Ethyl 4-chloropyrazolo[1,5-a]quinoxaline-3-carboxylate CAS 62040-05-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62040-05-5 |
| Molecular Formula | C13H10ClN3O2 |
| Molecular Weight | 275.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-chloropyrazolo[1,5-a]quinoxaline-3-carboxylate (CAS 62040-05-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H10ClN3O2. Molecular weight: 275.69 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H10ClN3O2 |
| Molecular Weight | 275.69 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- Ethyl 5-chloropyrazolo[1,5-a]quinazoline-3-carboxylate (CAS 174842-56-9)
- Methyl 4-chloropyrazolo[1,5-a]quinoxaline-7-carboxylate (CAS 2842029-52-9)
- 2-[(6-chloropyrazolo[3,4-d]pyrimidin-1-yl)methoxy]ethyl-trimethyl-silane (CAS 2230521-64-7)
- 5-Chloropyrazolo[1,5-a]thieno[2,3-e]pyrimidine-3-carboxylic acid (CAS 680210-93-9)
- 4-(7-Chloropyrazolo[1,5-a]pyridin-2-yl)phenol (CAS 885270-46-2)
- 8-Chloropyrazolo[1,5-c]quinazoline-5-thiol (CAS 17218-77-8)
- ethyl 6-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate (CAS 1005209-44-8)
- ethyl 7-chloropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 749216-54-4)
Recommended Standards
- Ethyl 4-chloroimidazo[1,5-a]quinoxaline-3-carboxylate (CAS 86110-26-1)
- N-(2-Carbamoyl-phenyl)-2-chloro-nicotinamide (CAS 535977-08-3)
- Ethyl 1-(4-chlorophenyl)-5-cyano-1H-pyrazole-4-carboxylate (CAS 98476-27-8)
- 1-(2-Iodo-1-methoxyethyl)-4-methylbenzene (CAS 870695-06-0)
- 879037-94-2 2-[5-Amino-2-(2-methylpropyl)-1H-benzimidazol-1-yl]ethanol MFCD08056114 (CAS 879037-94-2)
- (R)-2-Palmitamido-3-phenylpropanoic acid (CAS 1009313-87-4)
- 4,5-Diethoxyphthalonitrile (CAS 118132-09-5)
- 3-Piperidinyl cyclopentanecarboxylatehydrochloride (CAS 1219972-60-7)
- Tiamulin EP Impurity K (CAS 31716-11-7)
- Tau Peptide (294-305) (human) trifluoroacetate salt (CAS 1428135-29-8)
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