11038

2,3-Butanedione

analytical standard

• Sinónimos: Biacetyl, Diacetyl
• Fórmula lineal: CH₃COCOCH₃
• Número de CAS: 431-03-8
• Peso molecular: 86.09
• Beilstein: 605398
• Número CE: 207-069-8
• Número MDL: MFCD00008756
• Código UNSPSC: 41116107
• ID de la sustancia en PubChem: 329749296
• NACRES: NA.24

Propiedades

• grado: analytical standard
• Nivel de calidad: 100
• densidad de vapor: 3 (vs air)
• presión de vapor: 52.2 mmHg ( 20 °C)
• Análisis: ≥99.0% (GC)
• temp. de autoignición: 345 °C
• caducidad: limited shelf life, expiry date on the label
• técnicas: HPLC: suitable; gas chromatography (GC): suitable
• índice de refracción: n20/D 1.394 (lit.)
• bp: 88 °C (lit.)
• densidad: 0.981 g/mL (lit.)
• aplicaciones: cleaning products; cosmetics; environmental; flavors and fragrances; food and beverages; personal care
• formato: neat
• cadena SMILES: CC(=O)C(C)=O
• InChI: 1S/C4H6O2/c1-3(5)4(2)6/h1-2H3
• Clave InChI: QSJXEFYPDANLFS-UHFFFAOYSA-N

Descripción

Descripción general

2,3-Butanedione, a volatile compound, is a product of citrate metabolism that is generally produced by certain bacteria including Lactococcus lactis ssp. diacetylactis and Leuconostoc citrovorum. It has a typical buttery flavor and is commonly found in fermented dairy products, such as sour cream, yogurt and cottage cheese.

Aplicación

2,3-Butanedione may be used as an analytical standard for the determination of the analyte in milk and human breath samples by solid-phase microextraction and gas chromatography.

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

Productos recomendados

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Información de seguridad

• Pictogramas: GHS02,GHS06,GHS08,GHS05
• Palabra de señalización: Danger
• Frases de peligro: H225,H302,H315,H317,H318,H331,H373
• Consejos de prudencia: P210 - P280 - P301 + P312 - P304 + P340 + P311 - P305 + P351 + P338 - P314
• Clasificaciones de peligro: Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation
• Órganos de actuación: Respiratory system
• Código de clase de almacenamiento: 3 - Flammable liquids
• Clase de riesgo para el agua (WGK): WGK 2
• Punto de inflamabilidad (°F): 44.6 °F - closed cup
• Punto de inflamabilidad (°C): 7 °C - closed cup
• Equipo de protección personal: Eyeshields, Faceshields, Gloves, Heavyweight Gloves, Safety Clothing, type ABEK (EN14387) respirator filter