19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole CAS 12118-97-7

Purity 97%+In StockPharmaceutical Standards
CAS No.12118-97-7
Molecular FormulaC33H19ClN8Si
Molecular Weight591.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole CAS 12118-97-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 591.10 g/mol gives 19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole (CAS 12118-97-7), a certified reference material (molecular formula C33H19ClN8Si, MW 591.10 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution, 19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 591.10 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 19-Chloro-19-methyl-19H-6,11-(azeno)-17,21-(azeno[1]episoindoloazeno)benzo[7,8][1,3,5,10]tetraaza[2]silacycloundecino[4,3-a:11,1-a']diisoindole 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 FormulaC33H19ClN8Si
Molecular Weight591.10 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)28.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Halogen ContentCl-containing
Nitrogen Atoms8

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