Polyinosinic acid potassium salt CAS 20262-26-4
| CAS No. | 20262-26-4 |
| Molecular Formula | C10H11N4O8P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H11N4O8PK, Polyinosinic acid potassium salt contains a carbohydrate-derived structure, an amide group, a phosphate ester group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 385.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Polyinosinic acid potassium salt (CAS 20262-26-4) is a high-purity analytical reference standard with the molecular formula C10H11N4O8PK and a molecular weight of 385.29 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Polyinosinic acid potassium salt meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H11N4O8P 2*K |
| Molecular Weight | 385.29 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 4 |
Related Polyinosinic Standards
Recommended Standards
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- 4,5-Dimethoxypyridin-3-amine (CAS 1087659-17-3)
- (R)-1-(5-Methylthiophen-2-yl)ethan-1-ol (CAS 1344955-52-7)
- (S)-3-(1-Aminoethyl)benzoic acid hydrochloride (CAS 1391458-02-8)
- N-(4-(5-Bromothiophen-2-yl)thiazol-2-yl)-4-propyl-1,2,3-thiadiazole-5-carboxamide (CAS 1203383-12-3)
- Tert-butyl ((4-(difluoromethyl)thiazol-2-yl)methyl)carbamate (CAS 165667-55-0)
- Ethyl 5-Bromothiophene-3-carboxylate (CAS 170355-38-1)
- 2-Bromo-6-(difluoromethyl)-3-fluoro-4-methoxypyridine (CAS 1804912-32-0)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
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