49722

4-Methyl-3-penten-2-one

analytical standard

• Sinonimo/i: Mesityl oxide, 4-Methyl-3-penten-2-one
• Formula condensata: (CH₃)₂C=CHCOCH₃
• Numero CAS: 141-79-7
• Peso molecolare: 98.14
• Beilstein: 1361550
• Numero CE: 205-502-5
• Numero MDL: MFCD00008900
• Codice UNSPSC: 85151701
• ID PubChem: 329757511
• NACRES: NA.24

Proprietà

• Grado: analytical standard
• Livello qualitativo: 100
• Saggio: ≥99.0% (GC)
• Durata: limited shelf life, expiry date on the label
• tecniche: HPLC: suitable; gas chromatography (GC): suitable
• Impurezze: ≤0.5% water
• Indice di rifrazione: n20/D 1.440-1.446; n20/D 1.442 (lit.)
• P. eboll.: 130 °C (lit.)
• Punto di fusione: -41.5 °C (lit.)
• Densità: 0.858 g/mL at 25 °C (lit.)
• applicazioni: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• Formato: neat
• Stringa SMILE: C\C(C)=C\C(C)=O
• InChI: 1S/C6H10O/c1-5(2)4-6(3)7/h4H,1-3H3; SHOJXDKTYKFBRD-UHFFFAOYSA-N

Descrizione

Descrizione generale

4-Methyl-3-penten-2-one belongs to the volatile organic compounds (VOCs) class of chemicals.

Applicazioni

4-Methyl-3-penten-2-one may be used as a reference standard for the determination of 4-methyl-3-penten-2-one in Irish beef meats by gas chromatography-olfactometry (GC-O), in human urine by static headspace extraction followed by analysis using GC with mass spectrometry (MS), in caja-umbu (Spondias sp.) fruits by GC-MS and in wild gilthead sea bream (Sparus aurata) by simultaneous distillation-extraction (SDE) followed by analysis using GC with flame ionization detector (FID) as well as GC-MS.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Prodotti consigliati

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Informazioni sulla sicurezza

• Pittogrammi: GHS02,GHS06
• Avvertenze: Danger
• Indicazioni di pericolo: H226,H302 + H312,H315,H319,H331,H335
• Consigli di prudenza: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P311 - P305 + P351 + P338
• Classi di pericolo: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Organi bersaglio: Respiratory system
• Codice della classe di stoccaggio: 3 - Flammable liquids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): 87.8 °F - closed cup
• Punto d’infiammabilità (°C): 31 °C - closed cup