2-Chloro-1-{5-[(1E)-[2-(4-nitrophenyl)hydrazin-1-ylidene]methyl]-1H-pyrrol-3-yl}ethan-1-one CAS 866142-87-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866142-87-2 |
| Molecular Formula | C13H11ClN4O3 |
| Molecular Weight | 306.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-1-{5-[(1E)-[2-(4-nitrophenyl)hydrazin-1-ylidene]methyl]-1H-pyrrol-3-yl}ethan-1-one (CAS 866142-87-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H11ClN4O3. Molecular weight: 306.70 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H11ClN4O3 |
| Molecular Weight | 306.70 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 4-(2-Chlorophenoxy)-3-nitrobenzenecarbaldehyde O-methyloxime (CAS 338403-53-5)
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- 2-Amino-6-ethyl-5-methyl-4-phenylnicotinonitrile (CAS 331979-91-0)
- 4-CHloro-2-iodo-5-trifluoromethyl-phenol (CAS 2065250-62-4)
- 1-Methyl-4,5,6,7-tetrahydro-1H-benzo[d]imidazole-2-carbaldehyde (CAS 1541630-70-9)
- Methyl 4-((2-amino-4-(trifluoromethyl)phenyl)amino)butanoate (CAS 339101-34-7)
- 8-Fluoro-6-methyl-1,2,3,4-tetrahydroisoquinoline (CAS 1783924-89-9)
- 3-(Tert-butyl)-4-((4-chlorophenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 338747-77-6)
- Q-Peptide trifluoroacetate salt (CAS 1361235-89-3)
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