8.05791

Mesityl oxide

for synthesis

• Synonyme(s) : Mesityl oxide, Isopropylideneacetone, 4-Methyl-3-penten-2-one
• Formule linéaire : (CH₃)₂CCHCOCH₃
• Numéro CAS: 141-79-7
• Poids moléculaire : 98.14
• Numéro MDL: MFCD00008900
• Code UNSPSC : 12352115
• Numéro de classement CE : 205-502-5
• Nomenclature NACRES : NA.22

Propriétés

• Pression de vapeur: 10.5 hPa ( 20 °C)
• Niveau de qualité: 200
• Forme: liquid
• Température d'inflammation spontanée: 344 °C
• Puissance: 1120 mg/kg LD₅₀, oral (Rat); 5150 mg/kg LD₅₀, skin (Rabbit)
• Limite d'explosivité: 1.4-10.1 % (v/v)
• Point d'ébullition: 130 °C/1013 hPa
• Pf: -59 °C
• Température de transition: flash point 28 °C
• Densité: 0.85 g/cm³ at 20 °C
• Température de stockage: 2-30°C
• InChI: 1S/C6H10O/c1-5(2)4-6(3)7/h4H,1-3H3
• Clé InChI: SHOJXDKTYKFBRD-UHFFFAOYSA-N

Description

Application

• Nanomaterial synthesis: Mesityl oxide is employed in the chemical reactivity studies of the tryptophan/acetone/DMSO triad system, highlighting its potential applications in the innovative synthesis of nanomaterials, advancing green chemistry initiatives (Huang et al., 2023).
• Electrode modification for residue detection: Utilized in the detection of residual 2-Phenylphenol on lemon rind, mesityl oxide served as a solvent in the electrochemical deposition of polymeric stackings, illustrating its utility in enhancing analytical methods in food safety (Kiss et al., 2022).
• Organic sensing media: Mesityl oxide was a key solvent in the anodic polymerization process for sensing phenols, indicating its effective use in the development of sensing layers for environmental monitoring (Kiss et al., 2022).
• Pharmaceutical product quality control: Mesityl oxide is instrumental in the determination of acetone and related impurities in drug product intermediates, showing its critical role in ensuring pharmaceutical quality and compliance (Quirk et al., 2014).

Remarque sur l'analyse

Assay isomers (GC, area%): ≥ 97.0 % (a/a)
a-Mesityl oxide (GC, area%): ≥ 85.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.853 - 0.856
Identity (IR): passes test

Informations sur la sécurité

• Pictogrammes: GHS02,GHS06
• Mention d'avertissement: Danger
• Mentions de danger: H226 - H302 + H312 - H315 - H319 - H331 - H335
• Conseils de prudence: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P311 - P305 + P351 + P338
• Classification des risques: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): 87.8 °F - closed cup
• Point d'éclair (°C): 31 °C - closed cup