257486

2-Methyl-1-butene

98%

• Synonyme(s) : γ-Isoamylene, 1-Isoamylene, 2-Methyl-1-butylene
• Formule linéaire : CH₃CH₂C(CH₃)=CH₂
• Numéro CAS: 563-46-2
• Poids moléculaire : 70.13
• Numéro Beilstein : 505975
• Numéro CE : 209-250-7
• Numéro MDL: MFCD00009333
• Code UNSPSC : 12352100
• ID de substance PubChem : 24855592
• Nomenclature NACRES : NA.22

Propriétés

• Pression de vapeur: 9.98 psi ( 20 °C)
• Niveau de qualité: 100
• Pureté: 98%
• Forme: liquid
• Indice de réfraction: n20/D 1.378 (lit.)
• Point d'ébullition: 31 °C (lit.)
• Pf: −137 °C (lit.)
• Densité: 0.65 g/mL at 25 °C (lit.)
• Température de stockage: 2-8°C
• Chaîne SMILES: CCC(C)=C
• InChI: 1S/C5H10/c1-4-5(2)3/h2,4H2,1,3H3
• Clé InChI: MHNNAWXXUZQSNM-UHFFFAOYSA-N

Description

Description générale

Reactivity of 2-methyl-1-butene in the etherification reaction with ethanol catalyzed by a strongly acidic macroreticular resin catalyst has been investigated. Kinetics and mechanism of addition of hydrogen and deuterium chloride to 2-methyl-1-butene in nitromethane has been investigated.

Application

• Combustion Properties Analysis: A detailed study on the combustion properties of a gasoline-like blend of pentene isomers, including 2-Methyl-1-butene, provided insights into laminar flame speed, ignition delay time, and CO laser absorption, aiding in the optimization of fuel formulations for enhanced engine performance (Gregoire et al., 2023).


• Hydrogenation Mechanism Study: Research utilizing the parahydrogen-induced polarization technique explored the mechanisms of methylenecyclobutane hydrogenation over supported metal catalysts, with 2-Methyl-1-butene serving as a key intermediate, offering potential advancements in catalytic process development (Salnikov et al., 2022).


• Reaction Kinetics with Hydrogen Atoms: An extensive theoretical study examined the reactions of hydrogen atoms with small alkenes, including 2-Methyl-1-butene, shedding light on the hierarchical reaction mechanisms crucial for understanding and designing better chemical synthesis processes (Power et al., 2021).


• Ozonolysis of Asymmetric Alkenes: A study on the ozonolysis of asymmetric alkenes, including 2-Methyl-1-butene, used matrix isolation and FT-IR spectroscopy to investigate the chemical pathways, providing valuable insights into atmospheric chemistry and pollutant degradation (Wang et al., 2020).

Informations sur la sécurité

• Pictogrammes: GHS02
• Mention d'avertissement: Danger
• Mentions de danger: H224
• Conseils de prudence: P210 - P233 - P240 - P241 - P242 - P403 + P233
• Classification des risques: Flam. Liq. 1
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): -34.6 °F - closed cup
• Point d'éclair (°C): -37 °C - closed cup
• Équipement de protection individuelle: Eyeshields, Faceshields, Gloves