9,9'-Bianthracene CAS 1055-23-8
| CAS No. | 1055-23-8 |
| Molecular Formula | C28H18 |
| Molecular Weight | 354.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
9,9'-Bianthracene (CAS 1055-23-8) is a high-purity analytical reference standard with the molecular formula C28H18 and a molecular weight of 354.44 g/mol.
Based on its molecular formula C28H18, 9,9'-Bianthracene contains a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 354.44 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).
As a certified reference material (CRM), 9,9'-Bianthracene 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 | C28H18 |
| Molecular Weight | 354.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Bianthracene Standards
- [9,9'-Bianthracene]-10-carbonitrile (CAS 103266-00-8)
- [9,9'-Bianthracene]-10-carbaldehyde (CAS 77802-21-2)
- [9,9'-Bianthracene]-4,4',5,5',10,10'-hexaol (CAS 54304-27-7)
- 118555-84-3 [1,2'-Bianthracene]-9,9',10,10'-tetrone,1',4,5,8'-tetrahydroxy-2,3'-dimethoxy-6',7-dimethyl-, (1R)- (9CI) (CAS 118555-84-3)
Recommended Standards
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