1-Mercapto-4-phenyl-4H-[1,2,4]triazolo[4,3-a]quinazolin-5-one CAS 67442-90-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67442-90-4 |
| Molecular Formula | C15H10N4OS |
| Molecular Weight | 294.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Mercapto-4-phenyl-4H-[1,2,4]triazolo[4,3-a]quinazolin-5-one (CAS 67442-90-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C15H10N4OS. Molecular weight: 294.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C15H10N4OS |
| Molecular Weight | 294.33 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Mercapto Standards
- 2-mercapto-3-(3-methoxypropyl)-4-oxo-3,4-dihydroquinazoline-7-carboxylic acid (CAS 871478-73-8)
- (5E)-2-Mercapto-5-(2-methylbenzylidene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one 13109-85-8 (CAS 13109-85-8)
- (5E)-2-Mercapto-5-(4-methylbenzylidene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one 13109-87-0 (CAS 13109-87-0)
- (5E)-2-Mercapto-5-(3-methylbenzylidene)-3-phenyl-3,5-dihydro-4H-imidazol-4-one 890340-05-3 (CAS 890340-05-3)
- 3-Mercapto-1-phenethyl-5,6,7,8-tetrahydro-isoquinoline-4-carbonitrile (CAS 385787-60-0)
- 2-mercapto-1-(2-methoxyethyl)-7-methyl-4-oxo-1,4-dihydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 937599-80-9)
- 2-Mercapto-3-(3-methoxyphenyl)-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-on+ (CAS 1105190-23-5)
- Benzyl (2-(5-mercapto-4-methyl-4H-1,2,4-triazol-3-yl)ethyl)carbamate (CAS 1394022-31-1)
Recommended Standards
- 1-(4-Cyanobenzenesulfonyl)piperidine-4-carboxylic acid (CAS 871478-84-1)
- 2-((2,5-Dioxo-1-propylpyrrolidin-3-yl)thio)nicotinic acid (CAS 831207-41-1)
- 1-(2-Cyanobenzenesulfonyl)piperidine-4-carboxylic acid (CAS 871478-83-0)
- 4-Chloro-1H -pyrazol-3-ylamine hydrochloride (CAS 1263094-05-8)
- 3-hydroxy-4-isopropoxybenzoic acid (CAS 1243404-33-2)
- N-Nitroso Chlorophenothiazine (CAS 2892260-30-7)
- Tert-butyl (1-(piperidine-1-carbonyl)piperidin-4-yl)carbamate (CAS 651056-70-1)
- 2-Propenoic acid, ethyl ester, polymer with (3-chloropropyl)trimethoxysilane and 1,2-ethanediamine (CAS 67674-63-9)
- 2-Chloro-n-[3-(dimethylamino)propyl]pyridine-3-carboxamide (CAS 546116-78-3)
- 103244-41-3 Insulin-like Growth Factor-II fragment 33-40 Ser-Arg-Val-Ser-Arg-Arg-Ser-Arg (CAS 103244-41-3)
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