3-(O-tolyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-ol CAS 866808-12-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866808-12-0 |
| Molecular Formula | C16H12N4O |
| Molecular Weight | 276.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(O-tolyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-ol (CAS 866808-12-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H12N4O. Molecular weight: 276.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H12N4O |
| Molecular Weight | 276.29 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.) | 1987 |
| Nitrogen Atoms | 4 |
Related O Standards
- 3-(M-tolyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-ol (CAS 866812-19-3)
- 2-(p-Tolyl)-5-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1224442-28-7)
- 2-(m-Tolyl)-5-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1224442-29-8)
- 2-(p-Tolyl)-3-(trifluoromethyl)benzofuran (CAS 821769-95-3)
- 3-(p-Tolyl)-7-(trifluoromethyl)imidazo[1,2-a]pyrimidine (CAS 886362-76-1)
- 3-(O-tolyl)-3-(2,2,2-trifluoroacetamido)propanoic acid (CAS 117291-10-8)
- 4-(p-Tolyl)-1,2,3,3a,4,8b-hexahydrocyclopenta[b]indole-7-carbaldehyde (CAS 273220-35-2)
- 1-(p-Tolyl)dodecan-1-one (CAS 50671-19-7)
Recommended Standards
- 3,4-Dihydrobenz[a]anthracene-1(2H)-one (CAS 57652-74-1)
- 3-(5-(Pyridin-3-yloxy)pyridin-3-yl)benzaldehyde (CAS 918138-42-8)
- 3,5-Di(pyridin-4-yl)benzoic acid (CAS 876905-58-7)
- 2-Cyclopentyl-N-methoxy-N-methylacetamide (CAS 134560-38-6)
- N-methyl-N-phenyl-2-(piperazin-1-yl)acetamide (CAS 318280-95-4)
- 24415-00-7 dibromofluoromethyltriphenylphosphonium bromide; dibromogerm (CAS 24415-00-7)
- N-(2-(2-propylphenoxy)ethyl)acetamide (CAS 491601-87-7)
- Riboflavin-4＇-phosphate (CAS 60697-29-2)
- Methyl 3-amino-4-(methylamino)benzoate (CAS 66315-16-0)
- D-Leu26-Tirzepatide (CAS CATO-CPTD788908)
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