4-(2-Phenyloxazol-5-yl)phenol CAS 103656-71-9
| CAS No. | 103656-71-9 |
| Molecular Formula | C15H11NO2 |
| Molecular Weight | 237.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(2-Phenyloxazol-5-yl)phenol 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.
4-(2-Phenyloxazol-5-yl)phenol (CAS 103656-71-9), molecular formula C15H11NO2 and molecular weight 237.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H11NO2, 4-(2-Phenyloxazol-5-yl)phenol contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 237.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C15H11NO2 |
| Molecular Weight | 237.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1986 |
| Nitrogen Atoms | 1 |
Related Phenyloxazol Standards
- 2-(5-Phenyloxazol-2-yl)phenol (CAS 103656-73-1)
- 4-(5-Phenyloxazol-2-yl)aniline (CAS 10004-70-3)
- 2-(5-Phenyloxazol-2-yl)aniline (CAS 193811-53-9)
- 4-(2-Phenyloxazol-5-yl)aniline (CAS 76046-08-7)
- 3-((2-Phenyloxazol-4-yl)methoxy)propan-1-ol (CAS 304025-26-1)
- 3-(2-Methyl-4-phenyloxazol-5-yl)propanoic acid (CAS 89149-93-9)
- N-(2-Phenyloxazol-4-yl)isobutyramide (CAS 57069-11-1)
- 2-(((5-Oxo-2-phenyloxazol-4(5H)-ylidene)methyl)amino)acetic acid (CAS 3674-27-9)
Recommended Standards
- 2-(1-(Furan-2-carbonyl)piperidin-4-yl)acetic acid (CAS 1030422-36-6)
- 2-(3-Fluorophenyl)-4-methylthiazole-5-carboxylic acid (CAS 1027513-59-2)
- (3S)-1,2,3,4-Tetrahydro-6,7-dimethoxy-3-isoquinolinecarboxylic Acid (CAS 103733-66-0)
- 2-Amino-4-(4-ethoxyphenyl)-4-oxobutanoic acid (CAS 1026755-44-1)
- 2,2-Dimethyl-7-nitro-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 945969-04-0)
- 2,2'-((3-(3,6-Dichloro-9H-carbazol-9-yl)-2-hydroxypropyl)azanediyl)bis(ethan-1-ol) (CAS 300816-43-7)
- (1-Phenylpropyl)hydrazine (CAS 3314-13-4)
- 8-[3-(4-Methylphenyl)-1,2,4-oxadiazol-5-yl]-2H,3H-[1,2,4]triazolo[4,3-a]pyridin-3-one (CAS 1239776-62-5)
- N-(2,4-Dimethoxyphenyl)-2-(1-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide (CAS 941905-16-4)
- 1-(Tetrahydro-2H-pyran-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1330267-12-3)
- 2-Chloro-N-[3-cyano-4,5-bis(furan-2-yl)furan-2-yl]acetamide (CAS 554404-36-3)
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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