Propargyl-PEG8-SH CAS 1422540-92-8
| CAS No. | 1422540-92-8 |
| Molecular Formula | C19H36O8S |
| Molecular Weight | 424.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies Propargyl-PEG8-SH (CAS 1422540-92-8), a certified reference material (molecular formula C19H36O8S, MW 424.55 g/mol) for analytical method development and quality control.
Structurally, Propargyl-PEG8-SH (C19H36O8S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 424.55 g/mol, it falls into the moderately-high-molecular-weight range.
As a certified reference material (CRM), Propargyl-PEG8-SH 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 | C19H36O8S |
| Molecular Weight | 424.55 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1991 |
| Sulfur Atoms | 1 |
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