Terephthaldialdehyde-monodiethylacetale
Terephthaldehyde mono(diethyl acetal)
CAS: 81172-89-6
Molecular Formula: C12H16O3
Terephthaldialdehyde-monodiethylacetale - Names and Identifiers
| Name | Terephthaldehyde mono(diethyl acetal) |
| Synonyms | 4-(DIETHOXYMETHYL)BENZALDEHYDE TEREPHTHALALDEHYDE DIETHYL ACETAL Terephthaldehyde mono(diethyl acetal) TEREPHTHALDEHYDE MONO(DIETHYL ACETAL) TEREPHTHALDIALDEHYDE MONODIETHYLACETAL Terephthaldialdehyde-monodiethylacetale TEREPHTHALALDEHYDE MONO(DIETHYL ACETAL) |
| CAS | 81172-89-6 |
| InChI | InChI=1/C12H16O3/c1-3-14-12(15-4-2)11-7-5-10(9-13)6-8-11/h5-9,12H,3-4H2,1-2H3 |
Terephthaldialdehyde-monodiethylacetale - Physico-chemical Properties
| Molecular Formula | C12H16O3 |
| Molar Mass | 208.25 |
| Density | 1.047g/mLat 25°C(lit.) |
| Boling Point | 89-93 °C (7 mmHg) |
| Flash Point | >230°F |
| Water Solubility | soluble in alcohol, chlorinated solvents and toluene. Decomposes in water. |
| Vapor Presure | 0.00209mmHg at 25°C |
| Appearance | liquid (clear) |
| Color | clear deep yellow |
| BRN | 4293872 |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Sensitive | Air Sensitive |
| Refractive Index | n20/D 1.506(lit.) |
Terephthaldialdehyde-monodiethylacetale - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S37/39 - Wear suitable gloves and eye/face protection S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 1-10 |
| HS Code | 29124900 |
| Hazard Note | Irritant |
Terephthaldialdehyde-monodiethylacetale - Introduction
Terephthaldehyde mono(diethyl)(Terephthaldehyde diethyl) is an organic compound that has the following properties:
1. appearance: Terephthaldehyde mono(diethyl acetal) is a colorless liquid.
2. Solubility: It is soluble in many organic solvents, such as alcohols, ethers and chlorinated hydrocarbons.
3. Melting point and boiling point: The melting point of Terephthaldehyde mono(diethyl acetal) is about -71°C, and the boiling point is about 182°C.
4. Odor: The compound has a strong pungent odor.
Terephthaldehyde mono(diethyl acetal) is commonly used as a reagent or intermediate in organic synthesis. It is mainly used in the synthesis of other organic compounds, such as the preparation of fragrances, dyes and pharmaceutical intermediates. It can also be used as an additive in the grinding and polishing process of metal surfaces.
Terephthaldehyde mono(diethyl acetate) can be prepared by reacting terephthalaldehyde with ethanol (HCl catalyst is added to ethanol). The specific preparation process can refer to the relevant literature of organic synthesis.
When handling Terephthaldehyde mono(diethyl acetal), the following safety information should be noted:
1. Terephthaldehyde mono(diethyl acetal) is a flammable liquid, it should be kept away from open flames and high temperatures, and used in a well-ventilated place.
2. use should be careful to avoid contact with skin, eyes and respiratory tract, avoid inhalation of odor.
3. before operation, it is recommended to wear chemical protective gloves, goggles and protective masks and other personal protective equipment.
4. if accidental contact with skin or eyes, should immediately rinse with plenty of water, and timely medical treatment.
5. Waste shall be disposed in accordance with local regulations and shall not be dumped at will.
1. appearance: Terephthaldehyde mono(diethyl acetal) is a colorless liquid.
2. Solubility: It is soluble in many organic solvents, such as alcohols, ethers and chlorinated hydrocarbons.
3. Melting point and boiling point: The melting point of Terephthaldehyde mono(diethyl acetal) is about -71°C, and the boiling point is about 182°C.
4. Odor: The compound has a strong pungent odor.
Terephthaldehyde mono(diethyl acetal) is commonly used as a reagent or intermediate in organic synthesis. It is mainly used in the synthesis of other organic compounds, such as the preparation of fragrances, dyes and pharmaceutical intermediates. It can also be used as an additive in the grinding and polishing process of metal surfaces.
Terephthaldehyde mono(diethyl acetate) can be prepared by reacting terephthalaldehyde with ethanol (HCl catalyst is added to ethanol). The specific preparation process can refer to the relevant literature of organic synthesis.
When handling Terephthaldehyde mono(diethyl acetal), the following safety information should be noted:
1. Terephthaldehyde mono(diethyl acetal) is a flammable liquid, it should be kept away from open flames and high temperatures, and used in a well-ventilated place.
2. use should be careful to avoid contact with skin, eyes and respiratory tract, avoid inhalation of odor.
3. before operation, it is recommended to wear chemical protective gloves, goggles and protective masks and other personal protective equipment.
4. if accidental contact with skin or eyes, should immediately rinse with plenty of water, and timely medical treatment.
5. Waste shall be disposed in accordance with local regulations and shall not be dumped at will.
Last Update：2024-04-09 15:18:00
