4,4'-((2-Chloro-5-nitrophenyl)methylene)bis(N,N-dimethylaniline) CAS 256925-03-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256925-03-8 |
| Molecular Formula | C23H24ClN3O2 |
| Molecular Weight | 409.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-((2-Chloro-5-nitrophenyl)methylene)bis(N,N-dimethylaniline) (CAS 256925-03-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H24ClN3O2. Molecular weight: 409.91 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H24ClN3O2 |
| Molecular Weight | 409.91 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 2-((4-Chlorobenzyl)thio)-5-(thieno[2,3-b]quinolin-2-yl)-1,3,4-oxadiazole (CAS 439112-42-2)
- 2-((4-(4-Chlorophenoxy)-7-phenylthieno[3,2-d]pyrimidin-6-yl)thio)acetonitrile (CAS 477857-62-8)
- Ethyl 3-(N-(3-chloro-2-methylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate (CAS 932520-07-5)
- Ethyl 2-benzamido-3-carbamoyl-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate (CAS 864925-61-1)
- (3-(Benzo[d][1,3]dioxol-5-yl)isoxazol-5-yl)methanamine (CAS 885273-58-5)
- 2-(3-Aminopropyl)cyclopentan-1-ol (CAS 937650-42-5)
- 3aR,4R,5R,6aS)-Hexahydro-4-[(1E,3S)-3-hydroxy-1-octen-1-yl]-2-oxo-2H-cyclopenta[b]furan-5-yl Ester [1,1-Biphenyl]-4-carboxylic Acid (CAS 51014-26-7)
- Ethyl 5,6-dibromopicolinate (CAS 1214351-33-3)
- 2-amino-4-(pyridin-4-yl)butanoic acid (CAS 521081-95-8)
- Semaglutide impurity 39 (CAS CATO-C4X-222639)
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