49722

4-Methyl-3-penten-2-one

analytical standard

• Synonim(y): Mesityl oxide, 4-Methyl-3-penten-2-one
• Wzór liniowy: (CH₃)₂C=CHCOCH₃
• Numer CAS: 141-79-7
• Masa cząsteczkowa: 98.14
• Beilstein: 1361550
• Numer WE: 205-502-5
• Numer MDL: MFCD00008900
• Kod UNSPSC: 85151701
• Identyfikator substancji w PubChem: 329757511
• NACRES: NA.24

Właściwości

• klasa czystości: analytical standard
• Poziom jakości: 100
• Próba: ≥99.0% (GC)
• okres trwałości: limited shelf life, expiry date on the label
• metody: HPLC: suitable; gas chromatography (GC): suitable
• zanieczyszczenia: ≤0.5% water
• współczynnik refrakcji: n20/D 1.440-1.446; n20/D 1.442 (lit.)
• tw: 130 °C (lit.)
• mp: -41.5 °C (lit.)
• gęstość: 0.858 g/mL at 25 °C (lit.)
• Zastosowanie: cleaning products; cosmetics; flavors and fragrances; food and beverages; personal care
• format: neat
• ciąg SMILES: C\C(C)=C\C(C)=O
• InChI: 1S/C6H10O/c1-5(2)4-6(3)7/h4H,1-3H3
• Klucz InChI: SHOJXDKTYKFBRD-UHFFFAOYSA-N

Opis

Opis ogólny

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

Zastosowanie

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.

Polecane produkty

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

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Informacja o środkach bezpieczeństwa

• Piktogramy: GHS02,GHS06
• Hasło ostrzegawcze: Danger
• Zwroty wskazujące rodzaj zagrożenia: H226,H302 + H312,H315,H319,H331,H335
• Zwroty wskazujące środki ostrożności: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P311 - P305 + P351 + P338
• Klasyfikacja zagrożeń: Acute Tox. 3 Inhalation - Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Organy docelowe: Respiratory system
• Kod klasy składowania: 3 - Flammable liquids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): 87.8 °F - closed cup
• Temperatura zapłonu (°C): 31 °C - closed cup