N-(4-Chlorophenyl)-N-methoxy-N-[(methoxyimino)methyl]urea CAS 251096-55-6
| CAS No. | 251096-55-6 |
| Molecular Formula | C10H12ClN3O3 |
| Molecular Weight | 257.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, N-(4-Chlorophenyl)-N-methoxy-N-[(methoxyimino)methyl]urea (C10H12ClN3O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 257.67 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies N-(4-Chlorophenyl)-N-methoxy-N-[(methoxyimino)methyl]urea (CAS 251096-55-6), a certified reference material (molecular formula C10H12ClN3O3, MW 257.67 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C10H12ClN3O3 |
| Molecular Weight | 257.67 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related N Standards
- 3-(4-Chlorophenyl)-4H-cyclohepta[d]isoxazol-4-one (CAS 109072-31-3)
- 2-(4-Chlorophenyl)benzo[d]oxazole-5-carbaldehyde (CAS 1181377-97-8)
- Methyl 4-(3-chlorophenyl)-4-nitrobutanoate (CAS 1236302-40-1)
- 2-(3-Chlorophenyl)benzo[d]oxazole-5-carbaldehyde (CAS 1267406-76-7)
- 2-(3-Chlorophenyl)isoindoline-1,3-dione (CAS 16082-71-6)
- 2-(4-Chlorophenyl)-4H-benzo[d][1,3]oxazin-4-one (CAS 18600-52-7)
- 2-(2-Chlorophenyl)-4h-benzo[d][1,3]oxazin-4-one (CAS 4765-51-9)
- 2-(2-Chlorophenyl)isoindoline-1,3-dione (CAS 22698-95-9)
Recommended Standards
- Methyl 6-chloro-2-morpholinopyrimidine-4-carboxylate (CAS 873450-42-1)
- Tert-butyl 2-chloro-5-nitrobenzoate (CAS 55233-05-1)
- Methyl 4-chloro-3-(2-methoxyacetamido)benzoate (CAS 791800-44-7)
- tert-Butyl 5-chloro-2-nitrobenzoate (CAS 889858-10-0)
- 3'-bromo-5',7'-dihydrospiro[cyclopentane-1,6'-pyrazolo[3,2-b][1,3]oxazine] (CAS 1784956-18-8)
- 4-Amino-1-(trifluoromethyl)cyclohexanol HCl (CAS 1421602-78-9)
- 5-Bromo-4-fluoro-2-methylaniline, 98% (CAS 627871-16-3)
- AZD-6642, >98% (HPLC) (CAS 1643809-54-4)
- 10-methyl-3,4-dihydrobenzo[b]-1,6-naphthyridin-1(2H)-one (CAS 930395-75-8)
- Dimethylaminoacetonitrile (CAS 926-64-7)
- 2,3-Dihydroxy-6,7-dimethylquinoxaline, 97% (CAS 2474-50-2)
- (9H-fluoren-9-yl)methyl 4-aminoazepane-1-carboxylate (CAS 885954-48-3)
- Methyl 3-{2-[4-(tert-butoxycarbonyl)piperazin-1-yl]ethoxy}thiophene-2-carboxylate (CAS 1215799-66-8)
- [2-31]-Semaglutide C (x TFA Salt) (CAS CATO-C4X-2226118)
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