1,4-Diphenyl-3-(phenylamino)-4H-1,2,4-triazol-1-ium bromide CAS 55915-30-5
| CAS No. | 55915-30-5 |
| Molecular Formula | C20H18N4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,4-Diphenyl-3-(phenylamino)-4H-1,2,4-triazol-1-ium bromide (CAS 55915-30-5), molecular formula C20H18N4HBr and molecular weight 395.30 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1,4-Diphenyl-3-(phenylamino)-4H-1,2,4-triazol-1-ium bromide (C20H18N4HBr) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 395.30 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 1,4-Diphenyl-3-(phenylamino)-4H-1,2,4-triazol-1-ium bromide 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 | C20H18N4 HBr |
| Molecular Weight | 395.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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- 2-Chloro-3,3-diethoxyprop-1-ene (CAS 7575-33-9)
- Ethyl 3-(4-chloro-3-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanoate (CAS 1339697-23-2)
- FMRF-Like Peptide from snail Helix aspersa (CAS 98495-35-3)
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