5-(2,4-Dichlorophenoxy)-3-(3,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline CAS 477853-53-5
| CAS No. | 477853-53-5 |
| Molecular Formula | C21H10Cl4N4O |
| Molecular Weight | 476.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(2,4-Dichlorophenoxy)-3-(3,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(2,4-Dichlorophenoxy)-3-(3,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline (CAS 477853-53-5) is a high-purity analytical reference standard with the molecular formula C21H10Cl4N4O and a molecular weight of 476.14 g/mol.
Based on its molecular formula C21H10Cl4N4O, 5-(2,4-Dichlorophenoxy)-3-(3,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 476.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(2,4-Dichlorophenoxy)-3-(3,4-dichlorophenyl)-[1,2,4]triazolo[4,3-c]quinazoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H10Cl4N4O |
| Molecular Weight | 476.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Dichlorophenoxy Standards
- 2-(2,4-Dichlorophenoxy)-N'-[(1Z)-[5-nitro-2-(phenylsulfanyl)phenyl]methylidene]acetohydrazide (CAS 328263-29-2)
- Methyl 2-(2-(2,4-dichlorophenoxy)acetamido)-5-(diethylcarbamoyl)-4-methylthiophene-3-carboxylate (CAS 505096-56-0)
- 2-((5-((2,4-Dichlorophenoxy)methyl)-1,3,4-oxadiazol-2-yl)thio)-N-(3-nitrophenyl)propanamide (CAS 332114-40-6)
- [3-(2,4-Dichlorophenoxy)-5-(trifluoromethyl)pyridin-2-yl](2,4-dichlorophenyl)methanol (CAS 306977-40-2)
- 7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]pyrimidine (CAS 477858-76-7)
- N'-[2-(2,4-Dichlorophenoxy)ethanimidoyl]-3-[(4-fluorophenyl)methoxy]thiophene-2-carbohydrazide (CAS 338418-83-0)
- 2-(2,4-Dichlorophenoxy)-N-({[4-(trifluoromethoxy)phenyl]carbamothioyl}amino)propanamide (CAS 1024372-58-4)
- 2-({4-[(2,4-dichlorophenoxy)methyl]-2-nitrophenyl}sulfanyl)-1,3-benzothiazole (CAS 477869-58-2)
Recommended Standards
- (2E)-4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundec-2-en-1-ol 1H,1H,2H,3H-Perfluorodec-2-en-1-ol 2340-84-3 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundec-2-en-1-ol (CAS 2340-84-3)
- 4-((2-Bromobenzyl)oxy)-2-((2-bromophenoxy)methyl)benzaldehyde (CAS 1172912-83-2)
- 4,4'-Methylenebis(2-methoxyphenol) (CAS 3888-22-0)
- Di-tert-butyl 2,4-dibromo-6-cyanophenyliminodicarbonate (CAS 1956332-85-6)
- Ethyl 1-amino-4-(2,2,2-trifluoroethyl)-1H-pyrrole-2-carboxylate (CAS 2163771-80-8)
- 2-(2-Amino-6-(difluoromethyl)-4-methoxypyridin-3-yl)acetonitrile (CAS 1805009-98-6)
- Methyl 7-Methoxybenzofuran-2-carboxylate (CAS 59254-09-0)
- 5,7-Dichloroquinoline (CAS 4964-77-6)
- 1-(Benzyloxy)-5-bromo-4-chloro-2-nitrobenzene (CAS 1403483-74-8)
- 5-(Morpholinosulfonyl)-N-(thiazol-2-yl)furan-2-carboxamide (CAS 1172811-31-2)
- Methyl 3-amino-2-(naphthalen-2-ylmethyl)propanoate hydrochloride (CAS 776327-61-8)
- Reserpine Impurity 4 (CAS 1178-28-5)
- Canagliflozin RC 1 (CAS 1809403-04-0)
- D-Ser32-Tirzepatide (CAS CATO-CPTD788677)
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