8.05791

Mesityl oxide

for synthesis

• Sinônimo(s): Mesityl oxide, Isopropylideneacetone, 4-Methyl-3-penten-2-one
• Fórmula linear: (CH₃)₂CCHCOCH₃
• Número CAS: 141-79-7
• Peso molecular: 98.14
• Número MDL: MFCD00008900
• Código UNSPSC: 12352115
• Número do índice EC: 205-502-5
• NACRES: NA.22

Propriedades

• pressão de vapor: 10.5 hPa ( 20 °C)
• Nível de qualidade: 200
• forma: liquid
• temperatura de autoignição: 344 °C
• potência: 1120 mg/kg LD₅₀, oral (Rat); 5150 mg/kg LD₅₀, skin (Rabbit)
• Lim. expl.: 1.4-10.1 % (v/v)
• pb: 130 °C/1013 hPa
• pf: -59 °C
• temperatura de transição: flash point 28 °C
• densidade: 0.85 g/cm³ at 20 °C
• temperatura de armazenamento: 2-30°C
• InChI: 1S/C6H10O/c1-5(2)4-6(3)7/h4H,1-3H3
• chave InChI: SHOJXDKTYKFBRD-UHFFFAOYSA-N

Descrição

Aplicação

• 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).

Nota de análise

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

Informações de segurança

• Pictogramas: GHS02,GHS06
• Palavra indicadora: Danger
• Frases de perigo: H226 - H302 + H312 - H315 - H319 - H331 - H335
• Declarações de precaução: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P311 - P305 + P351 + P338
• Classificações de perigo: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Órgãos-alvo: Respiratory system
• Código de classe de armazenamento: 3 - Flammable liquids
• Classe de risco de água (WGK): WGK 1
• Ponto de fulgor (°F): 87.8 °F - closed cup
• Ponto de fulgor (°C): 31 °C - closed cup