8.05852

1-Methylimidazole

for synthesis

• Synonyme(s) : 1-Methylimidazole, N-Methylimidazole
• Formule empirique (notation de Hill): C₄H₆N₂
• Numéro CAS: 616-47-7
• Poids moléculaire : 82.10
• Numéro MDL: MFCD00005292
• Code UNSPSC : 12352005
• Numéro de classement CE : 210-484-7
• Nomenclature NACRES : NA.22

Propriétés

• Pression de vapeur: 0.4 hPa ( 20 °C)
• Niveau de qualité: 200
• Pureté: ≥99.0% (GC)
• Forme: liquid
• Température d'inflammation spontanée: 525 °C
• Puissance: 1144 mg/kg LD₅₀, oral (Rat); 400-640 mg/kg LD₅₀, skin (Rabbit)
• Limite d'explosivité: 2.7-15.7 % (v/v)
• pH: 9.5-10.5 (20 °C, 50 g/L in H₂O)
• Point d'ébullition: 198 °C/1013 hPa
• Pf: -2 °C
• Température de transition: flash point 92 °C
• Densité: 1.035 g/cm³ at 20 °C
• Température de stockage: 2-30°C
• InChI: 1S/C4H6N2/c1-6-3-2-5-4-6/h2-4H,1H3
• Clé InChI: MCTWTZJPVLRJOU-UHFFFAOYSA-N

Description

Application

• Enhancement of noncorrosive electrolytes: Research discusses the role of 1-Methylimidazole in improving the properties of noncorrosive electrolytes for battery applications. This study explores how 1-Methylimidazole acts as a high donor number cosolvent, aiding in the release of free anions from commercially available magnesium salts, which could lead to innovations in battery technology (Xiao et al., 2024).
• Catalytic applications in organic synthesis: 1-Methylimidazole is utilized as a ligand in an air-stable ruthenium(II) complex, facilitating catalytic transfer hydrogenation of ketones from ethanol. This application demonstrates the catalytic versatility of 1-Methylimidazole in synthetic organic chemistry, providing a method for more efficient and sustainable chemical reactions (Beaufils et al., 2024).
• Functional materials for biomedical applications: Research involving 1-Methylimidazole focuses on developing sodium alginate- and cationic cellulose-functionalized polycaprolactone nanofibers. These materials are designed for specific in vitro and antibacterial applications, indicating the utility of 1-Methylimidazole in the creation of functional biomedical materials (Tolba et al., 2023).

Remarque sur l'analyse

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.034 - 1.036
Identity (IR): passes test

Informations sur la sécurité

• Pictogrammes: GHS05,GHS06
• Mention d'avertissement: Danger
• Mentions de danger: H302 - H311 - H314
• Conseils de prudence: P270 - P280 - P301 + P312 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338
• Classification des risques: Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Skin Corr. 1B
• Code de la classe de stockage: 6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): 197.6 °F - closed cup
• Point d'éclair (°C): 92 °C - closed cup