4-(1H-Tetrazol-5-yl)phenol CAS 51517-88-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51517-88-5 |
| Molecular Formula | C27H22N4O |
| Molecular Weight | 418.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(1H-Tetrazol-5-yl)phenol (CAS 51517-88-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C27H22N4O. Molecular weight: 418.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C27H22N4O |
| Molecular Weight | 418.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 4 |
Related H Standards
- 5'-(2H-tetrazol-5-yl)-[1,1':3',1"-terphenyl] -4,4"-dicarboxylic acid (CAS 1159596-05-0)
- 2,2'-(4-(4-(1H-Tetrazol-5-yl)phenyl)pyridine-2,6-diyl)dipyrazine (CAS 2409700-91-8)
- 1-(3-(1H-Tetrazol-5-yl)propyl)-4-(benzhydryloxy)piperidine (CAS 162641-16-9)
- 4'-(4-(1H-Tetrazol-5-yl)phenyl)-2,2':6',2''-terpyridine (CAS 1938145-37-9)
- 4-((2H-tetrazol-5-yl)methoxy)-1-tosyl-1H-indole (CAS 439093-61-5)
- 5'-(1H-tetrazol-5-yl)-[1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarboxylic acid (CAS 2249811-47-8)
- ((2'-(5H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)valine (CAS CATO-C3D-262892)
- (3-((2H-Tetrazol-5-yl)methyl)-1H-indol-1-yl)(4-chlorophenyl)methanone (CAS 15992-13-9)
Recommended Standards
- 4-(1-(4-Methoxyphenyl)-4,5-diphenyl-1H-imidazol-2-yl)phenol (CAS 497061-20-8)
- 4-(5-((2-(Ethylamino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 469879-40-1)
- 3-(3,4-Dimethoxyphenyl)-N-(4-ethoxyphenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 890631-73-9)
- Benzo[h]quinoline (CAS 230-27-3)
- 3-(2,6-Dichlorophenyl)-3-oxopropanenitrile (CAS 71463-50-8)
- N-(4-aminocyclohexyl)hexanamide (CAS 1154620-08-2)
- 7783-83-7 65390568Z5 Ferric ammonium sulfate Ammonium ferric sulfate Sulfuric acid, ammonium iron(3+) salt (2:1:1), dodecahydrate Iron ammonium sulfate dodecahydrate UNII-65390568Z5 (CAS 7783-83-7)
- 4-[(5,6-Dihydro-4H-1,3-thiazin-2-yl)amino]-phenol (CAS 540771-32-2)
- 4-(5-Fluoro-2-methoxyphenyl)-4-methyl-2-oxopentanoic acid (CAS 217196-31-1)
- Semaglutide (CAS 910463-68-2（free base）)
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