1,1-Diethoxyethane

1,1-Diethoxyethane (acetaldehyde diethyl acetal) is a major flavoring component of distilled beverages, especially malt whisky^[3] and sherry.^[4] Although it is just one of many compounds containing an acetal functional group, this specific chemical is sometimes called simply acetal.

1,1-Diethoxyethane

Skeletal formula
Names
Preferred IUPAC name 1,1-Diethoxyethane
Other names Acetaldehyde diethyl acetal Acetal Ethylidene diethyl ether
Identifiers
CAS Number	105-57-7 Y
3D model (JSmol)	Interactive image
ChemSpider	13835836
ECHA InfoCard	100.003.010
EC Number	203-310-6
PubChem CID	7765
UNII	5G14F9E2HB Y
CompTox Dashboard (EPA)	DTXSID6030607
InChI InChI=1S/C6H14O2/c1-4-7-6(3)8-5-2/h6H,4-5H2,1-3H3 Key: DHKHKXVYLBGOIT-UHFFFAOYSA-N InChI=1/C6H14O2/c1-4-7-6(3)8-5-2/h6H,4-5H2,1-3H3 Key: DHKHKXVYLBGOIT-UHFFFAOYAL
SMILES CCOC(C)OCC
Properties
Chemical formula	C6H14O2
Molar mass	118.176 g·mol−1
Appearance	Colorless liquid
Density	0.83 g/cm3[1]
Melting point	−100 °C (−148 °F; 173 K)[1]
Boiling point	102 °C (216 °F; 375 K)[1]
Solubility in water	46 g/L[1]
Refractive index (nD)	1.3834 (20 °C)[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references