Phosphoric acid, mono(2-ethylhexyl) ester, potassium salt CAS 67989-97-3
| CAS No. | 67989-97-3 |
| Molecular Formula | C8H17O4P |
| Molecular Weight | N/A |
| 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 Phosphoric acid, mono(2-ethylhexyl) ester, potassium salt.
Phosphoric acid, mono(2-ethylhexyl) ester, potassium salt (CAS 67989-97-3) is a high-purity analytical reference standard with the molecular formula C8H17O4PK and a molecular weight of 247.29 g/mol.
Based on its molecular formula C8H17O4PK, Phosphoric acid, mono(2-ethylhexyl) ester, potassium salt contains a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 247.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
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), Phosphoric acid, mono(2-ethylhexyl) ester, 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 | C8H17O4P 2*K |
| Molecular Weight | 247.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1976 |
Related Phosphoric Standards
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- Phosphoric acid-<SUP>17</SUP>O<SUB>4</SUB> solution (CAS 116374-21-1)
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- Phosphoric acid chloromethyl ester bis-(2-trimethylsilanyl-ethyl) ester (CAS 1234692-55-7)
- Phosphoric acid methyl ester (CAS 12789-45-6)
- Phosphoric Acid Trinonyl Ester (CAS 13018-37-6)
- Phosphoric acid, lanthanum(3+) salt (CAS 13778-59-1)
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- Lithium-<SUP>6</SUP>Li tetrafluoroborate (CAS 1372085-70-5)
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