Methyl 6-Deoxy-2-O-methyl-α-D-galactopyranoside CAS 59981-27-0
| CAS No. | 59981-27-0 |
| Molecular Formula | C8H16O5 |
| Molecular Weight | 192.21 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.
Methyl 6-Deoxy-2-O-methyl-α-D-galactopyranoside (CAS 59981-27-0), molecular formula C8H16O5 and molecular weight 192.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H16O5, Methyl 6-Deoxy-2-O-methyl-α-D-galactopyranoside contains 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 192.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H16O5 |
| Molecular Weight | 192.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1974 |
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