Skip to Content
Merck
All Photos(1)

Key Documents

8.14549

Sigma-Aldrich

Formaldehyde diethyl acetal

for synthesis

Synonym(s):

Formaldehyde diethyl acetal, Diethoxymethane

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

About This Item

Empirical Formula (Hill Notation):
C5H12O2
CAS Number:
462-95-3
Molecular Weight:
104.15
MDL number:
MFCD00009246
UNSPSC Code:
12352112
EC Index Number:
207-330-6
NACRES:
NA.22

vapor pressure

70 hPa ( 20 °C)

Quality Level

200

Assay

≥99% (GC)

form

liquid

autoignition temp.

174 °C

potency

3536 mg/kg LD50, oral (Rat)
>16600 mg/kg LD50, skin (Rat)

expl. lim.

1.5 % (v/v)

bp

88 °C/1013 hPa

mp

-66 °C

transition temp

flash point -6 °C

solubility

91 g/L

density

0.83 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C5H12O2/c1-3-6-5-7-4-2/h3-5H2,1-2H3

InChI key

KLKFAASOGCDTDT-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.829 - 0.832
Identity (IR): passes test

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Statements

H225

Hazard Classifications

Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

23.0 °F - closed cup

Flash Point(C)

-5 °C - closed cup

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’.

Already Own This Product?

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

Visit the Document Library

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