4-Bromo-2-ethynylpyridine CAS 1196155-22-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1196155-22-2 |
| Molecular Formula | C7H4BrN |
| Molecular Weight | 182.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Bromo-2-ethynylpyridine (CAS 1196155-22-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H4BrN. Molecular weight: 182.02 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H4BrN |
| Molecular Weight | 182.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| 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.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 5-Bromo-2-ethynylpyridine (CAS 111770-86-6)
- 4-Bromo-3-ethynylpyridine (CAS 1196146-05-0)
- 2-Bromo-4-ethynylpyridine (CAS 1196156-17-8)
- 3-Bromo-4-ethynylpyridine (CAS 1211542-25-4)
- 2-Bromo-N-methoxy-N-methylacetamide (CAS 134833-83-3)
- 1-Bromo-4-nitrobutane (CAS 16097-02-2)
- 1-Bromo-2-isocyanobenzene (CAS 183209-26-9)
- 1-Bromo-4-isocyanobenzene (CAS 33554-73-3)
Recommended Standards
- 2-Amino-4-bromobutanoic acid (CAS 10364-50-8)
- 2-Bromo-4-fluorothiazole (CAS 41731-36-6)
- (5-Isopropyl-3-oxocyclohex-1-en-1-yl)boronic acid (CAS 1395984-49-2)
- 1-(2-Furyl)-4-penten-1-one (CAS 59304-43-7)
- 5-Methylthiophene-3-sulfonyl chloride (CAS 89379-25-9)
- 1-Bromo-4-(phenylsulfonyl)benzene (CAS 23038-36-0)
- 2-Azido-N-[4-(2-fluorobenzoyl)-1,3-dimethyl-1H-pyrazol-5-yl]-acetamide (CAS 1391051-77-6)
- p-Hydroxy mercuribenzoate sodium salt (CAS 138-85-2)
- Indometacin Impurity 33 (CAS CATO-C4X-147033)
- Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com