3-(2,4-Dichlorophenyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one CAS 103949-43-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 103949-43-5 |
| Molecular Formula | C14H8Cl2N2OS |
| Molecular Weight | 323.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(2,4-Dichlorophenyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 103949-43-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H8Cl2N2OS. Molecular weight: 323.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H8Cl2N2OS |
| Molecular Weight | 323.20 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.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- 3-(3,4-Dichlorophenyl)-2-sulfanyl-3,4-dihydroquinazolin-4-one (CAS 282729-77-5)
- 4-(3,4-Dichlorophenyl)-5-(pyridin-4-yl)-4h-1,2,4-triazole-3-thiol (CAS 438031-61-9)
- (Z)-2-(1-(3,4-dichlorophenyl)ethylidene)-N-(pyridin-4-yl)hydrazine-1-carboxamide (CAS 866050-05-7)
- 1-(7-(2,3-Dichlorophenyl)-5-methyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethan-1-one (CAS 867042-67-9)
- 4-(2,4-Dichlorophenyl)-5-(ethylsulfonyl)-1,2,3-thiadiazole (CAS 1708199-39-6)
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- 2-[(2,6-Dichlorophenyl)amino]-N,N-dimethylbenzeneacetamide (CAS 21789-06-0)
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Recommended Standards
- tert-Butyl (1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-3-yl)carbamate (CAS 1021735-84-1)
- 2-[(2-Bromophenyl)methylsulfanyl]benzoic acid (CAS 113425-21-1)
- Lumateperone Impurity 67 (CAS CATO-C4X-220167)
- 3,4-Dibromo-2,6-difluorophenylacetonitrile (CAS 1806273-55-1)
- 2-Amino-6-(difluoromethyl)-3-(trifluoromethyl)isonicotinaldehyde (CAS 1806844-32-5)
- 3-Methyl 5-(2-(phenylthio)ethyl) 2,4,6-trimethyl-1,4-dihydropyridine-3,5-dicarboxylate (CAS 123875-01-4)
- 5-(Methylthio)thiophene-2-carbonyl chloride (CAS 135080-21-6)
- m-PEG2-4-nitrophenyl carbonate (CAS 105108-59-6)
- 2-((2-(Tert-butoxycarbonyl)-5,5-dioxido-5-thia-2-azaspiro[3.4]Octan-8-yl)oxy)acetic acid (CAS 1822455-57-1)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com