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W200344

Sigma-Aldrich

Acetaldehyde solution

natural, 50 wt. % ethanol, FG

Synonym(s):

Acetic aldehyde, Ethanal, Ethylaldehyde

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About This Item

Linear Formula:
CH3CHO
CAS Number:
Molecular Weight:
44.05
FEMA Number:
2003
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
5.001
NACRES:
NA.21

grade

FG
Kosher
natural

Quality Level

reg. compliance

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

vapor pressure

25.89 psi ( 55 °C)
5.54 psi ( 20 °C)

assay

≥95% (GC)

form

liquid

concentration

45.00-55.00% (titration by hydroxylamine)
50 wt. % ethanol

refractive index

n20/D 1.39

bp

61-82 °C

density

0.868 g/mL at 20 °C
0.882 g/mL at 25 °C

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

fruity; ethereal; pungent

storage temp.

2-8°C

SMILES string

[H]C(C)=O

InChI

1S/C2H4O/c1-2-3/h2H,1H3

InChI key

IKHGUXGNUITLKF-UHFFFAOYSA-N

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Legal Information

For R&D Use and/or for Food Manufacturing only

signalword

Danger

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - Muta. 2 - STOT SE 3

target_organs

Respiratory system

wgk_germany

WGK 3

flash_point_f

closed cup

flash_point_c

closed cup

ppe

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


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Marjie L Hard et al.
Placenta, 24(2-3), 149-154 (2003-02-05)
Significant interindividual variability exists following maternal alcohol consumption; not all children born to alcoholic women manifest the symptoms associated with foetal alcohol spectrum disorder (FASD). To investigate the potential role of the placenta as a source of variability by determining
Keitaro Matsuo et al.
Carcinogenesis, 34(7), 1510-1515 (2013-03-05)
The impact of alcohol on the risk of stomach cancer is controversial. Although aldehyde dehydrogenase 2 (ALDH2) Glu504Lys (rs671) polymorphism has a strong effect on acetaldehyde metabolism, little is known about its impact on stomach cancer risk when combined with
Neil R McGregor
Alcohol (Fayetteville, N.Y.), 41(7), 469-478 (2007-11-06)
Recent introduction of several commercial Kudzu root (Pueraria lobata) containing hangover remedies has occurred in western countries. The available data is reviewed to assess if there are any potential concerns in relationship to the development of neoplasm if these products
Dirk W Lachenmeier et al.
Addiction (Abingdon, England), 104(4), 533-550 (2009-04-02)
In addition to being produced in ethanol metabolism, acetaldehyde occurs naturally in alcoholic beverages. Limited epidemiological evidence points to acetaldehyde as an independent risk factor for cancer during alcohol consumption, in addition to the effects of ethanol. This study aims
Christopher J Walkey et al.
PloS one, 7(12), e51551-e51551 (2012-12-15)
The production of acetic acid during wine fermentation is a critical issue for wineries since the sensory quality of a wine can be affected by the amount of acetic acid it contains. We found that the C2H2-type zinc-finger transcription factor

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