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LC105 Acetaldehyde dimethyl acetal
for synthesis


Order number Packaging Quantity Price €
AC27105 Glass bottle 25 ml 23.85
AC27105 Glass bottle 100 ml 54.45


Product information
Synonyms Dimethyl acetal, 1,1-Dimethoxyethane
Hill Formula C4H10O2
Chemical formula CH3CH(OCH3)2
HS Code 2911 00 00
EC number 208-589-8
Molar mass 90.12 g/mol
EC index number 605-007-00-8
CAS number 534-15-6


Chemical and physical data
Solubility (20 °C) soluble
Melting point -113 °C
Molar mass 90.12 g/mol
Density 0.85 g/cm3 (20 °C)
Boiling point 63 – 65 °C
Vapor pressure 200 hPa (20 °C)
Flash point -17 °C
Refractive index 1.3665 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P243: Take precautionary measures against static discharge.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word Danger
Hazard Pictogram(s)
RTECS AB2825000
Storage class 3 Flammable Liquids
WGK WGK 2 water endangering
Disposal 1
Strongly contaminated halogen-free organic solvents: container A.


Safety information
R Phrase R 11
Highly flammable.
S Phrase S 9-16-33
Keep container in a well-ventilated place.Keep away from sources of ignition – No smoking.Take precautionary measures against static discharges.
Categories of danger highly flammable
Hazard Symbol Flammable


Transport information
Declaration (transport by sea) IMDG-Code UN 2377 1,1-DIMETHOXYETHANE, 3, II
Declaration (transport by air) IATA-DGR UN 2377 1,1-DIMETHOXYETHANE, 3, II


Toxicological data
LD 50 oral LD50 rat 6500 mg/kg
LD 50 dermal LD50 rabbit 20000 mg/kg


Assay (GC, area%) ≥ 96 %
Density (d 20 °C/ 4 °C) 0.850 – 0.853
Identity (IR) passes test


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