Isopropenyl pyrazine
Grundinformationen
- CAS
38713-41-6- Standard-SMILES
C=C(C)c1cnccn1- InChIKey
JMKUTMOIKCXELD-UHFFFAOYSA-N- Summenformel
- C7H8N2
- Durchschnittliche Molmasse
- 120,15 g/mol
- Monoisotopische Masse
- 120,06874826
Überblick
(1-Methylethenyl)pyrazine is a member of pyrazines.
Namen und Bezeichner
- Bevorzugter Name
- Isopropenyl pyrazine
- IUPAC
- 2-prop-1-en-2-ylpyrazine
- Englischer Name
- (1-Methylene-ethyl)pyrazine
- Summenformel
- C7H8N2
- Molmasse
- 120.15
Namen und Synonyme
Isopropenylpyrazine38713-41-62-IsopropenylpyrazinePyrazine, (1-methylethenyl)-2-prop-1-en-2-ylpyrazineISOPROPENYL PYRAZINEFEMA No. 32962-(1-Methylvinyl)pyrazinePyrazine, 2-(1-methylethenyl)-2-Isopropenyl-1,4-diazine2-(alpha-Methylvinyl)pyrazinePrazine, (1-methylethenyl)-
Weitere Namen anzeigen
FEMA 32961-Methylethenylpyrazine(1-Methylene-ethyl)pyrazine
D901VJ3P4X(.ALPHA.-METHYLVINYL)PYRAZINEDTXSID2068135ISOPROPENYLPYRAZINE [FHFI]Caramel pyrazineRefChem:7920951-(Methyl ethenyl)pyrazine2-(1-Methyl vinyl) pyrazine
Datenbank-Bezeichner
- CAS
38713-41-6- PubChem CID
- 62897
- DTXSID
DTXSID2068135- ChEBI
CHEBI:193692- UNII
- D901VJ3P4X
- EC Number
- 662-720-7
- Nikkaji
- J101.078F
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 1,2
- Polarare Oberfläche (TPSA)
- 25,8 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 2
- Frei drehbare Bindungen
- 1
- Schwere Atome
- 9
- Formalladung
- 0
- Komplexität
- 109
Experimentelle und physikochemische Eigenschaften
Food AdditivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Density0.964-0.968
Solubility
Practically insoluble to insoluble in water
Soluble (in ethanol)
Refractive Index1.480-1.486
Physical DescriptionColourless to pale orange liquid; Caramel like nutty roasted aroma
Physikochemische Eigenschaften
- Siedepunkt
- 173.5 · 173.5±20.0 °C(Predicted)
- Dichte
- 0.987 · 0.987±0.06 g/cm3(Predicted)
- FEMA
- 3296 · 3296 | ISOPROPENYLPYRAZINE
- pka
- 0.54 · 0.54±0.10(Predicted)
- Geruch (Odor)
- 0.1 % · at 0.10 % in dipropylene glycol. caramellic chocolate nutty roasted
- Geruchsart
- caramellic
- JECFA Number
- 2125 · 2125
- LogP
- 1.14 · 1.14
- EPA chemische Informationen
- Pyrazine, (1-methylethenyl)- (38713-41-6)
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
Danger
H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
P264, P270, P301+P316, P321, P330, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory.
Gefahrenhinweise
Regulatory Information
Chemical: Pyrazine, (1-methylethenyl)-
Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)
Pyrazine, (1-methylethenyl)-: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesAcute Tox. 3 (100%)
Sicherheitsdaten
- tsca
- TSCA listed
Chemie und Industrie
Pharmakologische Informationen
Cellular LocationsCytoplasm
Verwendung und Herstellung
Use Classification
Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
Flavoring Agents -> JECFA Flavorings Index
General Manufacturing InformationPyrazine, 2-(1-methylethenyl)-: ACTIVE
Anwendungen
BeschreibungSynthesized by alkylation of the Mannich base obtained by reacting formaldehyde and dimethylamine with ethylpyrazine, followed by the Hoffmann degradation.
OccurrenceReported found in fried chicken, cocoa, roasted peanuts, peanut butter, oat groats, toasted sesame seeds and malt
Darstellung
synthetischeBy alkylation of the Mannich base obtained by reacting formaldehyde and dimethylamine with ethylpyrazine, followed by the Hoffmann degradation
Anbieter8 Anbieter
杭州品高化工有限公司0571-87658025 · [email protected]
Hangzhou Sage Chemical Co., Ltd.+86057186818502 13588463833 · [email protected]
HANGZHOU LEAP CHEM CO., LTD.+86-571-87711850 +86-15355479329 · [email protected]
BOC Sciences[email protected]
Shaanxi Didu New Materials Co. Ltd+86-86-17392712779 +86-13289823923 · [email protected]
兰州康寓信生物科技有限公司0943-8293106 · [email protected]
Jilin Chinese Academy of Sciences-yanshen Technology18143011203 · [email protected]
HANGZHOU LEAP CHEM CO., LTD.+86-571-87711850 +8619957148339 · [email protected]
Zugehörige Reaktionen
0
Keine Reaktionsaufzeichnungen unter den aktuellen Filterkriterien.
Notizen zur Verbindung
Wird geladen…