1-Methyl-7-nitro-5-phenyl-[1,2,4]triazolo[4,3-a]quinazoline CAS 57370-25-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57370-25-9 |
| Molecular Formula | C16H11N5O2 |
| Molecular Weight | 305.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Methyl-7-nitro-5-phenyl-[1,2,4]triazolo[4,3-a]quinazoline (CAS 57370-25-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H11N5O2. Molecular weight: 305.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H11N5O2 |
| Molecular Weight | 305.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 5 |
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Recommended Standards
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- (E)-4-oxo-4-(2-(4-propionamidobenzoyl)hydrazinyl)but-2-enoic acid (CAS 314765-77-0)
- 8,8-Dimethyl-6-(methylamino)-5,6,7,8-tetrahydronaphthalen-2-ol (CAS 801211-79-0)
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- N,N-dipropylbenzamide (CAS 14657-86-4)
- 2-CHloro-4-[(cyclopentylamino)methyl]phenol (CAS 1248012-76-1)
- Tricaprylin (CAS 538-23-8)
- 6,8-Dichloro-3,4-dihydro-1H-pyrano[3,4-c]pyridine (CAS 1086321-88-1)
- D-Ile17-Tirzepatide (CAS CATO-CPTD788917)
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