Ethyl 5-bromo-1-(pyridin-2-yl)-1H-pyrazole-4-carboxylate CAS 1269293-79-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1269293-79-9 |
| Molecular Formula | C11H10BrN3O2 |
| Molecular Weight | 296.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-bromo-1-(pyridin-2-yl)-1H-pyrazole-4-carboxylate (CAS 1269293-79-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H10BrN3O2. Molecular weight: 296.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H10BrN3O2 |
| Molecular Weight | 296.12 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- Ethyl 5-bromo-1-(pyridin-4-yl)-1H-pyrazole-4-carboxylate (CAS 1269292-59-2)
- Ethyl5-(4-bromophenyl)oxazole-4-carboxylate (CAS 127919-32-8)
- Methyl 5-amino-1-(4-bromophenyl)-1H-pyrazole-4-carboxylate (CAS 1264044-55-4)
- 2-(5-Bromo-2-methoxybenzylidene)-6-hydroxybenzofuran-3(2h)-one (CAS 620545-86-0)
- 3-(Furan-2-yl)-4,4,5,5-tetramethyl-4,5-dihydroisothiazole (CAS 89767-75-9)
- (S)-2-(Pyrrolidin-1-yl)propan-1-amine hydrochloride (CAS 2550996-46-6)
- 2-Chloro-3-iodo-5-pentafluoroethyl-pyridine (CAS 1286743-96-1)
- 6-(Difluoromethoxy)-3-fluoropyridine-2-carboxylic acid (CAS 1214386-58-9)
- 652145-28-3 [(5Z)-5-({4-[4-(2,2-Diphenylethenyl)phenyl]-1,2,3,3a,4,8b-hexahydrocyclopenta[b]indol-7-yl}methylidene)-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid DTXSID70728325 (CAS 652145-28-3)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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