(2Z,3E)-6'-Bromo-3-(hydroxyimino)-1'-methyl-[2,3'-biindolinylidene]-2'-one CAS 667463-95-8
| CAS No. | 667463-95-8 |
| Molecular Formula | C17H12BrN3O2 |
| Molecular Weight | 370.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (2Z,3E)-6'-Bromo-3-(hydroxyimino)-1'-methyl-[2,3'-biindolinylidene]-2'-one (CAS 667463-95-8), a certified reference material (molecular formula C17H12BrN3O2, MW 370.20 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H12BrN3O2, (2Z,3E)-6'-Bromo-3-(hydroxyimino)-1'-methyl-[2,3'-biindolinylidene]-2'-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 370.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), (2Z,3E)-6'-Bromo-3-(hydroxyimino)-1'-methyl-[2,3'-biindolinylidene]-2'-one 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 | C17H12BrN3O2 |
| Molecular Weight | 370.20 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
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