4-(4-Chlorophenoxy)-2-(methylsulfanyl)quinazoline CAS 477845-76-4
| CAS No. | 477845-76-4 |
| Molecular Formula | C15H11ClN2OS |
| Molecular Weight | 302.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-(4-Chlorophenoxy)-2-(methylsulfanyl)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.
4-(4-Chlorophenoxy)-2-(methylsulfanyl)quinazoline (CAS 477845-76-4), molecular formula C15H11ClN2OS and molecular weight 302.78 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H11ClN2OS, 4-(4-Chlorophenoxy)-2-(methylsulfanyl)quinazoline contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 302.78 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.
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.
Physical & Chemical Properties
| Molecular Formula | C15H11ClN2OS |
| Molecular Weight | 302.78 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenoxy Standards
- 4-(4-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 191327-30-7)
- 3-(2-Chlorophenoxy)benzenesulfonylchloride (CAS 474947-79-0)
- 3-(4-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 501697-55-8)
- 4-(3-Chlorophenoxy)benzene-1-sulfonyl chloride (CAS 815576-24-0)
- 5-((3-(4-Chlorophenoxy)propyl)thio)-1,3,4-thiadiazol-2-amine (CAS 878584-10-2)
- 1-Benzyl-4-(2-chlorophenoxy)piperidine (CAS 900512-07-4)
- 4-(2-Benzyl-4-chlorophenoxy)piperidine (CAS 946681-57-8)
- N-[2-(2-Chlorophenoxy)propyl]-2-isopropylaniline (CAS 1040681-83-1)
Recommended Standards
- 4-(3-Chloro-2-methylphenyl)-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol (CAS 380335-54-6)
- 4-(Piperidine-1-carboxamido)benzene-1-sulfonyl chloride (CAS 677326-95-3)
- 4-(3-{[(4-chlorophenyl)sulfanyl]methyl}-1H-1,2,4-triazol-5-yl)pyridine (CAS 338395-69-0)
- 4-[2-(2-Chlorophenyl)-4-methyl-1,3-thiazol-5-yl]pyrimidin-2-amine (CAS 499795-83-4)
- 1-(3,5-Bis(trifluoromethyl)benzyl)-N-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 338782-03-9)
- Methyl 3-Fluoro-4-(hydroxymethyl)benzoate (CAS 937636-18-5)
- Methyl 3-(3-bromophenyl)-1H-pyrazole-5-carboxylate (CAS 1148158-89-7)
- (3-(N,N-Diethylsulfamoyl)-5-methoxyphenyl)boronic acid (CAS 871333-03-8)
- 2-((2,4-Dichlorobenzyl)thio)-6,7-dimethoxy-3-(thiophen-2-ylmethyl)quinazolin-4(3H)-imine (CAS 478249-60-4)
- N-(2-(5-(2-Chlorophenyl)-1-isobutyryl-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923250-21-9)
- 4-Bromo-3-(2,6-dimethylphenyl)-2-fluoropropiophenone (CAS 898755-10-7)
- 4-((4-Fluoro-2-methyl-1H-indol-5-yl)oxy)-5-methylpyrrolo[2,1-f][1,2,4]triazin-6-yl pivalate (CAS 952490-01-6)
- (R)-2-(3-(Benzyl(isopropyl)amino)pyrrolidin-1-yl)acetic acid (CAS 1354017-13-2)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
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 18665070610 / Nicole.chen@cato-chem.com