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8.00004

Acetaldehyde

for synthesis

Synonym(s):

Acetaldehyde, Ethanal, Acetic Aldehyde, Ethyl Aldehyde

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About This Item

Empirical Formula (Hill Notation):
C2H4O
CAS Number:
75-07-0
Molecular Weight:
44.05
UNSPSC Code:
12352114
EC Index Number:
200-836-8
NACRES:
NA.22
MDL number:
MFCD00006991
Assay:
≥99% (GC)
Grade:
synthesis grade
Bp:
20.4 °C/1013 hPa
Vapor pressure:
1006 hPa ( 20 °C)
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grade

synthesis grade

Quality Level

200

vapor pressure

1006 hPa ( 20 °C)

assay

≥99% (GC)

form

liquid

autoignition temp.

140 °C

expl. lim.

4-57 % (v/v)

dilution

(for synthesis)

pH

5 (20 °C, 10 g/L in H2O)

bp

20.4 °C/1013 hPa

mp

-123 °C

transition temp

flash point -20 °C

density

0.78 g/cm3 at 20 °C

storage temp.

2-8°C

SMILES string

O=CC

InChI

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

InChI key

IKHGUXGNUITLKF-UHFFFAOYSA-N

General description

Acetaldehyde is an organic compound and one of the significant aldehydes. Acetaldehyde is employed to produce acetic anhydride, acetic acid, cellulose acetate, pyridine derivatives, pentaerythritol, peracetic acid, and terephthalic acid. Furthermore, it is used as a solvent.

Application

Acetaldehyde is used as a raw material to synthesis acetal(1,1-dimetoxyethane) using Smopex 101 fibres catalyst.

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 5°C/ 4°C): 0.798 - 0.801

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Danger

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

-38.0 °F - closed cup

flash_point_c

-38.89 °C - closed cup

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

75-07-0

CAS No.

Certificates of Analysis (COA)

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Acetaldehyde dimethylacetal synthesis with Smopex 101 fibres as catalyst/adsorbent
Gandi GK, et al.
Chemical Engineering Science, 62(4), 907-918 (2007)