4-Fluoro-1H-pyrazole
Synonym(s):4-Fluoropyrazole
- CAS NO.：35277-02-2
- Empirical Formula: C3H3FN2
- Molecular Weight: 86.07
- MDL number: MFCD10699125
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:17:39
What is 4-Fluoro-1H-pyrazole?
The Uses of 4-Fluoro-1H-pyrazole
4-Fluoropyrazole is used in preparation and palladium catalyzed cross-coupling reactions of tributylstannyl fluoropyrazole.
Properties of 4-Fluoro-1H-pyrazole
| Melting point: | 38-40 °C |
| Boiling point: | 193℃ |
| Density | 1.320 |
| Flash point: | 70℃ |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| pka | 13.66±0.50(Predicted) |
| color | Colourless to off-white |
| InChI | InChI=1S/C3H3FN2/c4-3-1-5-6-2-3/h1-2H,(H,5,6) |
Safety information for 4-Fluoro-1H-pyrazole
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation 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 4-Fluoro-1H-pyrazole
| InChIKey | RYXJXPHWRBWEEB-UHFFFAOYSA-N |
| SMILES | N1C=C(F)C=N1 |
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