1-(3-Chloropyridin-2-yl)-3-methoxy-1h-pyrazole-5-carboxylic acid CAS 1122021-75-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1122021-75-3 |
| Molecular Formula | C10H8ClN3O3 |
| Molecular Weight | 253.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(3-Chloropyridin-2-yl)-3-methoxy-1h-pyrazole-5-carboxylic acid (CAS 1122021-75-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H8ClN3O3. Molecular weight: 253.64 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H8ClN3O3 |
| Molecular Weight | 253.64 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 sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloropyridin Standards
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- 3-(3-(2-Chloropyridin-4-yl)-1,2,4-oxadiazol-5-yl)propanoic acid (CAS 1255099-24-1)
- Ethyl 3-(2-chloropyridin-3-yl)-1,2,4-oxadiazole-5-carboxylate (CAS 890095-91-7)
- (6-Chloropyridin-3-yl)(3,4-difluorophenyl)methanone (CAS 1187169-69-2)
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- 1-(6-Chloropyridin-2-yl)-N-methyl-4-nitro-1H-pyrazol-5-amine (CAS 318238-09-4)
- 3-[(6-chloropyridin-3-yl)methyl]-5,5-dimethylimidazolidine-2,4-dione (CAS 1016720-44-7)
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Recommended Standards
- 5-Chloro-2-[(furan-2-ylmethyl)amino]pyrimidine-4-carboxylic acid (CAS 1087792-09-3)
- 1142199-74-3 (4E)-3-(Chloromethyl)-4-(3,4-dihydroxybenzylidene)isoxazol-5(4H)-one MFCD12027825 (CAS 1142199-74-3)
- 1-((3-Chlorophenoxy)methyl)-4-nitro-1h-pyrazole (CAS 1005670-50-7)
- (4R,5R)-5-Hydroxy-2-methyl-1,3-dioxane-4-carbaldehyde (CAS 24871-55-4)
- Ethyl 4-amino-2,3,5,6-tetrafluorobenzoate (CAS 950-68-5)
- N-cyclopropyl-2-methylcyclohexan-1-amine (CAS 926203-87-4)
- Ethyl 3-oxo-3-(piperidin-4-yl)propanoate (CAS 90979-13-8)
- 5-Bromo-1-(cyclopropylmethyl)indoline (CAS 1784059-18-2)
- tert-Butyl (3R,4S)-3-fluoro-4-hydroxypyrrolidine-1-carboxylate (CAS 1174020-49-5)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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