2,2,2-Trichloroethyl alcohol
2,2,2-Trichloroethanol
CAS: 115-20-8
Molecular Formula: C2H3Cl3O
2,2,2-Trichloroethyl alcohol - Names and Identifiers
2,2,2-Trichloroethyl alcohol - Physico-chemical Properties
| Molecular Formula | C2H3Cl3O |
| Molar Mass | 149.4 |
| Density | 1.56 g/mL at 20 °C (lit.) |
| Melting Point | 17.8 °C (lit.) |
| Boling Point | 152-154 °C (lit.) |
| Flash Point | >230°F |
| Water Solubility | Slightly soluble in water. |
| Solubility | 83g/l |
| Vapor Presure | 1 mm Hg ( 20 °C) |
| Vapor Density | 5.16 (vs air) |
| Appearance | Liquid |
| Specific Gravity | 1.560 (20/4℃) |
| Color | Clear colorless to light yellow |
| Odor | ethereal odor |
| Merck | 14,9638 |
| BRN | 1697495 |
| pKa | 12.24(at 25℃) |
| PH | 5-6 (H2O, 20℃)(saturated solution) |
| Storage Condition | Store below +30°C. |
| Sensitive | Hygroscopic |
| Refractive Index | n20/D 1.49(lit.) |
| Physical and Chemical Properties | Colorless liquid. Melting point 19. Boiling Point 151-153 °c, 94-97 °c (16.67kPa). Relative density 1.57(20/20 C). Refractive index 1.4885. With alcohol, ether miscible, soluble in water, aqueous solution pH 5-6. Easy to absorb moisture, there is the smell of ether. |
| Use | Used as a pharmaceutical Intermediate |
| In vitro study | 2,2,2-trichloroethanol activates a nonclassical potassium channel in cerebrovascular smooth muscle and dilates the middle cerebral artery. |
2,2,2-Trichloroethyl alcohol - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R41 - Risk of serious damage to eyes R67 - Vapors may cause drowsiness and dizziness |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. |
| UN IDs | 1760 |
| WGK Germany | 1 |
| RTECS | KM3850000 |
| FLUKA BRAND F CODES | 3-21 |
| TSCA | Yes |
| HS Code | 29055910 |
| Hazard Class | 8 |
| Packing Group | III |
| Toxicity | LDLo orl-rat: 500 mg/kg CRAAA7 17,258,38 |
2,2,2-Trichloroethyl alcohol - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| biological activity | 2,2,2-Trichloroethanol is the active form of sedative hypnotic agent Chloral Hydrate, it is an agonist of the non-classical K2P channel TREK-1 and TRAAK. |
| uses | for organic synthesis, pharmaceutical intermediates. used as pharmaceutical intermediates |
| production method | is obtained by reduction of trichloroacetaldehyde. |
Last Update：2024-04-09 02:00:04
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