3-(3,4-Dimethoxy-phenyl)-6-hydroxy-2-mercapto-3H-quinazolin-4-one CAS 568544-01-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 568544-01-4 |
| Molecular Formula | C16H14N2O4S |
| Molecular Weight | 330.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(3,4-Dimethoxy-phenyl)-6-hydroxy-2-mercapto-3H-quinazolin-4-one (CAS 568544-01-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H14N2O4S. Molecular weight: 330.36 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H14N2O4S |
| Molecular Weight | 330.36 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dimethoxy Standards
- 16,19-Dimethoxy-3,21-diazapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{15,20}]henicosa-1(21),2(10),4(9),5,7,13,15(20),16,18-nonaene (CAS 860786-96-5)
- 2,6-Dimethoxy-N-(3-(1-methylcyclopentyl)isoxazol-5-yl)benzamide (CAS 82558-69-8)
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- 2,3-Dimethoxy-6-(5-(2-methylthiazol-4-yl)pyrimidin-4-yl)phenol (CAS 74527-34-7)
Recommended Standards
- 3-((3,4-Dimethylphenyl)sulfonyl)-7-hydroxy-2H-chromen-2-one (CAS 866013-26-5)
- 3-[(Benzenesulfonyl)methyl]-5-(3-methoxyphenyl)-1,2,4-oxadiazole (CAS 672925-67-6)
- 2-Nitroprobenecid (CAS 2577-52-8)
- 2-(Trans-4-(tert-butyl)cyclohexyl)ethanol (CAS 61244-90-4)
- N-(2-hydrazinyl-2-oxoethyl)-4-methylbenzenesulfonamide (CAS 3619-20-3)
- (E)-3-(2-methyl-5-(trifluoromethoxy)phenyl)acrylic acid (CAS 1262019-25-9)
- 1-(4-Cyano-2-fluorophenyl)piperidine-4-carboxylic acid (CAS 1156886-59-7)
- (3,4-Difluorophenyl)(4-(pyridin-2-yloxy)piperidin-1-yl)methanone (CAS 1428380-00-0)
- 5-(1H-1,2,4-triazol-1-ylmethyl)-1,3,4-oxadiazole-2-thiol (CAS 852933-13-2)
- Insulin Degludec Impurity 24 (CAS CATO-C4X-215724)
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