2,4-Dichloro-6-(1-phenyl-1H-pyrazol-5-yl)phenol CAS 288401-48-9
| CAS No. | 288401-48-9 |
| Molecular Formula | C15H10Cl2N2O |
| Molecular Weight | 305.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2,4-Dichloro-6-(1-phenyl-1H-pyrazol-5-yl)phenol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
2,4-Dichloro-6-(1-phenyl-1H-pyrazol-5-yl)phenol (CAS 288401-48-9) is a high-purity analytical reference standard with the molecular formula C15H10Cl2N2O and a molecular weight of 305.16 g/mol.
Structurally, 2,4-Dichloro-6-(1-phenyl-1H-pyrazol-5-yl)phenol (C15H10Cl2N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 305.16 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H10Cl2N2O |
| Molecular Weight | 305.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- (5,7-dichloro-3-methylbenzofuran-2-yl)(phenyl)methanone (CAS 101081-68-9)
- 1-(4',6-Dichloro-[1,1'-biphenyl]-3-yl)-1,2-dihydro-3H-pyrazol-3-one (CAS 2138424-49-2)
- 2,6-Dichloro-5-fluoro-N-(thiophen-2-ylmethyl)nicotinamide (CAS 680217-82-7)
- 3,5-Dichloro-4-(quinolin-3-yloxy)aniline (CAS 315228-24-1)
- 4,5-Dichloro-2-(1-phenyl-1H-pyrazol-5-yl)phenol (CAS 288401-50-3)
- 4,6-Dichloro-2-(4-methoxy-phenyl)-quinazoline (CAS 461036-87-3)
- 4,7-Dichloro-2-(4-methoxyphenyl)quinazoline (CAS 885277-24-7)
- 6,9-Dichloro-N-methylacridine-4-carboxamide (CAS 86187-39-5)
Recommended Standards
- 2,4-Bis(3-chlorophenyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 64124-04-5)
- 2-(Chloromethyl)-3-(4-chlorophenyl)quinazolin-4(3H)-one (CAS 22280-87-1)
- 2,6-Dichlorobenzene-1,4-disulfonamide (CAS 19986-78-8)
- 2-(Chloromethyl)-3-(3-chlorophenyl)quinazolin-4(3H)-one (CAS 39263-96-2)
- 7-Chloro-4-hydroxy-N-methyl-N-phenylquinoline-3-carboxamide (CAS 861675-57-2)
- Ethyl 4-(1,3-dioxo-1,2,3,4-tetrahydroisoquinolin-2-yl)benzoate (CAS 130872-48-9)
- 2-Methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole (CAS 5094-12-2)
- 2-Methyl-4-(pyrazin-2-yloxy)aniline (CAS 926246-63-1)
- 1,1-dichloroethylcyclopropane (CAS 40459-85-6)
- (2-Chloro-5-(trifluoromethyl)pyridin-3-yl)methanol (CAS 943551-28-8)
- 2-(3-methoxyphenyl)pyridin-3-amine (CAS 886508-13-0)
- 2-(4-cyclohexylphenyl)acetonitrile (CAS 29030-58-8)
- Cis-Decahydronaphthalene (CAS 493-01-6)
- Liraglutide Impurity 5 TFA Salt (CAS CATO-C4X-19925)
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 18665070610 / Nicole.chen@cato-chem.com