1H-Imidazo[4,5-g]quinoxalin-2(3H)-one CAS 25808-68-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25808-68-8 |
| Molecular Formula | C9H6N4O |
| Molecular Weight | 186.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-Imidazo[4,5-g]quinoxalin-2(3H)-one (CAS 25808-68-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H6N4O. Molecular weight: 186.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H6N4O |
| Molecular Weight | 186.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 4 |
Related H Standards
- Imidazo[1,2-a]pyrido[2,3-e]pyrazin-4(5H)-one (CAS 133307-30-9)
- Imidazo[1,2-a]pyrido[3,2-e]pyrazin-6(5H)-one (CAS 134485-88-4)
- Imidazo[1,5-a]pyrido[2,3-e]pyrazin-4(5H)-one (CAS 240815-61-6)
- Imidazo[1,5-a]pyrido[3,2-e]pyrazin-6(5H)-one (CAS 240815-49-0)
- Imidazo[1,5-a]pyrido[3,4-e]pyrazin-4(5H)-one (CAS 240815-66-1)
- 4-(Imidazo[1,2-a]pyridin-2-yl)but-3-en-2-one (CAS 478394-37-5)
- methyl imidazo[2,1-f][1,2,4]triazine-4-carboxylate (CAS 2227205-97-0)
- 2-{imidazo[1,2-a]pyrimidin-2-yl}acetic acid (CAS 57892-73-6)
Recommended Standards
- 1-Cyclopropyl-4-(trifluoromethyl)benzene (CAS 33598-75-3)
- 1-Isopropenyl-4-(trifluoromethyl)benzene (CAS 55186-75-9)
- 1-Cyanoindolizine-2-carboxylic acid (CAS 852562-13-1)
- 3-Fluoro-2-methoxy-4-methylphenyl phenylboronic acid (CAS 1239591-04-8)
- (2-Tert-butylpyrimidin-5-yl)boronic acid (CAS 1352570-51-4)
- Bempedoic Acid Impurity 8 (CAS CATO-C4X-21898)
- 2-(1-(2-Chlorophenyl)vinyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1239700-56-1)
- Methyl (1R,2R)-2-Phenylcyclopropanecarboxylate (CAS 5861-31-4)
- Tert-butyl 3-(3-oxocyclobutyl)azetidine-1-carboxylate (CAS 2167190-21-6)
- D-Trp25-Tirzepatide (CAS CATO-CPTD788909)
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