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Key Documents

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
organoleptic:
fruity; ethereal; pungent
grade:
FG
Kosher
natural
food allergen:
no known allergens

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

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

30.2 °F - closed cup

flash_point_c

-1 °C - closed cup

ppe

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


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