4H-Cyclopenta[b]quinoxaline CAS 269-66-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 269-66-9 |
| Molecular Formula | C11H8N2 |
| Molecular Weight | 168.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4H-Cyclopenta[b]quinoxaline (CAS 269-66-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H8N2. Molecular weight: 168.19 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H8N2 |
| Molecular Weight | 168.19 g/mol |
| 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.) | 1957 |
| Nitrogen Atoms | 2 |
Related H Standards
- 2H-Cyclopenta[b]quinoxaline (CAS 774-68-5)
- 2H-Cyclopenta[g]quinoxaline (CAS 20424-48-0)
- 3AH-cyclopenta[b]quinoxaline (CAS 34852-19-2)
- (1-(Cyclopenta-2,4-dien-1-ylidene)ethyl)benzene (CAS 2320-32-3)
- Cyclopenta[d]imidazole-2,4(1H,3H)-dithione (CAS 853944-78-2)
- 4H-Cyclopenta[b]quinoline (CAS 268-84-8)
- 2-(3-(Cyclopenta-2,4-dien-1-ylidene)prop-1-en-1-yl)furan (CAS 66546-56-3)
- 5-(Cyclopenta-1,3-dien-1-yl)imidazolidine-2,4-dione (CAS 875827-06-8)
Recommended Standards
- 4-Ethynylisoquinolin-3-amine (CAS 503089-89-2)
- 4H-Naphtho[2,3-d]imidazole (CAS 35731-18-1)
- 4-Ethynyl-1-phenyl-1H-pyrazole (CAS 51294-73-6)
- (R)-2-((tert-butoxycarbonyl)amino)-4-(methylsulfonyl)butanoic acid (CAS 74086-45-6)
- 6-Methyl-1,2,3,4-tetrahydrocyclopenta[b]indole (CAS 887122-89-6)
- tert-Butyl (3-methylenecyclobutyl)carbamate (CAS 130369-04-9)
- (3aR,6S,6aR)-4-(tert-Butoxycarbonyl)hexahydro-2H-furo[3,2-b]pyrrole-6-carboxylic acid (CAS 1445951-57-4)
- Ethyl 3-Methyl-1H-indole-5-carboxylate (CAS 73396-90-4)
- 2-(2-Amino-2-oxoethyl)-6-hydroxypyrimidine-4-carboxylic acid (CAS 66621-91-8)
- [a-Glu](Side chain transposition)- Semaglutide (CAS CATO-C4X-2226111)
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