Methyl 2-amino-4-(2,6-dichlorophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate CAS 939889-09-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 939889-09-5 |
| Molecular Formula | C20H13Cl2NO4S |
| Molecular Weight | 434.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Methyl 2-amino-4-(2,6-dichlorophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate (CAS 939889-09-5) pharmaceutical standards reference standard. Molecular formula: C20H13Cl2NO4S. Molecular weight: 434.29 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C20H13Cl2NO4S |
| Molecular Weight | 434.29 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
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- 2-(6-Amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-2-oxoethyl 2-(furan-2-yl)quinoline-4-carboxylate (CAS 522624-94-8)
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Recommended Standards
- N-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)-N-(phenylsulfonyl)glycine (CAS 338967-51-4)
- N-(5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)-2,2-diphenylacetamide (CAS 897735-69-2)
- Afatinib Impurity 17 (CAS CATO-C4X-100617)
- 5-Nitro-2-(4-piperidinyloxy)pyridine (CAS 916345-54-5)
- 2,4,8-Trimethoxyquinoline-3-carbaldehyde (CAS 55934-30-0)
- 1-(1-(Prop-2-yn-1-yloxy)ethoxy)butane (CAS 871-12-5)
- (2S)-3-(3,4-dihydroxyphenyl)-2-[[oxo-[(2S)-2-pyrrolidinyl]methyl]amino]propanoic acid (2S)-3-[3,4-bis(oxidanyl)phenyl]-2-[[(2S)-pyrrolidin-2-yl]carbonylamino]propanoic acid 4210-32-6 A825762 (CAS 4210-32-6)
- (1S,4S)-1-Methyl-2-oxabicyclo[2.2.1]heptane-4-carboxylic acid (CAS 2694056-79-4)
- 2-Bromo-1,5-naphthyridin-4-amine (CAS 50786-35-1)
- (D-Ala2)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 444073-04-5)
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