4,4'-(Naphthalene-1,4-diylbis(oxy))dianiline CAS 211446-29-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 211446-29-6 |
| Molecular Formula | C22H18N2O2 |
| Molecular Weight | 342.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,4'-(Naphthalene-1,4-diylbis(oxy))dianiline (CAS 211446-29-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H18N2O2. Molecular weight: 342.39 g/mol. Batch-specific COA and technical support are available on request.
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.) | 2017 |
| Nitrogen Atoms | 2 |
Related Naphthalene Standards
- 4,4'-(Naphthalene-2,6-diylbis(oxy))dianiline (CAS 122220-20-6)
- 4,4'-[Naphthalene-2,7-diylbis(oxy)]dianiline (CAS 132257-69-3)
- 4,4'-(Naphthalene-1,3-diylbis(oxy))dianiline (CAS 328914-58-5)
- 2-[4-(naphthalene-2-sulfonamido)phenyl]acetic acid (CAS 342373-21-1)
- 4-(Naphthalene-2-sulfonamidomethyl)benzoic acid (CAS 208176-29-8)
- 5,5'-(Naphthalene-2,6-diyl)bis(benzene-1,3-diamine) (CAS 1569868-40-1)
- (Naphthalene-1,4-diylbis(3,1-phenylene))dimethanol (CAS 1349708-87-7)
- 4-(Naphthalene-1-carbonyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326808-27-8)
Recommended Standards
- 4,4'-Dimethyl-[1,1'-biphenyl]-3,3'-disulfonic acid (CAS 57277-26-6)
- 4-(Morpholin-4-yl)-2,6-diphenylpyrimidine-5-carbonitrile (CAS 746-67-8)
- 4-Fluoro-N-{[5-(methylsulfanyl)-4-phenyl-4H-1,2,4-triazol-3-yl]methyl}benzamide (CAS 338962-49-5)
- 1-(tert-Butyl) 4-ethyl (3R,4R)-3-aminopiperidine-1,4-dicarboxylate (CAS 2281850-52-8)
- Ethyl [2,2'-bipyrimidine]-5-carboxylate (CAS 1068977-22-9)
- 1-(4-Isopropylcyclohexyl)-1h-pyrazol-5-amine (CAS 1340084-50-5)
- Ozenoxacin Impurity 74 (CAS CATO-C4X-279674)
- 1,1'-Bis(aminomethyl))ferrocen (CAS 36344-20-4)
- Calcitonin Impurity 6 (CAS 3680-13-5)
- Tumor Targeted Pro-Apoptotic Peptide (CAS 1926163-30-5)
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