(3E)-3-{[(3-methylphenyl)methoxy]imino}-1-phenyl-2,3-dihydro-1H-indol-2-one CAS 478261-36-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 478261-36-8 |
| Molecular Formula | C22H18N2O2 |
| Molecular Weight | 342.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3E)-3-{[(3-methylphenyl)methoxy]imino}-1-phenyl-2,3-dihydro-1H-indol-2-one (CAS 478261-36-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H18N2O2. Molecular weight: 342.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H18N2O2 |
| Molecular Weight | 342.39 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related E Standards
- n-{1-[(4-methylphenyl)methyl]-1,2-dihydropyridin-2-ylidene}-1h-indazole-3-carboxamide (CAS 1223877-09-5)
- (3Z)-3-{[(2-methylphenyl)methoxy]imino}-1-phenyl-2,3-dihydro-1H-indol-2-one (CAS 478261-39-1)
- (3Z)-3-{[(4-methylphenyl)methoxy]imino}-1-phenyl-2,3-dihydro-1H-indol-2-one (CAS 478261-35-7)
- 1-Methyl-5-{[(4-methylphenyl)sulfanyl]methyl}-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazole (CAS 338400-54-7)
- 2-{[(4-methylphenyl)methyl]sulfanyl}-3-propyl-6-(trifluoromethyl)-3,4-dihydropyrimidin-4-one (CAS 860609-26-3)
- 2-{[1-(4-Methylphenyl)-2,5-dioxopyrrolidin-3-yl]thio}nicotinic acid (CAS 838874-00-3)
- 3-[(4-Methylphenyl)sulfanyl]-1-(4-nitrophenyl)pyrrolidine-2,5-dione (CAS 306732-17-2)
- 1-Benzyl-4-[(4-methylphenyl)sulfanyl]phthalazine (CAS 339026-76-5)
Recommended Standards
- (1aS,1bS,6bS,7aS,8aS,11aS)-1b,3,6,6b,7,7a-Hexahydro-1b-methyl-10-(1-methylethyl)bisoxireno[4b,5:8a,9]phenanthro[1,2-c]furan-4,9(2H,11aH)-dione (CAS 216440-77-6)
- (3S,4AR,6aR,6bS,8aR,12aR,14aR,14bR)-4,4,6a,6b,8a,11,11,14b-octamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicen-3-yl palmitate (CAS 5973-06-8)
- (1-(2-(((5-Nitropyridin-2-yl)amino)methyl)phenyl)piperidin-4-yl)methanol (CAS 860610-89-5)
- Thiazolo[4,5-h]isoquinolin-2-amine (CAS 35317-80-7)
- 7-(4-Chlorobenzyl)-1-(3-hydroxypropyl)-3-methyl-8-(3-(trifluoromethoxy)phenoxy)-3,7-dihydro-1H-purine-2,6-dione (CAS 1628287-16-0)
- But-3-en-1-yl benzoate (CAS 18203-32-2)
- N-[3,5-Bis[(diethylamino)methyl]-4-hydroxyphenyl]acetamide (CAS 81080-09-3)
- Ethyl (2E)-2-cyano-3-[4-(4-fluorophenyl)piperazin-1-yl]prop-2-enoate (CAS 1024795-93-4)
- 4-(2-(4-Chlorophenyl)acetyl)-N-(pyridin-3-ylmethyl)-1H-pyrrole-2-carboxamide (CAS 478040-33-4)
- Angiotensin III Antipeptide (CAS 133605-55-7)
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