5-(3-Bromothiophen-2-yl)-1H-pyrazole CAS 166196-68-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 166196-68-5 |
| Molecular Formula | C7H5BrN2S |
| Molecular Weight | 229.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(3-Bromothiophen-2-yl)-1H-pyrazole (CAS 166196-68-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5BrN2S. Molecular weight: 229.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5BrN2S |
| Molecular Weight | 229.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Bromothiophen Standards
- 5-(5-Bromothiophen-2-yl)-1H-pyrazole (CAS 166196-67-4)
- 1-(5-Bromothiophen-3-yl)-1H-imidazole (CAS 201656-14-6)
- 2-(5-Bromothiophen-2-yl)furan (CAS 91891-82-6)
- 5-(5-Bromothiophen-2-yl)-1,3-oxazole (CAS 1268029-67-9)
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- 3-(5-Bromothiophen-2-yl)isoxazole (CAS 175205-66-0)
- 5-(5-Bromothiophen-2-yl)oxazole (CAS 321309-25-5)
Recommended Standards
- 3-Bromo-4-methylisothiazolo[5,4-b]pyridine (CAS 1706443-93-7)
- 3-Bromo-4-thiocyanatoaniline (CAS 16582-78-8)
- 7-Bromo-2-methylthiazolo[4,5-b]pyridine (CAS 1782717-22-9)
- 1-[(3-aminophenyl)carbonyl]piperidin-3-ol (CAS 1155931-03-5)
- Allyl(4-chloro-3,5-dimethylphenyl)sulfane (CAS 1379369-17-1)
- N-(benzo[d]thiazol-2-yl)furan-2-carboxamide (CAS 87874-18-8)
- 2-((2-(Trifluoromethyl)phenyl)amino)thiazole-4-carboxylic acid (CAS 1526823-08-4)
- Amlodipine Besylate (CAS 828247-64-9)
- 2-(Thiazol-2-yl)pyrimidine-5-carboxylic acid (CAS 1068975-58-5)
- (Glu1)-Fibrinopeptide B (human) (CAS 103213-49-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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