4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-α-D-galactopyranoside CAS 235752-73-5
| CAS No. | 235752-73-5 |
| Molecular Formula | C22H31N3O13 |
| Molecular Weight | 545.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-α-D-galactopyranoside 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.
4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-α-D-galactopyranoside (CAS 235752-73-5), molecular formula C22H31N3O13 and molecular weight 545.49 g/mol, is a CATO reference standard with documented purity and traceability.
4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-α-D-galactopyranoside (C22H31N3O13) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H31N3O13 |
| Molecular Weight | 545.49 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2024 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- 4-Nitrophenyl 2-acetamido-3-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-deoxy-α-D-galactopyranoside (CAS 125455-64-3)
- 4-Nitrophenyl N,N'-Diacetyl-β-D-chitobioside (CAS 7284-16-4)
- 2-Nitrophenyl β-D-galactopyranoside-6-phosphate cyclohexylammonium salt (CAS 25405-62-3)
- 2-Nitrophenyl 6-O-trityl-β-D-galactopyranoside (CAS 114102-89-5)
- 4-Nitrophenyl 6-O-trityl-α-D-glucopyranoside (CAS 655246-35-8)
- 3-Methyl-4-((4-nitrophenyl)sulfonyl)-1-phenyl-1H-pyrazol-5-yl 3-bromobenzoate (CAS 851093-82-8)
- 1331899-68-3 (4-Nitrophenyl)methyl N~2~,N~6~-bis[(benzyloxy)carbonyl]-L-lysinate DTXSID30724449 (CAS 1331899-68-3)
- 4-Nitrophenyl 2-acetamido-2-deoxy-3-6-di-O-benzoyl-β-D-galactopyranoside (CAS 132498-72-7)
Recommended Standards
- GalNAcβ(1-3)GlcNAc-β-pNP (CAS 1456553-26-6)
- 4-O-(6-O-[2-Acetamido-2-deoxy-b-D-glucopyranosyl]-b-D-galactopyranosyl)-D-glucopyranose (CAS 68665-69-0)
- 2-Acetamido-2-deoxy-4-O-([4-O-β-D-galactopyranosyl]-β-D-galactopyranosyl)-D-glucopyranose, 98% (CAS 115114-32-4)
- 6-O-[2-Acetamido-2-deoxy-4-O-(β-D-galactopyranosyl)-β-D-glucopyranosyl]-D-galactopyranose (CAS 20331-45-7)
- Rebaudioside F (CAS 438045-89-7)
- 4-Amino-7-((2R,5S)-5-(hydroxymethyl)-2,5-dihydrofuran-2-yl)-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile (CAS 115044-83-2)
- 2-((5-(3-Methoxyphenyl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)acetic acid (CAS 626223-76-5)
- 2-Bromo-1-(bromomethyl)-3-nitrobenzene (CAS 82617-49-0)
- N-(1,1-Dioxido-1,2-benzisothiazol-3-yl)alanine (CAS 1396994-80-1)
- (1R)-3,3'-Diphenyl[1,1'-binaphthalene]-2,2'-dicarboxylic acid (CAS 950889-62-0)
- (S)-N-Beta-Cbz-N-delta-Boc-3,5-diaminopentanoic acid (CAS 503601-16-9)
- (2,5-Dimethyl-1-(4-phenoxyphenyl)-1h-pyrrol-3-yl)methanamine (CAS 1177306-77-2)
- Upadacitinib Impurity 208 (CAS CATO-C4X-2405208)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
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