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W269107

Sigma-Aldrich

2-Methylbutyraldehyde

≥95%, FG

Sinonimo/i:

2-Methylbutanal

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About This Item

Formula condensata:
C2H5CH(CH3)CHO
Numero CAS:
Peso molecolare:
86.13
Numero FEMA:
2691
Beilstein:
1633540
Numero CE:
N° CoE:
575
Numero MDL:
Codice UNSPSC:
12164502
ID PubChem:
Numero Flavis:
5.049
NACRES:
NA.21

Origine biologica

synthetic

Livello qualitativo

Grado

FG
Fragrance grade
Halal
Kosher

agenzia

(EU Regulation 1223/2009)
(follows IFRA guidelines)

Conformità normativa

EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 117
FDA 21 CFR 172.515

Saggio

≥95%

Impurezze

<5% isopentanal

Indice di rifrazione

n20/D 1.3919 (lit.)

P. eboll.

90-92 °C (lit.)

Densità

0.806 g/mL at 20 °C
0.804 g/mL at 25 °C (lit.)

applicazioni

flavors and fragrances

Documentazione

see Safety & Documentation for available documents

Allergene alimentare

no known allergens

Allergene in fragranze

no known allergens

Organolettico

chocolate; coffee

Stringa SMILE

[H]C(=O)C(C)CC

InChI

1S/C5H10O/c1-3-5(2)4-6/h4-5H,3H2,1-2H3
BYGQBDHUGHBGMD-UHFFFAOYSA-N

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Descrizione generale

2-Methylbutyraldehyde has been identified as one of the important flavor compounds in barley crystal malts, baked potatoes, whole milk powder (WMP).

Applicazioni


  • In Staphylococcus aureus, the acyl-CoA synthetase MbcS supports branched-chain fatty acid synthesis from carboxylic acid and aldehyde precursors.: This study explores the role of the enzyme MbcS in Staphylococcus aureus, demonstrating how it utilizes 2-Methylbutyraldehyde as a precursor in the synthesis of branched-chain fatty acids, which are essential for bacterial growth and virulence (Dos Santos Ferreira et al., 2024).

  • Volatile Short-Chain Aliphatic Aldehydes Act as Taste Modulators through the Orally Expressed Calcium-Sensing Receptor CaSR.: This study investigates how volatile short-chain aldehydes, including 2-Methylbutyraldehyde, modulate taste perception through the calcium-sensing receptor CaSR, providing insights into their potential applications in food and flavor industries (Kitajima et al., 2023).

Avvertenze

Danger

Indicazioni di pericolo

Classi di pericolo

Aquatic Chronic 2 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

3 - Flammable liquids

Classe di pericolosità dell'acqua (WGK)

WGK 2

Punto d’infiammabilità (°F)

23.0 °F

Punto d’infiammabilità (°C)

-5 °C

Dispositivi di protezione individuale

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


Certificati d'analisi (COA)

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Relationships between antioxidant activity, color, and flavor compounds of crystal malt extracts.
Woffenden HM, et al.
Journal of Agricultural and Food Chemistry, 49(11), 5524-5530 (2001)
Effect of nitrogen flushing and storage temperature on flavor and shelf-life of whole milk powder.
Lloyd MA, et al.
Journal of Dairy Science, 92(6), 2409-2422 (2009)
Effect of cultivar and storage time on the volatile flavor components of baked potato.
Duckham SC, et al.
Journal of Agricultural and Food Chemistry, 50(20), 5640-5648 (2002)
Yunzi Feng et al.
Food chemistry, 187, 44-52 (2015-05-16)
Aroma extract dilution analysis (AEDA) is widely used for the screening of aroma-active compounds in gas chromatography-olfactometry (GC-O). In this study, three aroma dilution methods, (I) using different test sample volumes, (II) diluting samples, and (III) adjusting the GC injector
Paweł Mochalski et al.
Cell biochemistry and biophysics, 71(1), 323-329 (2014-08-16)
Gas chromatography with mass spectrometric detection combined with head-space needle trap extraction as the pre-concentration technique was applied to identify and quantify volatile organic compounds released or metabolised by human umbilical vein endothelial cells. Amongst the consumed species there were

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