3-[(3-aminophenyl)ethynyl]benzoic acid CAS 930395-90-7
| CAS No. | 930395-90-7 |
| Molecular Formula | C15H11NO2 |
| Molecular Weight | 237.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 237.25 g/mol gives 3-[(3-aminophenyl)ethynyl]benzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-[(3-aminophenyl)ethynyl]benzoic acid (CAS 930395-90-7), a certified reference material (molecular formula C15H11NO2, MW 237.25 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H11NO2, 3-[(3-aminophenyl)ethynyl]benzoic acid 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-[(3-aminophenyl)ethynyl]benzoic 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 | 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.) | 1987 |
| Nitrogen Atoms | 1 |
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