2-(4-Methylphenyl)-1,3-thiazolidine-4-carboxylic acid, mixture of diastereomers CAS 67189-37-1
| CAS No. | 67189-37-1 |
| Molecular Formula | C11H13NO2S |
| Molecular Weight | 223.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H13NO2S, 2-(4-Methylphenyl)-1,3-thiazolidine-4-carboxylic acid, mixture of diastereomers contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 223.29 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.
2-(4-Methylphenyl)-1,3-thiazolidine-4-carboxylic acid, mixture of diastereomers (CAS 67189-37-1), molecular formula C11H13NO2S and molecular weight 223.29 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H13NO2S |
| Molecular Weight | 223.29 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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- 4,8-Dichloro-5-(trifluoromethyl)quinoline (CAS 959071-80-8)
- 3-amino-1,1,1-trifluoro-2-(2-furyl)propan-2-ol (CAS 933726-15-9)
- Pre-Vitamin D3 Octanoate (CAS 927822-17-1)
- Roxadustat impurity 121 (CAS CATO-C4X-2213121)
- a-Bag Cell Peptide (1-8) (CAS 87549-53-9)
- Cefradine Impurity 25 (CAS CATO-C4X-121525)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
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