5,7-Dichloro-8-fluoro-2-(methylthio)pyrido[4,3-d]pyrimidin-4(1H)-one CAS 2763157-90-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2763157-90-8 |
| Molecular Formula | C8H4Cl2FN3OS |
| Molecular Weight | 280.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,7-Dichloro-8-fluoro-2-(methylthio)pyrido[4,3-d]pyrimidin-4(1H)-one (CAS 2763157-90-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H4Cl2FN3OS. Molecular weight: 280.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H4Cl2FN3OS |
| Molecular Weight | 280.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 7-Chloro-3-(2-chlorobenzyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 201541-70-0)
- 4-iodo-1,2-dihydro-2,7-naphthyridin-1-one (CAS 959558-50-0)
- 7-chloro-N-(4-chlorophenyl)furo[2,3-d]pyridazin-4-amine (CAS 332013-40-8)
- (2S,3R)-2-Amino-3-(methyl-13C)succinic acid (CAS 43176-54-1)
- 5-Cyclopropyl-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 59698-20-3)
- Methyl 3-bromo-1H-pyrrolo[3,2-c]pyridine-4-carboxylate (CAS 1167055-69-7)
- 2-(5-Isopropyl-4,4-dimethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)benzonitrile (CAS 883899-03-4)
- 5-(1-chloroethyl)-3-(methoxymethyl)-1,2,4-oxadiazole (CAS 1250158-52-1)
- Entecavir Impurity 74 (CAS CATO-C4X-107774)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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