| CAS No. | 1141-45-3 |
| Molecular Formula | C13H12O2S |
| Molecular Weight | 232.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 232.30 g/mol gives 3-(Naphthalen-2-ylthio)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-(Naphthalen-2-ylthio)propanoic acid (CAS 1141-45-3), a certified reference material (molecular formula C13H12O2S, MW 232.30 g/mol) for analytical method development and quality control.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 3-(Naphthalen-2-ylthio)propanoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 232.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 3-(Naphthalen-2-ylthio)propanoic 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.
| Molecular Formula | C13H12O2S |
| Molecular Weight | 232.30 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |