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11038

Supelco

2,3-Butanedione

analytical standard

Sinonimo/i:

Biacetyl, Diacetyl

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About This Item

Formula condensata:
CH3COCOCH3
Numero CAS:
431-03-8
Peso molecolare:
86.09
Beilstein:
605398
Numero CE:
207-069-8
Numero MDL:
MFCD00008756
Codice UNSPSC:
41116107
ID PubChem:
329749296
NACRES:
NA.24

Grado

analytical standard

Livello qualitativo

100

Densità del vapore

3 (vs air)

Tensione di vapore

52.2 mmHg ( 20 °C)

Saggio

≥99.0% (GC)

Temp. autoaccensione

345 °C

Durata

limited shelf life, expiry date on the label

tecniche

HPLC: suitable
gas chromatography (GC): suitable

Indice di rifrazione

n20/D 1.394 (lit.)

P. ebollizione

88 °C (lit.)

Densità

0.981 g/mL (lit.)

applicazioni

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care

Formato

neat

Stringa SMILE

CC(=O)C(C)=O

InChI

1S/C4H6O2/c1-3(5)4(2)6/h1-2H3
QSJXEFYPDANLFS-UHFFFAOYSA-N

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Categorie correlate

Descrizione generale

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.

Applicazioni

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.

Prodotti consigliati

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.

Avvertenze

Danger

Indicazioni di pericolo

H225,H302,H315,H317,H318,H331,H373

Classi di pericolo

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

3 - Flammable liquids

Classe di pericolosità dell'acqua (WGK)

WGK 2

Punto d’infiammabilità (°F)

44.6 °F - closed cup

Punto d’infiammabilità (°C)

7 °C - closed cup

Dispositivi di protezione individuale

Eyeshields, Faceshields, Gloves, Heavyweight Gloves, Safety Clothing, type ABEK (EN14387) respirator filter

Scegli una delle versioni più recenti:

Certificati d'analisi (COA)

Lot/Batch Number
BCCD1377
BCBZ6098
BCBW1565
BCBS3560V
BCBR3819V

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Sigma-Aldrich

W255807

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Supelco

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trans-2-Nonenal analytical standard

Supelco

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Supelco

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2,3-Butanediol

Roger L. Lundblad
Chemical Modification of Biological Polymers, 78-78 (2011)
Determination of volatile organic compounds as biomarkers of lung cancer by SPME-GC-TOF/MS and chemometrics
Rudnicka J, et al.
Journal of Chromatography. B, Biomedical Applications, 879(30), 3360-3366 (2011)
Rapid gas-chromatographic method for the determination of diacetyl in milk, fermented milk and butter
Macciola V, et al.
Food Control, 19(9), 873-878 (2008)
Esther Serrano-Saiz et al.
Genetics, 214(1), 163-178 (2019-11-30)
Members of the superfamily of solute carrier (SLC) transmembrane proteins transport diverse substrates across distinct cellular membranes. Three SLC protein families transport distinct neurotransmitters into synaptic vesicles to enable synaptic transmission in the nervous system. Among them is the SLC17A6/7/8
Marlies De Ceuleneer et al.
Rapid communications in mass spectrometry : RCM, 25(11), 1536-1542 (2011-05-20)
Citrullination is a post-translational modification (PTM) that results from the deimination of the amino acid arginine into citrulline by Peptidyl Arginine Deiminase enzymes and occurs in a wide range of proteins in health and disease. This modification causes a 1
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