4'-Hydroxy-2-methyl-[1,1'-biphenyl]-3-carboxylic acid CAS 1261993-26-3
| CAS No. | 1261993-26-3 |
| Molecular Formula | C14H12O3 |
| Molecular Weight | 228.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C14H12O3, 4'-Hydroxy-2-methyl-[1,1'-biphenyl]-3-carboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 228.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4'-Hydroxy-2-methyl-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261993-26-3), molecular formula C14H12O3 and molecular weight 228.24 g/mol, is a CATO reference standard with documented purity and traceability.
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 4'-Hydroxy-2-methyl-[1,1'-biphenyl]-3-carboxylic acid 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 | C14H12O3 |
| Molecular Weight | 228.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Hydroxy Standards
- 3-Hydroxy-4'-methoxy-[1,1'-biphenyl]-4-carbaldehyde (CAS 1014625-93-4)
- 2-Hydroxy-5-methylphenyl benzoate (CAS 10268-64-1)
- 4-Hydroxy-4'-(hydroxymethyl)-[1,1'-biphenyl]-3-carbaldehyde (CAS 1098984-09-8)
- 2'-Hydroxy-2-methyl-[1,1'-biphenyl]-4-carboxylic acid (CAS 1141473-81-5)
- Methyl 3-hydroxy-[1,1'-biphenyl]-4-carboxylate (CAS 117369-94-5)
- 2-(4'-Hydroxy-[1,1'-biphenyl]-2-yl)acetic acid (CAS 1176610-22-2)
- Ethyl 8-hydroxy-1,4-dioxaspiro[4.5]Dec-7-ene-7-carboxylate (CAS 121210-56-8)
- 5-Hydroxy-4'-methyl-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261978-76-0)
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