Methyl 6-amino-4-(2-chlorophenyl)-5-cyano-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate CAS 878656-46-3
| CAS No. | 878656-46-3 |
| Molecular Formula | C17H15ClN2O5 |
| Molecular Weight | 362.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl 6-amino-4-(2-chlorophenyl)-5-cyano-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate.
Methyl 6-amino-4-(2-chlorophenyl)-5-cyano-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate (CAS 878656-46-3), molecular formula C17H15ClN2O5 and molecular weight 362.76 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, Methyl 6-amino-4-(2-chlorophenyl)-5-cyano-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 362.76 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Methyl 6-amino-4-(2-chlorophenyl)-5-cyano-2-(2-methoxy-2-oxoethyl)-4H-pyran-3-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H15ClN2O5 |
| Molecular Weight | 362.76 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 |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
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- 1-Amino-2-chloro-4-(p-tolylamino)anthracene-9,10-dione (CAS 33966-23-3)
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Recommended Standards
- Ethyl 3-((5-chloro-2-nitrophenyl)(phenyl)aMino)-3-oxopropanoate (CAS 22316-45-6)
- Coumaphos (CAS 56-72-4)
- 3-(2-Chloro-6-fluorophenyl)-N-(4-fluorobenzyl)-5-methylisoxazole-4-carboxamide (CAS 866150-68-7)
- Benzo[d]oxazol-2-yl(2-chloro-6-fluorophenyl)methyl isopropylcarbamate (CAS 109243-69-8)
- 4-(((Diaminomethylene)amino)methyl)cyclohexanecarboxylic acid (CAS 41651-88-1)
- 3-((Benzo[d]oxazol-2-ylthio)methyl)-5-(4-chlorophenyl)-1,3,4-thiadiazole-2(3H)-thione (CAS 84586-83-4)
- Methyl 2-(benzyloxy)-5-(hydroxymethyl)benzoate (CAS 1126794-76-0)
- trans-Dichlorobis(glycine)palladium (CAS 79351-56-7)
- 1086379-38-5 [6-(2-Aziridin-1-ylethoxy)pyridin-3-yl]methylamine (CAS 1086379-38-5)
- 2-(tert-butyl)-6-methoxy-4-methylphenol (CAS 2505-15-9)
- tert-Butyl N-{[(3,4-dimethylphenyl)carbamoyl]methyl}carbamate (CAS 1390333-61-5)
- 1-(Tert-butoxycarbonyl)-4,4-dimethylpyrrolidine-2-carboxylic acid (CAS 1613115-21-1)
- 3-(2,3-Dimethylphenyl)-1-(3,4,5-trifluorophenyl)propan-1-one (CAS 898793-39-0)
- Glucagon receptor antagonist I (CAS 438618-32-7)
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