Ethyl (3-(4-chlorophenyl)-8-((4-chlorophenyl)amino)pyrido[2,3-b]pyrazin-6-yl)carbamate CAS 21395-43-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21395-43-7 |
| Molecular Formula | C22H16Cl2N5O2 |
| Molecular Weight | 453.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl (3-(4-chlorophenyl)-8-((4-chlorophenyl)amino)pyrido[2,3-b]pyrazin-6-yl)carbamate (CAS 21395-43-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H16Cl2N5O2. Molecular weight: 453.30 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H16Cl2N5O2 |
| Molecular Weight | 453.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Ethyl Standards
- (E)-[(4-Chlorophenyl)methoxy][(2-{[(4-chlorophenyl)methyl]sulfanyl}quinolin-3-yl)methylidene]amine (CAS 478065-88-2)
- 2-(4-Chlorophenyl)-3-((4-chlorophenyl)thio)-N,N-dimethylquinoline-4-carboxamide (CAS 477886-45-6)
- 4-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-6-[(4-fluorophenyl)sulfanyl]-2-phenylpyrimidine (CAS 338960-99-9)
- 3-(4-Chlorophenyl)-2-((2-oxo-2-phenylethyl)thio)-6,7-dihydro-3H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4(5H)-one (CAS 586988-78-5)
- 2-[4-(3-Chlorophenyl)piperazin-1-yl]-7-(4-methoxyphenyl)-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 1226448-86-7)
- 2-(4-(2-Chlorophenyl)piperazin-1-yl)-7-(4-methoxyphenyl)thieno[3,2-d]pyrimidin-4(1H)-one (CAS 1226458-51-0)
- 7-(2-Chlorophenyl)-2-(4-(2-methoxyphenyl)piperazin-1-yl)thieno[3,2-d]pyrimidin-4(3H)-one (CAS 1242932-94-0)
- 1-Benzyl-3-[(4-chlorophenyl)sulfanyl]-4-[(4-methoxyphenyl)amino]pyrrolidine-2,5-dione (CAS 317821-86-6)
Recommended Standards
- Sofosbuvir Impurity N40 (CAS 1256490-52-4)
- Sofosbuvir Impurity 120 (CAS 2190510-88-2)
- Etravirine impurity 11 (CAS CATO-C4X-135611)
- Methyl 5-benzoyl-2-methyloxazole-4-carboxylate (CAS 1956325-56-6)
- 1,2,6,7-DIEPOXYHEPTANE (CAS 4247-19-2)
- 2-Chloro-5-(trifluoromethyl)phenylhydrazine (CAS 1869-22-3)
- Triptolide Impurity 2 (CAS CATO-C4X-21862)
- (4-Chloro-1-methyl-1H-pyrrolo[3,2-c]pyridin-3-yl)methanol (CAS 97989-54-3)
- 1-bromo-4-[(propan-2-ylsulfanyl)methyl]benzene (CAS 1249091-47-1)
- Cyclolinopeptide B (CAS 193139-41-2)
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