Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

W200300

Sigma-Aldrich

Acetaldehyde solution

natural, 50 wt. % in ethanol

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
CH3CHO
CAS Number:
75-07-0
Molecular Weight:
44.05
MDL number:
MFCD00006991
UNSPSC Code:
12352200
PubChem Substance ID:
329830429

grade

natural

reg. compliance

FDA 21 CFR 117

form

liquid

concentration

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

refractive index

n20/D 1.39 (lit.)

density

0.868 g/mL at 20 °C
0.784 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Organoleptic

ethereal

storage temp.

2-8°C

SMILES string

[H]C(C)=O

InChI

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

InChI key

IKHGUXGNUITLKF-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Signal Word

Danger

Hazard Statements

H225,H319,H335,H341,H350

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

30.2 °F - closed cup

Flash Point(C)

-1 °C - closed cup

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKBR6226V
MKBR6230V
MKBR6229V
MKBR6228V
MKBR6227V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 4

1 of 4

Acetaldehyde for synthesis

Sigma-Aldrich

8.00004

Acetaldehyde

Acetaldehyde ReagentPlus®, ≥99.0% (GC)

Sigma-Aldrich

00071

Acetaldehyde

Acetaldehyde PESTANAL®, analytical standard

Supelco

506788

Acetaldehyde

Acetaldehyde puriss. p.a., anhydrous, ≥99.5% (GC)

Sigma-Aldrich

00070

Acetaldehyde

Tommaso Mello et al.
Molecular aspects of medicine, 29(1-2), 17-21 (2008-01-01)
Alcohol abuse is one of the major causes of liver fibrosis worldwide. Although the pathogenesis of liver fibrosis is a very complex phenomenon involving different molecular and biological mechanisms, several lines of evidence established that the first ethanol metabolite, acetaldehyde
Hsu-Sheng Yu et al.
Chemico-biological interactions, 188(3), 367-375 (2010-09-04)
Epidemiological studies have identified chronic alcohol consumption as a significant risk factor for cancers of the upper aerodigestive tract, including the oral cavity, pharynx, larynx and esophagus, and for cancer of the liver. Ingested ethanol is mainly oxidized by the
Hyo-Jung Kwon et al.
Hepatology (Baltimore, Md.), 60(1), 146-157 (2014-02-05)
Aldehyde dehydrogenase 2 (ALDH2) is the major enzyme that metabolizes acetaldehyde produced from alcohol metabolism. Approximately 40-50% of East Asians carry an inactive ALDH2 gene and exhibit acetaldehyde accumulation after alcohol consumption. However, the role of ALDH2 deficiency in the
Mikko Salaspuro
Journal of digestive diseases, 12(2), 51-59 (2011-03-16)
Aldehyde dehydrogenase (ALDH2) and alcohol dehydrogenase (ADH) gene polymorphisms associating with enhanced acetaldehyde exposure and markedly increased cancer risk in alcohol drinkers provide undisputable evidence for acetaldehyde being a local carcinogen not only in esophageal but also in gastric cancer.
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
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service