Tetrakis(hydroxymethyl)phosphonium hydroxide CAS 512-82-3
| CAS No. | 512-82-3 |
| Molecular Formula | C4H12O4P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 172.12 g/mol gives Tetrakis(hydroxymethyl)phosphonium hydroxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Tetrakis(hydroxymethyl)phosphonium hydroxide (CAS 512-82-3), molecular formula C4H12O4PHO and molecular weight 172.12 g/mol, is a CATO reference standard with documented purity and traceability.
Tetrakis(hydroxymethyl)phosphonium hydroxide (C4H12O4PHO) contains a carbohydrate-derived structure, a phosphate ester group. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
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 Tetrakis(hydroxymethyl)phosphonium hydroxide 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 | C4H12O4P HO |
| Molecular Weight | 172.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -1.5 |
| CAS Registry Year (est.) | 1957 |
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- 1H-indene-3-ethanamine, 5-methoxy- (CAS 468104-23-6)
- 5-(4,4-Dimethylpiperidin-1-yl)furan-2-carbaldehyde (CAS 1342514-69-5)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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