Potassium [2,2'-biquinoline]-4,4'-dicarboxylate CAS 63451-34-3
| CAS No. | 63451-34-3 |
| Molecular Formula | C20H10K2N2O4 |
| Molecular Weight | 420.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 420.50 g/mol gives Potassium [2,2'-biquinoline]-4,4'-dicarboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Potassium [2,2'-biquinoline]-4,4'-dicarboxylate (CAS 63451-34-3), a certified reference material (molecular formula C20H10K2N2O4, MW 420.50 g/mol) for analytical method development and quality control.
Potassium [2,2'-biquinoline]-4,4'-dicarboxylate (C20H10K2N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 Potassium [2,2'-biquinoline]-4,4'-dicarboxylate 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 | C20H10K2N2O4 |
| Molecular Weight | 420.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
Related Potassium Standards
- [2,2'-Biquinoline]-4,4'-dicarboxylic acid, copper complex (CAS 76109-99-4)
- Ethyl [2,3'-biquinoline]-2'-carboxylate (CAS 855253-29-1)
- [2,3'-Biquinoline]-2'-carboxylic acid (CAS 62737-97-7)
- [2,3'-Biquinoline]-2'-carboxamide (CAS 62737-96-6)
- 2H-[1,2'-Biquinoline]-2-thione (CAS 92919-36-3)
- [5,5'-Biquinoline]-8,8'-diol (CAS 93656-21-4)
- [8,8'-Biquinoline]-7,7'-diol (CAS 829666-42-4)
- [2,3'-Biquinoline]-2'-carbonitrile (CAS 62737-95-5)
Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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