1-Methyl-1H-pyrazole-4-carbaldehyde
- CAS NO.：25016-11-9
- Empirical Formula: C5H6N2O
- Molecular Weight: 110.11
- MDL number: MFCD00460465
- EINECS: 627-692-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:52
What is 1-Methyl-1H-pyrazole-4-carbaldehyde?
The Uses of 1-Methyl-1H-pyrazole-4-carbaldehyde
1-Methyl-1H-pyrazole-4-carbaldehyde is a pharmaceutical intermediate used in the synthesis of the CHK1 inhibitor MK-8776.
Properties of 1-Methyl-1H-pyrazole-4-carbaldehyde
| Melting point: | 29-34 °C |
| Boiling point: | 60-62°C/0.08mm |
| Density | 1.14±0.1 g/cm3(Predicted) |
| Flash point: | >230 °F |
| storage temp. | Inert atmosphere,2-8°C |
| form | powder to lump to clear liquid |
| pka | 0.17±0.10(Predicted) |
| color | White or Colorless to Yellow to Orange |
| Sensitive | Air Sensitive |
| CAS DataBase Reference | 25016-11-9(CAS DataBase Reference) |
Safety information for 1-Methyl-1H-pyrazole-4-carbaldehyde
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. |
Computed Descriptors for 1-Methyl-1H-pyrazole-4-carbaldehyde
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