2644-93-1
1,3,5-Trimethyl-1H-pyrazole-4-carboxaldehyde
CAS: 2644-93-1
Molecular Formula: C7H10N2O
2644-93-1 - Names and Identifiers
2644-93-1 - Physico-chemical Properties
| Molecular Formula | C7H10N2O |
| Molar Mass | 138.17 |
| Density | 1.09±0.1 g/cm3(Predicted) |
| Melting Point | 71 °C |
| Boling Point | 132°C/12mm |
| Flash Point | 132°C/12mm |
| Vapor Presure | 0.0376mmHg at 25°C |
| Appearance | Bright yellow powder |
| pKa | 1.22±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Sensitive | Air Sensitive |
| Refractive Index | 1.536 |
| MDL | MFCD00159623 |
2644-93-1 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S24/25 - Avoid contact with skin and eyes. S22 - Do not breathe dust. S37 - Wear suitable gloves. |
| HS Code | 29331990 |
| Hazard Class | IRRITANT |
2644-93-1 - Introduction
1,3, is an organic compound with the chemical formula C8H12N2O. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
1,3, is a colorless to yellowish liquid with a special smell. It has a melting point of 18-21 degrees Celsius and a boiling point of 115-117 degrees Celsius. It is soluble in most organic solvents at room temperature.
Use:
1,3, is an important intermediate compound widely used in chemical synthesis. It can be used to synthesize various organic compounds, such as drugs, pesticides, dyes and ligands. In addition, the compound is also useful as a metal ion detector, an optical material, and a precursor of an organic light-emitting material.
Method: The preparation of
1,3, is usually achieved by reacting the corresponding dimethylpyrazole with formaldehyde. Dimethylpyrazole can be obtained by reacting dimethylamine with acetone in the presence of sulfuric acid.
Safety Information:
1,3, low toxicity, but still need to pay attention to safe use. Wear appropriate personal protective equipment, such as goggles and protective gloves. Avoid contact with the skin and inhalation of its vapors during operation, and avoid reaction with oxidants and strong acids. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
Nature:
1,3, is a colorless to yellowish liquid with a special smell. It has a melting point of 18-21 degrees Celsius and a boiling point of 115-117 degrees Celsius. It is soluble in most organic solvents at room temperature.
Use:
1,3, is an important intermediate compound widely used in chemical synthesis. It can be used to synthesize various organic compounds, such as drugs, pesticides, dyes and ligands. In addition, the compound is also useful as a metal ion detector, an optical material, and a precursor of an organic light-emitting material.
Method: The preparation of
1,3, is usually achieved by reacting the corresponding dimethylpyrazole with formaldehyde. Dimethylpyrazole can be obtained by reacting dimethylamine with acetone in the presence of sulfuric acid.
Safety Information:
1,3, low toxicity, but still need to pay attention to safe use. Wear appropriate personal protective equipment, such as goggles and protective gloves. Avoid contact with the skin and inhalation of its vapors during operation, and avoid reaction with oxidants and strong acids. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
Last Update：2024-04-09 20:52:54
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