4-Chloro-2-{[(E)-2-(1,3-dimethyl-4-nitro-1H-pyrazol-5-yl)ethenyl]amino}phenol CAS 436100-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 436100-80-0 |
| Molecular Formula | C13H13ClN4O3 |
| Molecular Weight | 308.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-2-{[(E)-2-(1,3-dimethyl-4-nitro-1H-pyrazol-5-yl)ethenyl]amino}phenol (CAS 436100-80-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H13ClN4O3. Molecular weight: 308.72 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H13ClN4O3 |
| Molecular Weight | 308.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- Methyl 2-chloro-4-morpholinopyrido[2,3-d]pyrimidine-7-carboxylate (CAS 1227958-54-4)
- 4-((5-Chloro-4-(methylamino)pyrimidin-2-yl)amino)-3-methoxybenzoic acid (CAS 1351762-15-6)
- 1-(3-Chloro-4-(hexyloxy)phenyl)-2,2,2-trifluoroethan-1-one (CAS 1443349-52-7)
- 5-Chloro-N-[3-(1H-imidazol-1-yl)propyl]-2-nitrobenzamide (CAS 478249-29-5)
- 7-Chloro-1-(2-(trifluoromethoxy)phenyl)heptan-1-one (CAS 898761-45-0)
- 7-Chloro-1-(3-(trifluoromethoxy)phenyl)heptan-1-one (CAS 898786-31-7)
- 7-Chloro-1-(4-(trifluoromethoxy)phenyl)heptan-1-one (CAS 898786-10-2)
- 3-Chloro-N-methyl-N-(tetrahydro-2H-pyran-4-ylmethyl)-5-(trifluoromethyl)-2-pyridinamine (CAS 1220028-09-0)
Recommended Standards
- 1-(3-Chlorobenzyl)-3-(3-oxobutan-2-yl)imidazolidine-2,4,5-trione (CAS 338392-42-0)
- 4-(4-Chlorophenyl)-6-hydroxy-2-(pyridin-2-yl)pyrimidine-5-carbonitrile (CAS 1797296-66-2)
- Ethyl 4-((4-chlorophenyl)carbamoyl)-5-methylisoxazole-3-carboxylate (CAS 134889-04-6)
- 626-95-9 Pentane-1,4-diol AI3-08028 EINECS 210-973-5 (CAS 626-95-9)
- 2-((4-Iodobenzyl)thio)-5-methyl-1,3,4-thiadiazole (CAS 824941-60-8)
- N-(2-Hydrazinyl-2-oxoethyl)-N-methylmethanesulfonamide (CAS 1119445-29-2)
- N-(2-Fluoro-3-methylbenzyl)-N-methylamine (CAS 1287218-16-9)
- 3,4-Dibromo-2-phenylquinoline (CAS 5428-22-8)
- 3-Bromo-1,1,2-trifluoroprop-1-ene (CAS 178676-13-6)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
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