1-(5-Chloro-2-hydroxyphenyl)-3-(2-methylphenyl)propane-1,3-dione CAS 88952-40-3
| CAS No. | 88952-40-3 |
| Molecular Formula | C16H13ClO3 |
| Molecular Weight | 288.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 288.73 g/mol gives 1-(5-Chloro-2-hydroxyphenyl)-3-(2-methylphenyl)propane-1,3-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(5-Chloro-2-hydroxyphenyl)-3-(2-methylphenyl)propane-1,3-dione (CAS 88952-40-3), molecular formula C16H13ClO3 and molecular weight 288.73 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(5-Chloro-2-hydroxyphenyl)-3-(2-methylphenyl)propane-1,3-dione (C16H13ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 288.73 g/mol, it falls into the medium-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).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 1-(5-Chloro-2-hydroxyphenyl)-3-(2-methylphenyl)propane-1,3-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H13ClO3 |
| Molecular Weight | 288.73 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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Recommended Standards
- 1-(5-Chloro-2-hydroxy-4-methylphenyl)-3-phenyl-1,3-propanedione (CAS 5067-23-2)
- 1-(5-Chloro-2-hydroxyphenyl)-3-(m-tolyl)propane-1,3-dione (CAS 420825-19-0)
- 1-(4-Chlorophenyl)-5-cyano-N-ethyl-N-methyl-1H-pyrazole-4-carboxamide (CAS 98476-37-0)
- 1-Allyl-5-chloro-2-oxo-N-phenyl-1,2-dihydropyridine-3-carboxamide (CAS 339028-49-8)
- 2-Bromo-N-(tert-butyl)-5-nitroaniline (CAS 1809204-01-0)
- 8-(1-Methoxyethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline (CAS 2818959-32-7)
- 2,2-Dimethyl-6-phenylhexan-3-one (CAS 94743-26-7)
- 6-(Chloromethyl)-N-(2,3-dichlorophenyl)-1,3,5-triazine-2,4-diamine (CAS 1379811-51-4)
- 8-Bromo-7-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-amine (CAS 2413985-26-7)
- 2-(3-Hydroxyazetidin-1-yl)acetonitrile (CAS 1342163-61-4)
- Methyl 2-fluoro-2-(2-fluoro-[1,1'-biphenyl]-4-yl)propanoate (CAS 863224-87-7)
- 2-Chloro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-amine (CAS 1150561-74-2)
- 1-[4-(Diphenylmethyl)piperazin-1-yl]-2-(thiophen-2-yl)ethan-1-one (CAS 291291-92-4)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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