| CAS No. | 337310-77-7 |
| Molecular Formula | C15H13N3S |
| Molecular Weight | 267.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
N-phenyl-5-(o-tolyl)-1,3,4-thiadiazol-2-amine (CAS 337310-77-7), molecular formula C15H13N3S and molecular weight 267.35 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-phenyl-5-(o-tolyl)-1,3,4-thiadiazol-2-amine (C15H13N3S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 267.35 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 N-phenyl-5-(o-tolyl)-1,3,4-thiadiazol-2-amine 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 | C15H13N3S |
| Molecular Weight | 267.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |