8.07064

Pyrazine

for synthesis

• Synonyme(s) : Pyrazine, 1,4-Diazine
• Formule empirique (notation de Hill): C₄H₄N₂
• Numéro CAS: 290-37-9
• Poids moléculaire : 80.09
• Numéro MDL: MFCD00006122
• Code UNSPSC : 12352005
• Numéro de classement CE : 206-027-6
• Nomenclature NACRES : NA.22

Propriétés

• Niveau de qualité: 200
• Pureté: ≥99.0% (GC)
• Forme: crystals
• Point d'ébullition: 115-118 °C/1013 hPa
• Pf: 49-52 °C
• Température de stockage: 2-30°C
• InChI: 1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
• Clé InChI: KYQCOXFCLRTKLS-UHFFFAOYSA-N

Description

Application

• X-ray transient absorption reveals the 1Au (npi*) state of pyrazine in electronic relaxation: This study reports on the photoinduced dynamics of pyrazine, providing insights into its electronic relaxation pathways (Scutelnic et al., 2021).


• Theoretical evaluation of corrosion inhibition performance of some pyrazine derivatives: This paper evaluates the efficiency of pyrazine derivatives as corrosion inhibitors, providing a theoretical perspective on their adsorption properties (Obot and Gasem, 2014).


• Pyrazine derivatives as green oil field corrosion inhibitors for steel: Investigates the effectiveness of pyrazine derivatives in preventing corrosion in oil field applications, emphasizing their environmentally friendly properties (Obot et al., 2019).

Remarque sur l'analyse

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 51 °C
Melting range (upper value): ≤ 54 °C
Identity (IR): passes test

Informations sur la sécurité

• Pictogrammes: GHS02
• Mention d'avertissement: Danger
• Mentions de danger: H228
• Conseils de prudence: P210 - P240 - P241 - P280 - P370 + P378
• Classification des risques: Flam. Sol. 1
• Code de la classe de stockage: 4.1B - Flammable solid hazardous materials
• Classe de danger pour l'eau (WGK): WGK 3