1,4-Bis(methylamino)-9,10-anthraquinone 97% (dye content), Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY
Warning

Synonyms: Disperse Blue 141,4-Bis(methylamino)anthraquinone1,4-Bis(methylamino)anthracene-9,10-dione

M-Clarity™ quality level = MQ100

367648-5GEA 109 EUR
367648-5G
1,4-Bis(methylamino)-9,10-anthraquinone 97% (dye content), Sigma-Aldrich®
1,4-Bis(methylamino)-9,10-anthraquinone
Formula: C₁₆H₁₄N₂O₂
MW: 266.29 g/mol
Melting Pt: 220...222 °C (lit.)
Storage Temperature: Room Temperature
MDL Number: MFCD00001198
CAS Number: 2475-44-7
EINECS: 219-602-1

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Specification Test Results

Appearance (Colour) Purple to Very Dark Purple
Appearance (Form) Powder
Infrared spectrum Conforms to Structure
Wavelength, C=0.01 G/L Ethanol 641 - 645 nm
Extinction Coefficient ≥17000
Wavelength, In Ethanol 593 - 597 nm
Extinction Coefficient ≥14500
Purity (Titration by HClO4) 96.5 - 103.5 %
TLC Consistent with Past Lots
Solubility (Colour), c = 10 mg/ml; CH3CN Dark Blue to Very Dark Blue

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