2-Chloro-5-phenyl-9,9'-spirobi[fluorene] CAS 2271227-64-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2271227-64-4 |
| Molecular Formula | C31H19Cl |
| Molecular Weight | 426.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Chloro-5-phenyl-9,9'-spirobi[fluorene] (CAS 2271227-64-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C31H19Cl. Molecular weight: 426.94 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C31H19Cl |
| Molecular Weight | 426.94 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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Recommended Standards
- 2-(3-((4-Chlorophenyl)sulfonyl)propanamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxamide (CAS 771506-62-8)
- Demethylpiperazinyl 7-desoxo 7-thioxosildenafil sulfonyl chloride, 98% (CAS 479074-07-2)
- (4Z)-N-[(4-Chlorophenyl)methoxy]-1,2-diphenyl-4,5,6,7-tetrahydro-1H-indol-4-imine (CAS 338979-01-4)
- 23145-95-1 CTK4F0976 Piperazine,1-[[4-(1-methylethyl)phenyl]methyl]- (CAS 23145-95-1)
- (2Z)-2-[4-(1H-Pyrrol-1-yl)phenyl]-3-[2-(trifluoromethyl)phenyl]prop-2-enenitrile (CAS 866019-94-5)
- 5-(Tetrahydrofuran-2-yl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1340138-57-9)
- N-Isopropyl-3-nitrobenzamide (CAS 50445-53-9)
- 1-Cyclopropyl-N-(pyridin-3-ylmethyl)methanamine (CAS 474448-88-9)
- 4-Methoxy-2-methyl-5-(trifluoromethyl)aniline (CAS 945848-90-8)
- Semaglutide impurity 29 (CAS 110990-08-4)
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