4-[(4-Aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-2-methylaniline CAS 3248-93-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3248-93-9 |
| Molecular Formula | C20H19N3 |
| Molecular Weight | 301.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-[(4-Aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-2-methylaniline (CAS 3248-93-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H19N3. Molecular weight: 301.38 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H19N3 |
| Molecular Weight | 301.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 4-[(1,3-Benzothiazol-2-ylthio)methyl]benzoic acid (CAS 82145-84-4)
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- 4-(Di-p-tolyl-amino)-benzaldehyde (CAS 42906-19-4)
- Methyl 4-carbamoylbicyclo[2.2.2]octane-1-carboxylate (CAS 135908-42-8)
- 1,1'-(6-Methoxypyridine-2,4-diyl)bis(ethan-1-one) (CAS 1393570-04-1)
- N-methyl-N-(tetrahydrofuran-3-yl)azetidin-3-amine (CAS 1403813-30-8)
- 3-Butyl-5-chloro-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1354923-54-8)
- Reproterol (CAS 54063-54-6)
- 1-(2-Fluoro-4-nitrophenyl)-4-phenylpiperazine (CAS 556801-40-2)
- Acetyl decapeptide-3 (CAS 935288-50-9)
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