5,7-Dihydroindolo[2,3-b]carbazole CAS 111296-90-3

Purity 97%+In StockPharmaceutical Standards
CAS No.111296-90-3
Molecular FormulaC18H12N2
Molecular Weight256.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5,7-Dihydroindolo[2,3-b]carbazole CAS 111296-90-3 chemical structure

Description

The occurrence of 5,7-Dihydroindolo[2,3-b]carbazole is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 5,7-Dihydroindolo[2,3-b]carbazole (CAS 111296-90-3), a certified reference material (molecular formula C18H12N2, MW 256.30 g/mol) for analytical method development and quality control.

The molecular framework of 5,7-Dihydroindolo[2,3-b]carbazole (C18H12N2) is characterized by a nitrogen-containing heterocyclic scaffold, a nitrile group. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 5,7-Dihydroindolo[2,3-b]carbazole 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 FormulaC18H12N2
Molecular Weight256.30 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms2

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