Ethyl 2-amino-1-(3-methoxyphenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate CAS 325816-75-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 325816-75-9 |
| Molecular Formula | C20H18N4O3 |
| Molecular Weight | 362.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-amino-1-(3-methoxyphenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate (CAS 325816-75-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H18N4O3. Molecular weight: 362.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H18N4O3 |
| Molecular Weight | 362.38 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- (R)-4-amino-1-(1-(tert-butoxycarbonyl)piperidin-3-yl)-1H-pyrazolo[3,4-d]pyrimidine-3-carboxylic acid (CAS 1654728-11-6)
- 7-Amino-6-oxo-9-phenyl-6H-dibenzo[c,h]chromene-8-carbonitrile (CAS 30155-83-0)
- 2-{5-[4-Amino-2-fluoro-5-nitro-3-(oxolan-2-yl)phenyl]pyrimidin-2-yl}propan-2-ol (CAS 1384984-28-4)
- Ethyl 6-amino-5-cyano-2-(2-ethoxy-2-oxoethyl)-4-(thiophen-3-yl)-4H-pyran-3-carboxylate (CAS 313379-39-4)
- N-(2-amino-6-(4-fluorophenyl)pyrimidin-4-yl)-4-fluorobenzenesulfonamide (CAS 676546-30-8)
- N-(5-((2-Amino-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-2-(trifluoromethyl)benzamide (CAS 868975-09-1)
- N-(5-Amino-2-methylphenyl)-4-(2-phenoxyethoxy)-benzamide (CAS 1020054-08-3)
- (S)-6-Amino-2-((S)-N-(2-aminoacetyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxamido)hexanoic acid (CAS 350595-75-4)
Recommended Standards
- Ethyl 1'-(pyrimidin-2-yl)-3a,4,8,8a-tetrahydrospiro[[1,3]dioxepino[5,6-d][1,2]oxazole-6,4'-piperidine]-3-carboxylate (CAS 303152-98-9)
- N-(2,4-Dimethylphenyl)-3-(5-(3-nitrophenyl)furan-2-yl)acrylamide (CAS 853351-23-2)
- Ethyl (2Z,4Z)-2-cyano-3-hydroxy-5-phenyl-4-(phenylformamido)penta-2,4-dienoate (CAS 75989-96-7)
- 3-(2-Isopropylphenyl)-1-propene (CAS 1587-06-0)
- Cis-2,3-dichloro-2,3-dihydrobenzofuran (CAS 63361-58-0)
- 4-Bromo-5-cyclopropoxy-2-(trifluoromethyl)pyridine (CAS 1243448-78-3)
- 6-(4-Formylphenyl)nicotinonitrile (CAS 851340-81-3)
- (1-(4-Bromo-3-fluorophenyl)cyclobutyl)methanol (CAS 1467061-89-7)
- 8-Bromo-5-oxo-5H-thiazolo[3,2-a]pyridine-3-carboxylic acid (CAS 2387594-99-0)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
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