3-(2,4-Dichloro-5-methoxyphenyl)-2-(prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-one CAS 339015-52-0
| CAS No. | 339015-52-0 |
| Molecular Formula | C18H14Cl2N2O2S |
| Molecular Weight | 393.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 393.29 g/mol gives 3-(2,4-Dichloro-5-methoxyphenyl)-2-(prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(2,4-Dichloro-5-methoxyphenyl)-2-(prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-one (CAS 339015-52-0), molecular formula C18H14Cl2N2O2S and molecular weight 393.29 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 3-(2,4-Dichloro-5-methoxyphenyl)-2-(prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 393.29 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 3-(2,4-Dichloro-5-methoxyphenyl)-2-(prop-2-en-1-ylsulfanyl)-3,4-dihydroquinazolin-4-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 | C18H14Cl2N2O2S |
| Molecular Weight | 393.29 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| 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 Dichloro Standards
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- 3,4-Dichloro-N-[2,4-dichloro-5-(propan-2-yloxy)phenyl]benzamide (CAS 338961-14-1)
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- 6,7-Dichloro-2-(4-chlorophenoxy)-3-(trifluoromethyl)quinoxaline (CAS 478039-85-9)
- 2,3-Dichloro-N-(3-chlorophenyl)-4-(ethylsulfonyl)benzamide (CAS 477867-75-7)
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Recommended Standards
- 2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-phenoxypyrimidine (CAS 339276-11-8)
- 3-(4-Allyl-5-thioxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)-1-(2,4-dichlorobenzyl)pyridin-2(1H)-one (CAS 242471-94-9)
- 2-((2-(3,4-Dichlorophenyl)-2-oxoethyl)thio)-3-ethylquinazolin-4(3H)-one (CAS 329080-29-7)
- 4-((3,4-Dichlorobenzyl)thio)-5-methoxy-2-phenylpyridazin-3(2H)-one (CAS 5509-75-1)
- 2-NITRO-5-PHENOXYPYRIDINE (CAS 779345-38-9)
- 5-Bromo-N-hydroxy-2-methoxybenzamide (CAS 1707566-19-5)
- 2-(Chloromethyl)-4-fluoro-N,N-dimethylaniline (CAS 1096889-31-4)
- (2S,3R)-3-Amino-2-methyl-3-phenylpropanoic acid hydrochloride (CAS 16933-84-9)
- N-(4-Ethylphenyl)-2-methylquinazolin-4-amine (CAS 827031-13-0)
- 4-Fluoro-6-methylnicotinic acid (CAS 1060806-01-0)
- Phenazine methosulfate (CAS 299-11-6)
- (R)-Cyclohexyl 2-aminopropanoate hydrochloride (CAS 2053427-31-7)
- 5-Bromo-7,7-dimethyl-7H-benzo[c]fluorene (CAS 954137-48-5)
- Galanin Message Associated Peptide (1-41) amide trifluoroacetate salt (CAS 132699-74-2)
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