7-Chloro-8-fluoro-2-(methylthio)pyrido[4,3-d]pyrimidin-4(3H)-one CAS 2454491-18-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2454491-18-8 |
| Molecular Formula | C8H5ClFN3OS |
| Molecular Weight | 245.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-8-fluoro-2-(methylthio)pyrido[4,3-d]pyrimidin-4(3H)-one (CAS 2454491-18-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H5ClFN3OS. Molecular weight: 245.66 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H5ClFN3OS |
| Molecular Weight | 245.66 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.) | 2000 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 7-chloro-2-(2-methylphenyl)[1,3]oxazolo[5,4-d]pyrimidine (CAS 1018053-24-1)
- 6-Chloro-4-(difluoromethyl)-2-isopropyl-2h-pyrazolo[3,4-b]pyridine (CAS 1018127-78-0)
- 6-Chloro-2-(2,2-difluoroethyl)-3,4-dimethyl-2H-pyrazolo[3,4-b]pyridine (CAS 1018127-86-0)
- 6-Chloro-4-(difluoromethyl)-2-propyl-2h-pyrazolo[3,4-b]pyridine (CAS 1018128-29-4)
- 7-Chloro-2-(p-tolyl)oxazolo[5,4-d]pyrimidine (CAS 1018142-92-1)
- 6-Chloro-4-(difluoromethyl)-2-ethyl-3-methyl-2H-pyrazolo[3,4-b]pyridine (CAS 1018165-01-9)
- 4-Chloro-3-(p-tolyl)isoxazolo[5,4-d]pyrimidine (CAS 112467-60-4)
- 2-Chloro-N-((1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)methyl)acetamide (CAS 1172696-99-9)
Recommended Standards
- 6-Chloro-5-(difluoromethyl)-1-isopropyl-1H-pyrazolo[3,4-b]pyridine (CAS 2090187-23-6)
- 7-Fluoro-8-Quinolinesulfonyl Chloride (CAS 32435-65-7)
- 6-Chloro-2-methyl-1H-benzo[de]isoquinoline-1,3(2H)-dione (CAS 4118-33-6)
- (4AR,8aR)-1-ethoxy-5-methyl-4,4a,8,8a-tetrahydroisoquinolin-3(7H)-one (CAS 122490-25-9)
- 6-Chloro-N-(3-chloro-4-methoxyphenyl)-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1040662-49-4)
- 5-Phenyl-1,3,4-thiadiazol-2(3H)-one (CAS 24028-40-8)
- 1-(2-Methoxyphenyl)-2-(pyridin-3-yl)ethane-1,2-dione (CAS 1196154-29-6)
- 2',5'-Bis(dodecyloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde (CAS 886448-84-6)
- Trelagliptin Impurity 14 Dihydrochloride (CAS 1917324-14-1（free base）)
- Liraglutide Impurity 16 TFA Salt (CAS CATO-C4X-199216)
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