2H-PYRAZOLE-3-CARBALDEHYDE
- CAS NO.：3920-50-1
- Empirical Formula: C4H4N2O
- Molecular Weight: 96.09
- MDL number: MFCD06657574
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-24 18:13:47
What is 2H-PYRAZOLE-3-CARBALDEHYDE?
Chemical properties
Colorless Solid
The Uses of 2H-PYRAZOLE-3-CARBALDEHYDE
1H-?Pyrazole-?3-?carboxaldehyde is an intermediate used to prepare fused pyrrole carboxylic acids as novel, potent D-?amino acid oxidase (DAO) inhibitors. It is also a building block to synthesize α-?substituted benzylidenemalononitrile tyrphostins as potent inhibitors of EGF receptor and ErbB2?/neu tyrosine kinases.
Properties of 2H-PYRAZOLE-3-CARBALDEHYDE
| Melting point: | 149.0 to 153.0 °C |
| Boiling point: | 300.0±13.0 °C(Predicted) |
| Density | 1.323 |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | 11.20±0.10(Predicted) |
| form | powder to crystal |
| color | White to Orange to Green |
| CAS DataBase Reference | 3920-50-1(CAS DataBase Reference) |
Safety information for 2H-PYRAZOLE-3-CARBALDEHYDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye 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. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. |
Computed Descriptors for 2H-PYRAZOLE-3-CARBALDEHYDE
2H-PYRAZOLE-3-CARBALDEHYDE manufacturer
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product: 3920-50-1 Pyrazole-3-Aldehyde 98%
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