3-(6-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one CAS 82450-46-2
| CAS No. | 82450-46-2 |
| Molecular Formula | C23H17N3O2S |
| Molecular Weight | 399.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
3-(6-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one (CAS 82450-46-2), molecular formula C23H17N3O2S and molecular weight 399.46 g/mol, is a CATO reference standard with documented purity and traceability.
3-(6-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one (C23H17N3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 3-(6-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one 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 | C23H17N3O2S |
| Molecular Weight | 399.46 g/mol |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethoxybenzo Standards
- 3-(4-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one (CAS 918154-71-9)
- 3-(5-Ethoxybenzo[d]thiazol-2-yl)-2-phenylquinazolin-4(3H)-one (CAS 918154-66-2)
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-2-(phenylsulfonyl)acetamide (CAS 823825-88-3)
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-3,4-dimethylbenzenesulfonamide (CAS 438225-39-9)
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-3,5-dimethoxybenzamide (CAS 300712-78-1)
- 5-(((6-Ethoxybenzo[d]thiazol-2-yl)amino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 1023845-26-2)
- 1-(4-(6-Ethoxybenzo[d]thiazol-2-yl)piperazin-1-yl)pentan-1-one (CAS 897470-72-3)
- N-(4-Ethoxybenzo[d]thiazol-2-yl)-2-(methylthio)benzamide (CAS 896344-39-1)
Recommended Standards
- 4-(4-Hydroxy-3-methoxyphenyl)-5-(3-methoxypropyl)-3-(thiophen-2-yl)-4,5-dihydropyrrolo[3,4-c]pyrazol-6(1H)-one (CAS 939742-60-6)
- 4-Methoxy-N-(3-{7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5,9,11-pentaen-4-yl}phenyl)benzamide (CAS 685107-39-5)
- 3-((4-Fluorophenyl)sulfonyl)-N-(2-(phenylsulfonyl)ethyl)propanamide (CAS 337923-49-6)
- 5-(3,4-Dimethoxyphenyl)-2-(piperidin-1-yl)-[1,3]thiazolo[4,5-b]pyridine-7-carboxylic acid (CAS 852388-76-2)
- Benzyl (5-(4-chlorophenyl)oxazol-2-yl)carbamate (CAS 13575-29-6)
- 2-Bromo-3,4,5-trifluoro-1-iodobenzene (CAS 530145-58-5)
- (S)-(tetrahydrofuran-3-yl)hydrazine (CAS 1364914-25-9)
- 1-(Bromomethyl)-3-methoxy-2-(trifluoromethyl)benzene (CAS 1261828-76-5)
- 1,3-Dichloro-2-((methylsulfonyl)methyl)benzene (CAS 20018-02-4)
- Ethyl 2-[3-(methylamino)phenyl]acetate (CAS 200214-39-7)
- Methyl 2-amino-4-(4-propylphenyl)thiophene-3-carboxylate (CAS 350990-11-3)
- Methyl 3-amino-6-tert-butyl-4,5,6,7-tetrahydro-1-benzothiophene-2-carboxylate (CAS 749920-50-1)
- 3-((Tert-butoxycarbonyl)amino)bicyclo[3.1.0]Hexane-6-carboxylic acid (CAS 1935132-42-5)
- Peptide 434 (CAS CATO-CPTD788434)
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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