A0664912
Acetal , StandardforGC,>99%（GC) , 105-57-7
Synonym(s):
1,1-Diethoxyethane;Acetal;Acetal, 1,1-Diethoxyethane, Diethyl acetal;Acetaldehyde diethyl acetal
CAS NO.：105-57-7
Empirical Formula: C6H14O2
Molecular Weight: 118.17
MDL number: MFCD00009243
EINECS: 203-310-6
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -100 °C |
| Boiling point: | 103 °C |
| Density | 0.831 g/mL at 25 °C(lit.) |
| vapor density | 4.1 (vs air) |
| vapor pressure | 20 mm Hg ( 20 °C) |
| FEMA | 2002 | ACETAL |
| refractive index | n |
| Flash point: | -6 °F |
| storage temp. | Store at +2°C to +8°C. |
| solubility | 46g/l |
| form | Liquid |
| color | Clear colorless |
| Odor | at 1.00 % in propylene glycol. ether green nut earthy sweet vegetable |
| Odor Type | ethereal |
| biological source | synthetic |
| explosive limit | 1.6-10.4%(V) |
| Water Solubility | 46 g/L (25 ºC) |
| Merck | 14,38 |
| JECFA Number | 941 |
| BRN | 1098310 |
| Dielectric constant | 3.6（21℃） |
| Stability: | Stable. Highly flammable. May form peroxides in storage. Test for peroxides before use. Vapors may form an explosive mixture with air, and may travel to source of ignition and flash back. Vapors may spread along ground and collect in low or confined areas (sewers, basements, tanks). |
| InChIKey | DHKHKXVYLBGOIT-UHFFFAOYSA-N |
| LogP | 0.84 |
| Surface tension | 20.88mN/m at 298.15K |
| CAS DataBase Reference | 105-57-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethane, 1,1-diethoxy-(105-57-7) |
| EPA Substance Registry System | Diethyl acetal (105-57-7) |
Description and Uses
Acetaldehyde diethyl acetal is used as a flavoring agent to provide fruit, nut, rum, and whiskey flavors.
Safety
| Symbol(GHS) |   GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225-H315-H319 |
| Precautionary statements | P210-P233-P240-P241-P303+P361+P353-P305+P351+P338 |
| Hazard Codes | F,Xi |
| Risk Statements | 11-36/38 |
| Safety Statements | 9-16-33 |
| RIDADR | UN 1088 3/PG 2 |
| WGK Germany | 2 |
| RTECS | AB2800000 |
| Autoignition Temperature | 446 °F &_& 446 °F |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29110000 |
| Hazardous Substances Data | 105-57-7(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 4.57 g/kg (Smyth) |
| Limited Quantities | 1.0 L (0.3 gallon) (liquid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |
