4,4'-(2,3,6,7-Tetramethoxyanthracene-9,10-diyl)dibenzonitrile CAS 494868-39-2
| CAS No. | 494868-39-2 |
| Molecular Formula | C32H24N2O4 |
| Molecular Weight | 500.54 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.
4,4'-(2,3,6,7-Tetramethoxyanthracene-9,10-diyl)dibenzonitrile (CAS 494868-39-2), molecular formula C32H24N2O4 and molecular weight 500.54 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 4,4'-(2,3,6,7-Tetramethoxyanthracene-9,10-diyl)dibenzonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 500.54 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 4,4'-(2,3,6,7-Tetramethoxyanthracene-9,10-diyl)dibenzonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C32H24N2O4 |
| Molecular Weight | 500.54 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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Tetramethoxyanthracene Standards
- 4,4'-(2,3,6,7-Tetramethoxyanthracene-9,10-diyl)dibenzaldehyde (CAS 494868-40-5)
- 1,3,6,8-Tetramethoxyanthracene-9,10-dione (CAS 2476-76-8)
- 1,4,5,8-Tetramethoxyanthracene-9,10-dione (CAS 63229-37-8)
- 2,3,6,7-Tetramethoxyanthracene-9,10-dione (CAS 5629-55-0)
- 1,4,9,10-Tetramethoxyanthracene (CAS 106752-92-5)
- 1,8,9,10-Tetramethoxyanthracene (CAS 106752-94-7)
- 1,2,4,9-Tetramethoxyanthracene (CAS 834867-33-3)
- 1,4,5,8-Tetramethoxyanthracene (CAS 93878-10-5)
Recommended Standards
- 4-(12,14-Dioxo-9,10-dihydro-9,10-[3,4]epipyrroloanthracen-13-yl)-N-(4-methoxyphenyl)benzamide (CAS 956390-05-9)
- C22H23N5S2Se (CAS 2244940-88-1)
- 4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-1-((benzyloxy)carbonyl)piperidine-4-carboxylic acid (CAS 368866-10-8)
- Fmoc-4-Aminomethyl-Phe(Alloc)-OH (CAS 265321-40-2)
- Methyl 3-(2,6-dichlorophenyl)-5-[(1Z)-1-(dimethylamino)-4,4,4-trifluoro-3-oxobut-1-en-2-yl]-1,2-oxazole-4-carboxylate (CAS 338966-51-1)
- 1-(3-Nitrophenyl)pyrrolidine-2,5-dione (CAS 31036-66-5)
- 7-Bromo-2-oxa-5-azaspiro[3.5]nonan-6-one (CAS 2767589-87-5)
- (R)-3-(6-(2-((2,6-dichlorobenzyl)oxy)ethoxy)hexyl)-5-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)oxazolidin-2-one (CAS 503068-36-8)
- Imipenem Impurity 11 (CAS CATO-C4X-166211)
- 2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethyl)pyridine-5-carboxaldehyde (CAS 1806007-34-0)
- 2-(2-Ethyl-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1674364-13-6)
- 2-((2,6-Dichlorobenzyl)(methyl)amino)acetic acid (CAS 1153236-02-2)
- Bestatin Impurity 20 (CAS 100564-98-5)
- Semaglutide impurity 92 (CAS CATO-C4X-222692)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com