| CAS No. | 135266-95-4 |
| Molecular Formula | C20H24N2O11 |
| Molecular Weight | 468.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate (CAS 135266-95-4), a certified reference material (molecular formula C20H24N2O11, MW 468.41 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H24N2O11, 4-Nitrophenyl 2-(Acetylamino)-2-deoxy-α-D-galactopyranoside 3,4,6-Triacetate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 468.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
| Molecular Formula | C20H24N2O11 |
| Molecular Weight | 468.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |