1-(4-Methoxyphenyl)-3-(3-(quinoxalin-2-yl)phenyl)urea CAS 866131-45-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866131-45-5 |
| Molecular Formula | C22H18N4O2 |
| Molecular Weight | 370.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Methoxyphenyl)-3-(3-(quinoxalin-2-yl)phenyl)urea (CAS 866131-45-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H18N4O2. Molecular weight: 370.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H18N4O2 |
| Molecular Weight | 370.40 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Methoxyphenyl Standards
- (2E)-3-[(4-Methoxyphenyl)amino]-1-(3-phenyl-2,1-benzoxazol-5-yl)prop-2-en-1-one (CAS 344275-82-7)
- 3-((2-(4-Methoxyphenyl)hydrazono)(phenyl)methyl)-5-phenyl-1,2,4-oxadiazole (CAS 80815-85-6)
- N-((4-(4-methoxyphenyl)tetrahydro-2H-pyran-4-yl)methyl)-4-nitrobenzamide (CAS 690692-31-0)
- N-(4-methoxyphenyl)-2-(4-(4-nitrophenyl)piperazin-1-yl)acetamide (CAS 882080-77-5)
- (3-((6-(2-Methoxyphenyl)pyrimidin-4-yl)amino)phenyl)methanesulfonamide (CAS 1073485-20-7)
- 3-(4-Methoxyphenyl)-6-(piperidin-1-yl)pyridazino[4,3-c]isoquinoline (CAS 96825-91-1)
- 3-(4-Methoxyphenyl)-7-methyl-7-phenyldihydro-1H-imidazo[1,5-b][1,2,4]triazole-2,5(3H,6H)-dithione (CAS 400084-37-9)
- 7-(4-methoxyphenyl)-7-methyl-3-phenyltetrahydro-5H-imidazo[1,5-b][1,2,4]triazole-2,5(3H)-dithione (CAS 400087-01-6)
Recommended Standards
- (S)-2-(3-(((Benzyloxy)carbonyl)amino)propanamido)-3-phenylpropanoic acid (CAS 21612-32-8)
- 1,4-Diamino-2-(4-ethylbenzoyl)anthracene-9,10-dione (CAS 89868-41-7)
- (E)-N-(4-(2-(benzo[d]oxazol-2-yl)vinyl)phenyl)-3-methoxybenzamide (CAS 478043-67-3)
- Methyl 2-oxo-2,3-dihydro-1H-pyrido[3,4-b][1,4]thiazine-7-carboxylate (CAS 1956335-32-2)
- (2R,3R,4S,5R)-2-Amino-3,4,5,6-tetrahydroxyhexanal sulfate (CAS 33508-19-9)
- Ethyl 2-(2,2-difluorocyclohexyl)acetate (CAS 1035559-58-0)
- IGF-I (1-3) (CAS 32302-76-4)
- 2-((6-Bromopyridin-2-yl)oxy)quinoxaline (CAS 1065484-83-4)
- 2-((5-(Benzylthio)-1,3,4-thiadiazol-2-yl)thio)-N-(4-(dimethylamino)phenyl)acetamide (CAS 477333-55-4)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
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