3.5-Dimethyl-4-bromo pyrazole
4-Bromo-3,5-dimethylpyrazole
CAS: 3398-16-1
Molecular Formula: C5H7BrN2
3.5-Dimethyl-4-bromo pyrazole - Names and Identifiers
| Name | 4-Bromo-3,5-dimethylpyrazole |
| Synonyms | AKOS B001459 AKOS PAO-1351 VITAS-BB TBB000654 IFLAB-BB F0900-0030 4-bromo-3,5-dimethyl-pyrazol 4-Bromo-3,5-dimethylpyrazole 3,5-Dimethyl-4-bromopyrazole 4-BROMO-3,5-DIMETHYLPYRAZOLE 3,5-Dimethyl-4-bromo pyrazole 3.5-Dimethyl-4-bromo pyrazole 4-BROMO-3,5-DIMETHYL-1H-PYRAZOLE 4-Bromo-3,5-dimethyl-1H-pyrazole |
| CAS | 3398-16-1 |
| EINECS | 222-263-2 |
| InChI | InChI=1/C5H7BrN2/c1-3-5(6)4(2)8-7-3/h1-2H3,(H,7,8) |
| InChIKey | RISOHYOEPYWKOB-UHFFFAOYSA-N |
3.5-Dimethyl-4-bromo pyrazole - Physico-chemical Properties
| Molecular Formula | C5H7BrN2 |
| Molar Mass | 175.03 |
| Density | 1.595 |
| Melting Point | 123-125°C(lit.) |
| Boling Point | 269.1±35.0 °C(Predicted) |
| Solubility | soluble in Methanol |
| Appearance | Solid |
| Color | White to Light yellow |
| BRN | 108534 |
| pKa | 13.83±0.50(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.5500 (estimate) |
| MDL | MFCD00005242 |
3.5-Dimethyl-4-bromo pyrazole - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| RTECS | UQ6210000 |
| HS Code | 29331990 |
| Hazard Class | IRRITANT |
| Toxicity | LD50 intraperitoneal in mouse: 580mg/kg |
3.5-Dimethyl-4-bromo pyrazole - Introduction
4-Bromo-3, 5-dimethylpyrrole (4-Bromo-3, 5-dimethylpyrrole) is an organic compound. Its molecular formula is C6H8BrN2 and its molecular weight is 180.04g/mol.
Nature:
4-Bromo-3,5-dimethylpyrazole is a colorless to pale yellow liquid. It has a low boiling point and melting point and is soluble in some organic solvents such as dimethylformamide (DMF) and acetonitrile. It is volatile in the air and has a pungent odor.
Use:
4-Bromo-3,5-dimethylpyrazole is an important intermediate compound. It is widely used in organic synthesis. It can be used to synthesize other organic compounds, such as drugs and pesticides. It can also be used as a ligand for certain metal complexes.
Preparation Method:
4-Bromo-3,5-dimethylpyrazole has many preparation methods, one of the commonly used methods is obtained by the reaction of 4-bromo-3, 5-dimethylpyrazole and acetic anhydride. The specific reaction conditions and procedures may vary depending on the preparation method.
Safety Information:
4-Bromo-3,5-dimethylpyrazole is relatively stable under general operating conditions, but it is still necessary to pay attention to safe operation. Rinse immediately with plenty of water when in contact with skin and eyes. The workplace should be well ventilated. Avoid inhaling its vapors. In the use and storage, should follow the relevant safety procedures and protective measures.
Nature:
4-Bromo-3,5-dimethylpyrazole is a colorless to pale yellow liquid. It has a low boiling point and melting point and is soluble in some organic solvents such as dimethylformamide (DMF) and acetonitrile. It is volatile in the air and has a pungent odor.
Use:
4-Bromo-3,5-dimethylpyrazole is an important intermediate compound. It is widely used in organic synthesis. It can be used to synthesize other organic compounds, such as drugs and pesticides. It can also be used as a ligand for certain metal complexes.
Preparation Method:
4-Bromo-3,5-dimethylpyrazole has many preparation methods, one of the commonly used methods is obtained by the reaction of 4-bromo-3, 5-dimethylpyrazole and acetic anhydride. The specific reaction conditions and procedures may vary depending on the preparation method.
Safety Information:
4-Bromo-3,5-dimethylpyrazole is relatively stable under general operating conditions, but it is still necessary to pay attention to safe operation. Rinse immediately with plenty of water when in contact with skin and eyes. The workplace should be well ventilated. Avoid inhaling its vapors. In the use and storage, should follow the relevant safety procedures and protective measures.
Last Update：2024-04-09 19:05:49
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View History
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