9,9'-Spirobi[9H-fluoren]-2-amine CAS 118951-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118951-68-1 |
| Molecular Formula | C25H17N |
| Molecular Weight | 331.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
9,9'-Spirobi[9H-fluoren]-2-amine (CAS 118951-68-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H17N. Molecular weight: 331.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H17N |
| Molecular Weight | 331.41 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Spirobi Standards
- 9,9'-Spirobi[fluoren]-4-amine (CAS 1579281-06-3)
- 9,9'-Spirobi[9H-9-silafluorene] (CAS 159-68-2)
- 9,9'-Spirobi[fluorene]-2,2'-diamine (CAS 67665-45-6)
- 9,9’-Spirobi[9H-fluorene] (CAS 159-66-0)
- 77-08-7 1,1'-Spirobi(indan)-5,5',6,6'-tetrol, 3,3,3',3'-tetramethyl- (8CI) 1,1'-Spirobi(1H-indene)-5,5',6,6'-tetrol, 2,2',3,3'-tetrahydro-3,3,3',3'-tetramethyl- 1,1'-Spirobi(1H-inden)-5,5',6,6'-tetrol, 2,2',3,3'-tetrahydro-3,3,3',3'-tetramethyl- 2,2',3,3'-Tetrahydro-3,3,3',3'-tetramethyl-1,1'-spirobi(1H-indene)-5,5',6,6'-tetrol AI3-16787 EINECS 201-003-1 NSC 512922 1,1'-Spirobi(indane-5,6-diol), 3,3,3',3'-tetramethyl- TTS 5 AI 3-16787 (CAS 77-08-7)
- 9,9'-Spirobi[fluoren]-3-ylboronic acid (CAS 1421789-04-9)
- 9,9’-Spirobi[fluorene]-4-boronic Acid (CAS 1421789-05-0)
- 9,9'-Spirobi[fluorene]-3,3',6,6'-tetraamine (CAS 622011-41-0)
Recommended Standards
- 6-Benzyl 5-(tert-butyl) (S)-5-azaspiro[2.4]heptane-5,6-dicarboxylate (CAS 1175893-54-5)
- 2-(Methylthio)-N-((5-(thiophen-2-yl)isoxazol-3-yl)methyl)nicotinamide (CAS 1207029-26-2)
- 4-(3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl)-1-(thiophen-2-ylmethyl)pyrrolidin-2-one (CAS 1172425-16-9)
- 1-Methylisoquinoline-3-carbaldehyde (CAS 1500249-21-7)
- 2,4-Dichloro-6-(piperazin-1-yl)-1,3,5-triazine (CAS 111373-07-0)
- 3-tert-Butoxybenzyl Alcohol (CAS 64859-35-4)
- Benzyl (3-methyl-1H-pyrazol-5-yl)carbamate (CAS 739365-99-2)
- 2-((3-(Difluoromethyl)-2-methylphenyl)amino)benzoic acid (CAS 61708-24-5)
- Dolasetron Impurity 5 (CAS 115956-03-1)
- [γ-Glu]15 Semaglutide (CAS CATO-C4X-222690)
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 13829788188 / jacky.chen@cato-chem.com