3-(4-Chlorophenyl)-[1,2,4]triazolo[5,1-b]quinazolin-9(3H)-one CAS 95353-73-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 95353-73-4 |
| Molecular Formula | C15H9ClN4O |
| Molecular Weight | 296.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4-Chlorophenyl)-[1,2,4]triazolo[5,1-b]quinazolin-9(3H)-one (CAS 95353-73-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C15H9ClN4O. Molecular weight: 296.71 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C15H9ClN4O |
| Molecular Weight | 296.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-c]quinazolin-5(6H)-one (CAS 104614-80-4)
- 2-[4-(4-chlorophenyl)-4-ethyl-2,5-dioxoimidazolidin-1-yl]acetic acid (CAS 1094512-53-4)
- 2-(4-Chlorophenyl)chromeno[4,3-c]pyrazol-3(2H)-one (CAS 121694-45-9)
- 1-(3-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264040-36-9)
- 1-(4-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-89-1)
- 1-(2-Chlorophenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1H-pyrazole-5-carboxylic acid (CAS 1264047-52-0)
- 1-(4-Chlorophenyl)-[1,2,4]triazolo[4,3-a]quinoxalin-4(5H)-one (CAS 129227-30-1)
- (2-Chlorophenyl)diphenylphosphane (CAS 35035-62-2)
Recommended Standards
- 3-(1H-Benzo[d]imidazol-2-yl)-6-chloro-4H-chromen-4-one (CAS 293740-39-3)
- 5-(Azepan-1-yl)-7-chloro-4-nitrobenzo[c][1,2,5]oxadiazole (CAS 310451-77-5)
- 2-Amino-6-chloro-N-(2-methoxyethyl)-4-oxo-4H-chromene-3-carboxamide (CAS 883279-34-3)
- 4-Chloro-2,3-dimethylbenzonitrile (CAS 90537-14-7)
- 4-Chloro-N-((1-methyl-1H-pyrrol-2-yl)methylene)aniline (CAS 1749-23-1)
- n-(4-(n-(4-Phenoxyphenyl)sulfamoyl)phenyl)acetamide (CAS 315248-48-7)
- N-Isopropylhydroxylamine (CAS 5080-22-8)
- 1-(6-Bromopyridin-2-yl)-2-fluoroethan-1-ol (CAS 1093880-26-2)
- tert-Butyl 3-(5-bromopyridin-2-yl)-3,6-diazabicyclo[3.1.1]heptane-6-carboxylate (CAS 2222757-10-8)
- Gastric Inhibitory Polypeptide (human) (CAS 100040-31-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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