(E)-N'-((1-(4-chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)methylene)thiophene-3-carbohydrazide CAS 866042-24-2
| CAS No. | 866042-24-2 |
| Molecular Formula | C18H16ClN3OS |
| Molecular Weight | 357.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-N'-((1-(4-chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)methylene)thiophene-3-carbohydrazide (CAS 866042-24-2), a certified reference material (molecular formula C18H16ClN3OS, MW 357.86 g/mol) for analytical method development and quality control.
Structurally, (E)-N'-((1-(4-chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)methylene)thiophene-3-carbohydrazide (C18H16ClN3OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 357.86 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (E)-N'-((1-(4-chlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl)methylene)thiophene-3-carbohydrazide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H16ClN3OS |
| Molecular Weight | 357.86 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
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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