5-Bromo-1-(pyridin-4-yl)-1H-pyrazole-4-carbonitrile CAS 1269291-02-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1269291-02-2 |
| Molecular Formula | C9H5BrN4 |
| Molecular Weight | 249.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-1-(pyridin-4-yl)-1H-pyrazole-4-carbonitrile (CAS 1269291-02-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H5BrN4. Molecular weight: 249.07 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H5BrN4 |
| Molecular Weight | 249.07 g/mol |
| Appearance | Pale yellow to 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 1-(2,4-Dichloro-5-fluorophenyl)butane-1,3-dione (CAS 130104-27-7)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)picolinic acid (CAS 1315340-58-9)
- (6-(4-Acetylpiperazin-1-yl)pyridin-3-yl)boronic acid (CAS 1236360-37-4)
- 2-(Methacryloyloxy)ethyl 2'-amino-3'-cyano-6'-methyl-2-oxospiro[indoline-3,4'-pyran]-5'-carboxylate (CAS 939888-98-9)
- N-((4-Bromophenyl)carbamothioyl)pivalamide (CAS 295346-72-4)
- (S)-2,2,2-Trifluoro-1-phenylethan-1-amine hydrochloride (CAS 128404-37-5)
- 4-Ethoxy-2-isopropylbenzaldehyde (CAS 188247-24-7)
- 3-Chloro-2-(1-methyl-5-(trifluoromethyl)-1H-pyrazol-4-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 956755-17-2)
- 5-Fluoro-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 799274-07-0)
- Glucagon (1-29) (CAS 16941-32-5)
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