Diphenyl(spiro[fluorene-9,9'-xanthen]-2-yl)phosphine CAS 1346002-85-4
| CAS No. | 1346002-85-4 |
| Molecular Formula | C37H25OP |
| Molecular Weight | 516.57 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.
Diphenyl(spiro[fluorene-9,9'-xanthen]-2-yl)phosphine (CAS 1346002-85-4), molecular formula C37H25OP and molecular weight 516.57 g/mol, is a CATO reference standard with documented purity and traceability.
Diphenyl(spiro[fluorene-9,9'-xanthen]-2-yl)phosphine (C37H25OP) contains organophosphorus functionality, a hydroxyl group, an ether linkage, a polycyclic aromatic system. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Diphenyl(spiro[fluorene-9,9'-xanthen]-2-yl)phosphine 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 | C37H25OP |
| Molecular Weight | 516.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 25.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Diphenyl Standards
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Recommended Standards
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- 1000018-44-9 5-(2,6-Dimethylmorpholin-4-yl)-2-nitrobenzoic acid 5-(2,6-dimethylmorpholino)-2-nitrobenzoic acid (CAS 1000018-44-9)
- 3,5-Heptanedione, 4-[(dimethylamino)methylene]- (CAS 88301-99-9)
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- 1-Oxa-6-azaspiro[3.4]octane hemioxalate (CAS 1523618-30-5)
- Tirzepatide Impurity 13 (CAS CATO-C4X-324013)
Why CATO?
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