4,4'-((3-Nitrophenyl)methylene)bis(2-chloroaniline) CAS 40530-26-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40530-26-5 |
| Molecular Formula | C19H15Cl2N3O2 |
| Molecular Weight | 388.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-((3-Nitrophenyl)methylene)bis(2-chloroaniline) (CAS 40530-26-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H15Cl2N3O2. Molecular weight: 388.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H15Cl2N3O2 |
| Molecular Weight | 388.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- Bis-(4-nitrophenyl)adipate (CAS 32564-25-3)
- 4-(3-Nitrophenyl)-2-formyl-6-methyl-1,4-dihydropyridine-3,5-dicarboxylic Acid 5-Isopropyl Ester 3-Methyl Ester (CAS 75530-60-8)
- 1-(3-Nitrophenyl)-3-(p-tolyl)tetrahydro-1H-thieno[3,4-d]imidazol-2(3H)-one 5,5-dioxide (CAS 881439-97-0)
- 4-Nitrophenyl 2-(2-(((benzyloxy)carbonyl)amino)acetamido)acetate (CAS 13574-81-7)
- 4-Nitrophenyl 4-6-O-benzylidene-α-D-mannopyranoside (CAS 58056-41-0)
- 4-Nitrophenyl 4-6-O-benzylidene-β-D-glucopyranoside (CAS 83167-73-1)
- p-Nitrophenyl 4,6-Benzylidene-a-D-glucopyranoside (CAS 85906-27-0)
- ((2-Nitrophenyl)sulfonyl)-L-tryptophan (CAS 866187-04-4)
Recommended Standards
- 2-Chloro-N-(2-(3-(4-chlorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)benzamide (CAS 921531-81-9)
- N-(4-Chlorophenyl)-3-((4-chlorophenyl)amino)-2-(3-methylisoxazol-5-yl)acrylamide (CAS 917837-54-8)
- 1-(1-(2,6-Dichlorobenzyl)-6-oxo-1,6-dihydropyridin-3-yl)-3-phenylurea (CAS 338784-63-7)
- 3-(2-Chlorophenyl)-3-(3-(methoxymethoxy)phenyl)propanoic acid (CAS 1142210-90-9)
- piperazin-2-one hydrochloride (CAS 24123-06-6)
- Methyl 2-amino-5-fluoro-4-(trifluoromethyl)benzoate (CAS 1807165-96-3)
- Ezetimibe Impurity 99 (CAS CATO-C4X-109899)
- 2-Methyl-5-phenylpyrimidin-4(3h)-imine (CAS 102249-48-9)
- 2-(3,6-Dichloropyridazin-4-yl)cyclohexanol (CAS 108288-12-6)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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