7-Chloro-5-phenyl-[1,2,4]triazolo[1,5-a]pyrimidine CAS 28565-43-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28565-43-7 |
| Molecular Formula | C11H7ClN4 |
| Molecular Weight | 230.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-5-phenyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 28565-43-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H7ClN4. Molecular weight: 230.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H7ClN4 |
| Molecular Weight | 230.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 2-Chloro-4-(1h-pyrazol-1-yl)quinazoline (CAS 1017665-81-4)
- 7-Chloro-3-phenyl-[1,2,4]triazolo[4,3-c]pyrimidine (CAS 1094425-37-2)
- 4-Chloro-2-phenyl-2H-pyrazolo[3,4-d]pyrimidine (CAS 1100365-43-2)
- 6-Chloro-2-(pyridin-3-yl)imidazo[1,2-b]pyridazine (CAS 1125406-92-9)
- 7-Chloro-2-phenyl-2H-pyrazolo[3,4-d]pyridazine (CAS 1181458-79-6)
- 7-Chloro-3-phenyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 1211588-84-9)
- Methyl 3-(4-chloro-1-ethyl-1H-pyrazol-3-yl)-3-oxopropanoate (CAS 1229623-87-3)
- 2-chloro-N-(2-methoxyethyl)-6-nitroaniline (CAS 1248015-82-8)
Recommended Standards
- 6-Chloro-9-phenyl-9h-purine (CAS 5470-24-6)
- Ethyl (5-amino-6-chloropyrimidin-4-yl)glycinate (CAS 858252-41-2)
- 6-Chloro-7-(hydroxymethyl)-3,3-dimethyl-2H-oxazolo[3,2-a]pyrimidin-5(3H)-one (CAS 34138-55-1)
- 4-(4-Formylpyridin-3-yl)-2-methylbenzonitrile (CAS 1308669-68-2)
- 3-(4-Bromobenzyl)-6-chloroquinazolin-4(3H)-one (CAS 302913-20-8)
- H-D-Phe-D-Phe-D-Leu-D-Leu-D-Lys-γ-Pip-OH (CAS CATO-CPTD788715)
- 2-Methyl-5-(1-methyl-1H-pyrazol-4-yl)pyridin-3-ol (CAS 1175943-47-1)
- Fovinaciclib Impurity 4 (CAS CATO-C4X-33864)
- Phthalate Mix 6 (CAS CATO-MPAE111881-EA)
- Tirzepatide Impurity 38 (CAS CATO-C4X-324038)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com