole |
| 2- | methyl thio-3,5 or 6-methyl pyrazine |
| 2-( | methyl thio) acetaldehyde |
| | methyl valerate |
| 3- | methyl-2-buten-1-al |
| 2- | methyl-3-(methyl thio) pyrazine |
| 2- | methyl-3-propyl pyrazine |
| 2- | methyl-3,(5 or 6)-ethoxypyrazine |
| 2- | methyl-5-isopropyl pyrazine |
| (E,E)-2,4- | nonadien-1-al |
| (E,Z)-2,6- | nonadien-1-yl acetate |
| | nutty cyclohexenone |
| | nutty quinoxaline |
| | nutty thiazole |
| | peanut dithiazine |
| | peanut oxazole |
| | popcorn pyrimidine |
| | propionaldehyde |
| 2- | propionyl thiazole |
| 2- | propionyl-2-thiazoline |
| | propyl benzoate |
| iso | propyl pyrazine |
| 2- | propyl pyridine |
| | pyrazines mixture |
| | pyrrole |
| | saffron pyranone |
| | salicylic acid |
| | sandalwood oil |
| | shoyu pyrazine |
| | sulfuryl butyrate |
| | sulfuryl decanoate |
| | sulfuryl formate |
| | sulfuryl hexanoate |
| | sulfuryl isobutyrate |
| | sulfuryl octanoate |
| | sulfuryl propionate |
| 2,3,5,6- | tetramethyl pyrazine |
| | thiazole |
| (E)- | tiglic aldehyde |
| | tobacco butenal |
| | tonka bean absolute |
| | tonka bean resinoid |
| 2,4,5- | trimethyl oxazole |
| 2,3,5- | trimethyl pyrazine |
| | tropical thiazole |
| | valeraldehyde |
| | valeraldehyde dibutyl acetal |
| | valeraldehyde propylene glycol acetal |
| | vinyl sulfurol |
| | whiskey lactone |
(odor and/or flavor) used in :
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| | beef | | | coffee | | | nut | | | nut filbert | | | nut peanut |
natural occurrence in :
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| beef |
| coffee |
| filbert |
| peanut |
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