N-(2,6-Dichloro-4-pyridyl)-N'-phenylurea CAS 75279-45-7
| CAS No. | 75279-45-7 |
| Molecular Formula | C12H9Cl2N3O |
| Molecular Weight | 282.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies N-(2,6-Dichloro-4-pyridyl)-N'-phenylurea (CAS 75279-45-7), a certified reference material (molecular formula C12H9Cl2N3O, MW 282.13 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H9Cl2N3O, N-(2,6-Dichloro-4-pyridyl)-N'-phenylurea contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 282.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), N-(2,6-Dichloro-4-pyridyl)-N'-phenylurea meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H9Cl2N3O |
| Molecular Weight | 282.13 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related N Standards
- 2,6-Dichloro-N-(5-methylpyridin-2-yl)isonicotinamide (CAS 1094554-23-0)
- 2,4-Dichloro-N-(2-hydroxyphenyl)benzamide (CAS 54255-56-0)
- 3,5-Dichloro-4-(pyridin-3-ylmethoxy)benzaldehyde (CAS 944892-63-1)
- 2,4-Dichloro-6-(methylsulfonyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine (CAS 1048389-75-8)
- 2-(2-(4,5-Dichloro-1H-imidazol-1-yl)acetyl)-N-methylhydrazine-1-carbothioamide (CAS 650615-65-9)
- 2,6-Dichloro-N1-(2-(pyridin-2-yl)ethyl)benzene-1,4-diamine (CAS 1708436-23-0)
- 3,4-Dichloro-N-(2-phenoxyethyl)aniline (CAS 356532-55-3)
- 3,4-Dichloro-N-[(4-methoxyphenyl)methyl]aniline (CAS 199481-06-6)
Recommended Standards
- N-((3,6-Dichloropyridazin-4-yl)methyl)benzamide (CAS 631914-68-6)
- N-(2-Bromoethyl)-3-fluorobenzenesulfonamide (CAS 942473-79-2)
- Methyl 6-Bromo-5-methylindole-3-acetate (CAS 2097800-44-5)
- N-(2-bromoethyl)-4-fluorobenzenesulfonamide (CAS 51983-24-5)
- 2-Chloro-6-(p-tolylthio)-1H-purine (CAS 646510-40-9)
- 2-Amino-4-(difluoromethyl)-5-(trifluoromethyl)nicotinic acid (CAS 1803692-18-3)
- 6,7-Dihydro-5H-imidazo[2,1-b][1,3]oxazin-6-ol (CAS 1557178-09-2)
- (R)-5-Phenyl-1,3-dioxolane-2,4-dione (CAS 54256-33-6)
- 5-Amino-2-methylbenzonitrile (CAS 50670-64-9)
- 2-(benzothiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 376584-76-8)
- n-((2-Ethylthiazol-4-yl)methyl)-1-(1h-pyrazol-1-yl)propan-2-amine (CAS 1311886-35-7)
- tert-Butyl 4-(methyl(2-(methylthio)pyrimidin-4-yl)amino)piperidine-1-carboxylate (CAS 1261234-19-8)
- (E)-4-(((2-fluorophenyl)imino)methyl)phenol (CAS 1829558-56-6)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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 18665070610 / Nicole.chen@cato-chem.com