4-Bromo-1-methylpyrazole
Synonym(s):1-Methyl-4-bromopyrazole
- CAS NO.：15803-02-8
- Empirical Formula: C4H5BrN2
- Molecular Weight: 161
- MDL number: MFCD02179565
- EINECS: 605-126-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 19:11:34
What is 4-Bromo-1-methylpyrazole?
The Uses of 4-Bromo-1-methylpyrazole
4-Bromo-1-methylpyrazole is a colourless or light yellow liquid at room temperature and pressure. It can be used as an intermediate in organic synthesis. It has good solubility in common organic solvents such as ethyl acetate, dichloromethane, dimethyl sulfoxide, and N, N-dimethylformamide but poor solubility in water.
Properties of 4-Bromo-1-methylpyrazole
| Boiling point: | 185-188°C |
| Density | 1.558 |
| refractive index | n20/D 1.531 |
| Flash point: | 93°C |
| storage temp. | Sealed in dry,Room Temperature |
| form | Liquid |
| pka | 0.21±0.10(Predicted) |
| color | Colorless to pale yellow |
| InChI | InChI=1S/C4H5BrN2/c1-7-3-4(5)2-6-7/h2-3H,1H3 |
| CAS DataBase Reference | 15803-02-8(CAS DataBase Reference) |
Safety information for 4-Bromo-1-methylpyrazole
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
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-Bromo-1-methylpyrazole
| InChIKey | IXJSDKIJPVSPKF-UHFFFAOYSA-N |
| SMILES | N1(C)C=C(Br)C=N1 |
4-Bromo-1-methylpyrazole manufacturer
JSK Chemicals
2Y
Phone:+91-9879767984
Whatsapp: +91-9879767970
product: 15803-02-8 4-Bromo-1-methyl-1H-pyrazole, 97% 99%
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