1,1-dimethoxyethane
1,1-Dimethoxyethane
CAS: 534-15-6
Molecular Formula: C4H10O2
1,1-dimethoxyethane - Names and Identifiers
1,1-dimethoxyethane - Physico-chemical Properties
| Molecular Formula | C4H10O2 |
| Molar Mass | 90.12 |
| Density | 0.852g/mLat 25°C(lit.) |
| Melting Point | -113 °C |
| Boling Point | 64°C(lit.) |
| Flash Point | 1°F |
| JECFA Number | 940 |
| Water Solubility | Soluble |
| Solubility | Chloroform (Sparingly) |
| Vapor Presure | 200 hPa (20 °C) |
| Vapor Density | 3.1 (vs air) |
| Appearance | Oil |
| Color | Colourless |
| Merck | 14,3226 |
| BRN | 1697039 |
| Storage Condition | Store below +30°C. |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.367(lit.) |
| Physical and Chemical Properties | Colorless liquid. The boiling point is 64.5 ° C, the relative density is 0.8516(20/4 ° C), the refractive index is 1.3665, and the flash point is -17 ° C. Miscible with water, alcohol, ether and chloroform. |
1,1-dimethoxyethane - Risk and Safety
| Hazard Symbols | F - Flammable |
| Risk Codes | 11 - Highly Flammable |
| Safety Description | S9 - Keep container in a well-ventilated place. S16 - Keep away from sources of ignition. S33 - Take precautionary measures against static discharges. |
| UN IDs | UN 2377 3/PG 2 |
| WGK Germany | 2 |
| RTECS | AB2825000 |
| FLUKA BRAND F CODES | 10-21 |
| TSCA | Yes |
| HS Code | 2911 00 00 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 orally in rats: 6.5 g/kg; LC (in air) in rats: 16000 ppm (Smyth) |
1,1-dimethoxyethane - Reference Information
| FEMA | 3426 | 1,1-DIMETHOXYETHANE |
| LogP | 0.63 at 25℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA(mg/kg): non-alcoholic beverages, cold drinks, pudding, gel, candied fruit, 3.0; Candy, baked goods, 6.0. |
| use | this product can be used to protect aldehyde groups in organic synthesis, and is also used as an industrial solvent and plasticizer. The mixture of 2 volumes of this product and 1 volume of chloroform is a Mering mixture. |
| production method | is obtained by the reaction of methanol and acetaldehyde under the action of concentrated sulfuric acid. Acetaldehyde dimethanol can also be prepared by the reaction of methanol and acetylene, or the reaction of methanol and ethylene. |
| category | flammable liquid |
| toxicity classification | low toxicity |
| acute toxicity | oral administration-rat LD50: 6500 mg/kg; Inhalation-rat LC50: 3000 PPM/ 4 hours |
| stimulation data | skin-rabbit 10 mg/24 hours mild; Eye-rabbit 100 mg/24 hours moderate |
| flammability hazard characteristics | flammability in case of open flame, high temperature and oxidant; Combustion produces stimulating smoke |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; Store separately from oxidants and acids |
| fire extinguishing agent | dry powder, dry sand, mist water, carbon dioxide, foam |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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