Poly(dimethylsiloxane),bis(hydroxyalkyl)terminated CAS 156327-07-0
| CAS No. | 156327-07-0 |
| Molecular Formula | C16H40O6Si3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H40O6Si3N, Poly(dimethylsiloxane),bis(hydroxyalkyl)terminated contains an amide 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 426.75 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.
Poly(dimethylsiloxane),bis(hydroxyalkyl)terminated (CAS 156327-07-0), molecular formula C16H40O6Si3N and molecular weight 426.75 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), Poly(dimethylsiloxane),bis(hydroxyalkyl)terminated 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 | C16H40O6Si3 N |
| Molecular Weight | 426.75 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | -2.5 |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-(3,5-Dimethylpiperidin-1-yl)-2-phenylacetic acid (CAS 1105699-34-0)
- 5-Oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepine-7-carbaldehyde (CAS 933753-41-4)
- (R)-Nornicotine-d (CAS 1259761-67-5)
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