(R,S)-1-Tosyl Glycerol-d5 CAS 928623-32-9
| CAS No. | 928623-32-9 |
| Molecular Formula | - |
| Molecular Weight | 251.31 g/mol |
| 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 (R,S)-1-Tosyl Glycerol-d5.
(R,S)-1-Tosyl Glycerol-d5 (CAS 928623-32-9), molecular formula C10H9D5O5S and molecular weight 251.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R,S)-1-Tosyl Glycerol-d5 (C10H9D5O5S) contains deuterium isotope labeling, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.5, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 251.31 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), (R,S)-1-Tosyl Glycerol-d5 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 | C10H9D5O5S |
| Molecular Weight | 251.31 g/mol |
| 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) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Sulfur Atoms | 1 |
Recommended Standards
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- 2-Chloro-7,7-dimethyl-5H,7H-furo[3,4-b]pyridine-3-carbonitrile (CAS 1851912-12-3)
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- Tert-butyl (benzo[d][1,3]dioxol-5-ylmethyl)(methylsulfonyl)carbamate (CAS 339018-44-9)
- Methyl 5-(Benzyloxy)-4-Methoxy-2-Methylbenzoate (CAS 1360546-62-8)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
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