5-(3-Hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)imidazolidine-2,4-dione CAS 90418-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90418-78-3 |
| Molecular Formula | C9H6N2O4 |
| Molecular Weight | 206.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3-Hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)imidazolidine-2,4-dione (CAS 90418-78-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H6N2O4. Molecular weight: 206.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H6N2O4 |
| Molecular Weight | 206.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
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Recommended Standards
- 4-Nitropyridine-2-sulfonyl fluoride (CAS 2090446-25-4)
- 5,7-Difluoro-4-hydroxyquinoline-3-carbonitrile (CAS 541505-11-7)
- 4-Hydroxy-8-nitroquinolin-2(1H)-one (CAS 328396-35-6)
- 9-Methyl-2-(4-nitrophenyl)-9H-benzo[d]imidazo[1,2-a]imidazole (CAS 55589-09-8)
- 3-Chloro-N-(3-thioxo-3H-1,2,4-dithiazol-5-yl)benzamide (CAS 36289-33-5)
- AZD-9291 Impurity 2 (CAS CATO-C4X-11272)
- Methyl 3-amino-1-benzylpyrrolidine-3-carboxylate dihydrochloride (CAS 168210-69-3)
- (R)-1-(4-chlorophenyl)butan-1-amine (CAS 698379-24-7)
- 3-(Methoxymethyl)azetidine (CAS 942400-33-1)
- (Leu31,Pro3?)-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 132699-73-1)
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