N-{(Z)-[2-(2,4-Dichlorophenoxy)phenyl]methylidene}-1-methyl-1H-pyrrole-2-carbohydrazide CAS 866019-92-3
| CAS No. | 866019-92-3 |
| Molecular Formula | C19H15Cl2N3O2 |
| Molecular Weight | 388.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 388.25 g/mol gives N-{(Z)-[2-(2,4-Dichlorophenoxy)phenyl]methylidene}-1-methyl-1H-pyrrole-2-carbohydrazide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-{(Z)-[2-(2,4-Dichlorophenoxy)phenyl]methylidene}-1-methyl-1H-pyrrole-2-carbohydrazide (CAS 866019-92-3), molecular formula C19H15Cl2N3O2 and molecular weight 388.25 g/mol, is a CATO reference standard with documented purity and traceability.
N-{(Z)-[2-(2,4-Dichlorophenoxy)phenyl]methylidene}-1-methyl-1H-pyrrole-2-carbohydrazide (C19H15Cl2N3O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-{(Z)-[2-(2,4-Dichlorophenoxy)phenyl]methylidene}-1-methyl-1H-pyrrole-2-carbohydrazide 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 | 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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