| CAS No. | 1159977-10-2 |
| Molecular Formula | C28H20N8O2 |
| Molecular Weight | 500.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 500.51 g/mol gives 1159977-10-2 [2'-(2H-Tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl 2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-carboxylate [4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl 4-[2-(2H-tetrazol-5-yl)phenyl]benzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1159977-10-2 [2'-(2H-Tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl 2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-carboxylate [4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl 4-[2-(2H-tetrazol-5-yl)phenyl]benzoate (CAS 1159977-10-2), a certified reference material (molecular formula C28H20N8O2, MW 500.51 g/mol) for analytical method development and quality control.
Structurally, 1159977-10-2 [2'-(2H-Tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl 2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-carboxylate [4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl 4-[2-(2H-tetrazol-5-yl)phenyl]benzoate (C28H20N8O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 23.0, corresponding to approximately 23 ring(s) or double-bond equivalent(s). With a molecular weight of 500.51 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.
As a certified reference material (CRM), 1159977-10-2 [2'-(2H-Tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl 2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-carboxylate [4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl 4-[2-(2H-tetrazol-5-yl)phenyl]benzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C28H20N8O2 |
| Molecular Weight | 500.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 23.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 8 |