(5-Mercapto-4-phenyl-4H-1,2,4-triazol-3-yl)(phenyl)methanol CAS 21358-25-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21358-25-8 |
| Molecular Formula | C15H13N3OS |
| Molecular Weight | 283.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5-Mercapto-4-phenyl-4H-1,2,4-triazol-3-yl)(phenyl)methanol (CAS 21358-25-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H13N3OS. Molecular weight: 283.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H13N3OS |
| Molecular Weight | 283.35 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.) | 1963 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Mercapto Standards
- (5E)-2-Mercapto-5-[(1-methyl-1H-pyrrol-2-yl)-methylene]-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 893345-42-1)
- 2-(4-Benzyl-5-mercapto-4H-1,2,4-triazol-3-yl)phenol (CAS 312319-66-7)
- 4-(5-Mercapto-4-(m-tolyl)-4H-1,2,4-triazol-3-yl)phenol (CAS 917747-25-2)
- 2-Mercapto-3-(2-methoxyphenyl)quinazolin-4(3H)-one (CAS 1031-67-0)
- (5E)-2-Mercapto-5-[(5-methyl-2-furyl)methylene]-3-phenyl-3,5-dihydro-4H-imidazol-4-one (CAS 341943-56-4)
- 2-Mercapto-3-(3-methoxy-phenyl)-3H-quinazolin-4-one (CAS 56671-19-3)
- (3S)-3-Mercapto-1-pyrrolidinecarboxylic Acid (4-Nitrophenyl)methyl Ester (CAS 87657-41-8)
- 5-ethyl-2-mercapto-3-(2-methoxyethyl)-6-methylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 743452-33-7)
Recommended Standards
- 1-(1H-Benzo[d][1,2,3]triazol-1-yl)-3-(phenylthio)propan-2-one (CAS 305851-12-1)
- (4E)-3-Phenyl-4-{[(thiophen-2-ylmethyl)amino]methylidene}-4,5-dihydro-1H-pyrazol-5-one (CAS 240116-00-1)
- 1-(4-((4-Aminophenyl)sulfonyl)piperazin-1-yl)ethan-1-one (CAS 717904-64-8)
- 3-Bromo-5-iodo-2-methylbenzoic acid, 97% (CAS 1022983-50-1)
- 4-(((tert-Butoxycarbonyl)amino)methyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylic acid (CAS 2091419-29-1)
- 4-Bromo-2-chloro-5-methylbenzenethiol (CAS 1349708-73-1)
- (S)-1-(2-Methoxyphenyl)ethanol (CAS 108100-06-7)
- Methyl 3-(pyridin-3-yl)acrylate (CAS 61859-84-5)
- 2,3-Diphenyl-1,4-dihydrochromeno[4,3-b]pyrrole (CAS 88989-41-7)
- Insulin Degludec Impurity 9 (CAS CATO-C4X-21579)
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