Spiro[fluorene-9,4'-imidazolidine]-2',5'-dione CAS 6278-92-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6278-92-8 |
| Molecular Formula | C15H10N2O2 |
| Molecular Weight | 250.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Spiro[fluorene-9,4'-imidazolidine]-2',5'-dione (CAS 6278-92-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H10N2O2. Molecular weight: 250.25 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H10N2O2 |
| Molecular Weight | 250.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- rel-(3R,4S)-4-Acetyl-3,6,8-trihydroxy-3-methyl-3,4-dihydronaphthalen-1(2H)-one (CAS 263368-92-9)
- Tert-butyl 2-amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 2271119-57-2)
- PMK ethyl glycidate (CAS 28578-16-7)
- Decahydroisoquinolin-5-ol (CAS 708964-43-6)
- 3',6-Dimethoxy-5-nitro-[1,1'-biphenyl]-3-carboxylic acid (CAS 1381944-20-2)
- 2-Acetyl-5-methyl-[1,2,4]triazolo[4,3-a]quinoxaline-1,4(2H,5H)-dione (CAS 80708-31-2)
- N-(1-Deoxy-D-fructos-1-yl)?-L-threonine (CAS 70954-04-0)
- 3,5-Bis(benzyloxy)-N-(1-methyl-1H-pyrazol-3-yl)benzamide (CAS 915771-05-0)
- 3,4-Dichloro-N-((5-methyl-1H-imidazol-4-yl)methylene)aniline (CAS 88634-81-5)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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