2H-Indol-2-one, 1,3-dihydro-3-[(4-methoxyphenyl)imino]-5-nitro- 57743-23-4 CTK1E0782 CAS 57743-23-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57743-23-4 |
| Molecular Formula | C15H11N3O4 |
| Molecular Weight | 297.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2H-Indol-2-one, 1,3-dihydro-3-[(4-methoxyphenyl)imino]-5-nitro- 57743-23-4 CTK1E0782 (CAS 57743-23-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H11N3O4. Molecular weight: 297.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H11N3O4 |
| Molecular Weight | 297.27 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 3 |
Related H Standards
- 3-(3-(1H-indol-4-yl)-1,2,4-oxadiazol-5-yl)-2,2-dimethylcyclopropane-1-carboxylic acid (CAS 1351393-83-3)
- 2-(1H-Indol-3-yl)-N-(4-(methylthio)benzyl)ethanamine (CAS 355382-72-8)
- 2-(1H-Indol-1-yl)-N-(2-(6-oxopyridazin-1(6H)-yl)ethyl)acetamide (CAS 1206996-07-7)
- 2-(1H-Indol-3-yl)-N-(2-(6-oxopyridazin-1(6H)-yl)ethyl)acetamide (CAS 1209323-62-5)
- N-[2-(Indol-3-yl-2,4,5,6,7-d5)acetyl]-L-aspartic-15N Acid (CAS 1201012-71-6)
- 1H-Indol-3-yl (2-(trimethylammonio)ethyl) phosphate (CAS 439809-44-6)
- 3-(1H-Indol-3-yl)-1-((trimethylsilyl)oxy)cyclopentanecarbonitrile (CAS 439117-74-5)
- 1-(2-(1H-indol-3-yl)ethyl)-3-phenylthiourea (CAS 331631-15-3)
Recommended Standards
- rel-(2R,4S)-1-(tert-Butoxycarbonyl)-4-(trifluoromethyl)piperidine-2-carboxylic acid (CAS 1993317-42-2)
- 1-Methylguanosine (CAS 2140-65-0)
- rel-(2R,3R)-1-(tert-Butoxycarbonyl)-3-(trifluoromethyl)piperidine-2-carboxylic acid (CAS 2735653-01-5)
- (1S,2S)-rel-2-(4-Ethoxy-3-fluorophenyl)cyclopropane-1-carboxylic acid (CAS 2055840-75-8)
- Ethyl 2-[2-(Boc-amino)-4-(trifluoromethyl)phenyl]-2-oxoacetate (CAS 159684-36-3)
- 4-Methoxy-2,6-dimethylbenzaldehyde (CAS 19447-00-8)
- 4,5-diphenyl-1-(ethoxyÂcarbonylÂmethylÂ)-pyrazole (CAS 120982-79-8)
- 1,3,5,7-Tetrakis(4-bromophenyl)adamantane (CAS 144970-36-5)
- 3-(2-Chloropyrimidin-4-yl)-3,8-diazabicyclo[3.2.1]octane (CAS 777836-02-9)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
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