139157-40-7
139157-40-7 structure
- Name: 3-Chloro-5-methyl-1H-pyrazole-4-carbaldehyde
- Chemical Name: 5-Chloro-3-methyl-1H-pyrazole-4-carbaldehyde
- CAS Number: 139157-40-7
- Molecular Formula: C5H5ClN2O
- Molecular Weight: 144.56
- Create Date: 2022-05-20 09:58:40
- Modify Date: 2025-10-07 18:09:45
| Name | 5-Chloro-3-methyl-1H-pyrazole-4-carbaldehyde |
|---|---|
| Synonyms |
1H-Pyrazole-4-carboxaldehyde, 5-chloro-3-methyl-
5-Chloro-3-methyl-1H-pyrazole-4-carbaldehyde MFCD16619804 |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 340.8±37.0 °C at 760 mmHg |
| Molecular Formula | C5H5ClN2O |
| Molecular Weight | 144.56 |
| Flash Point | 159.9±26.5 °C |
| Exact Mass | 144.009033 |
| LogP | 1.61 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.616 |
| Storage condition | 2-8°C, stored under nitrogen |