1-(4-(5-(4-Chlorophenyl)-4-(pyrimidin-4-yl)-1H-pyrazol-3-yl)piperidin-1-yl)-2-hydroxyethan-1-one CAS 271576-80-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 271576-80-8 |
| Molecular Formula | C20H20ClN5O2 |
| Molecular Weight | 397.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-(5-(4-Chlorophenyl)-4-(pyrimidin-4-yl)-1H-pyrazol-3-yl)piperidin-1-yl)-2-hydroxyethan-1-one (CAS 271576-80-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H20ClN5O2. Molecular weight: 397.86 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H20ClN5O2 |
| Molecular Weight | 397.86 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 |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Chlorophenyl Standards
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- 2-(2-Chlorophenyl)-N-{1-[3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl]cyclohexyl}acetamide (CAS 1396860-62-0)
- 1-(3-Chlorophenyl)-4-(5-(4-methoxyphenethyl)-1,2,4-oxadiazol-3-yl)pyrrolidin-2-one (CAS 1170059-82-1)
- 5-(4-Chlorophenyl)-7-methyl-3-oxo-N-phenyl-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidine-6-carboxamide (CAS 182171-02-4)
- 2-((5-(2-Chlorophenyl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)-N-(cyanomethyl)-N-phenylacetamide (CAS 852687-59-3)
- 2-(2-Chlorophenyl)-5-(2-propoxybenzylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 609794-89-0)
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- 4-[3-(2-Chlorophenyl)-1,5-dihydro-5-thioxo-4H-1,2,4-triazol-4-yl]-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one (CAS 722464-23-5)
Recommended Standards
- 2-(4-Chlorophenoxy)-1-(1-(4-methyl-5,6,7,8-tetrahydroquinazolin-2-yl)-1H-1,2,3-triazol-4-yl)propan-1-one (CAS 860650-93-7)
- 4-(Benzylamino)-2-((3-chloro-4-hydroxyphenethyl)amino)pyrimidine-5-carboxamide (CAS 919486-40-1)
- Rebamipide impurity 21 (CAS 452322-61-1)
- Ethyl 4-oxo-4-(3-thienyl)butyrate (CAS 473693-79-7)
- 2,3-Difluoro-5-nitrophenacyl bromide (CAS 1807183-56-7)
- 5-Bromo-N-(quinolin-8-yl)thiophene-2-sulfonamide (CAS 620103-87-9)
- 2-sulfobenzoic acid, ammonia salt (CAS 6939-89-5)
- 2-(Difluoromethoxy)benzaldehyde (CAS 71653-64-0)
- 1-(2-Fluoroethyl)-N-((1-isopropyl-1H-pyrazol-4-yl)methyl)-3-methyl-1H-pyrazol-4-amine hydrochloride (CAS 1856040-89-5)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
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