2-((4-Chlorophenyl)thio)-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)acetamide CAS 338959-76-5
| CAS No. | 338959-76-5 |
| Molecular Formula | C20H16ClN3OS |
| Molecular Weight | 381.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-((4-Chlorophenyl)thio)-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)acetamide is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-((4-Chlorophenyl)thio)-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)acetamide (CAS 338959-76-5) is a high-purity analytical reference standard with the molecular formula C20H16ClN3OS and a molecular weight of 381.88 g/mol.
Based on its molecular formula C20H16ClN3OS, 2-((4-Chlorophenyl)thio)-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)acetamide contains a steroid core, 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 381.88 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
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.
CATO manufactures 2-((4-Chlorophenyl)thio)-N-(5,6-dihydrobenzo[h]quinazolin-2-yl)acetamide 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 | C20H16ClN3OS |
| Molecular Weight | 381.88 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3-Chloro-2-phenyl-1-tosyl-1H-indole (CAS 88207-51-6)
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- 2-Amino-4-chlorobenzenethiol (CAS 1004-00-8)
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- (trans-4-(Trifluoromethyl)cyclohexyl)methanamine hydrochloride (CAS 2503204-92-8)
- (3,6-Dimethylpyrazin-2-yl)methanol (CAS 1400563-40-7)
- 2-(3-Methoxybenzylidene)-5-(methylthio)thiophen-3(2H)-one (CAS 1000574-08-2)
- 2,2-Dimethyl-3-heptanol (CAS 19549-70-3)
- Bilastine impurity 110 (CAS CATO-C4X-2253110)
- (3E)-3-{[(2,4-dichlorophenyl)methoxy]imino}-N-[(methylcarbamothioyl)amino]propanamide (CAS 338407-67-3)
- (D-Ala1)-Peptide T amide (CAS 106362-34-9)
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