Indophenol blue 60% (dye content), Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY

Synonyms: N-(4-Dimethylaminophenyl)-1,4-naphthoquinoneimine, alpha-Naphthol Blue

M-Clarity™ quality level = MQ100

330574-1G 330574-5G
330574-1GEA 97.5 GBP
330574-1G 330574-5G
Indophenol blue 60% (dye content), Sigma-Aldrich®
Indophenol blue

Indophenol Blue is used to colourimetrically measure N-containing compounds. The free amino acids react to form a blue color complex.

Formula: C₁₈H₁₆N₂O
MW: 276,34 g/mol
Melting Pt: 168,..170 °C (lit.)
Storage Temperature: Room Temperature
MDL Number: MFCD00041739
CAS Number: 132-31-0
EINECS: 205-056-1
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Specification Test Results

Appearance Blue to black powder
Infrared spectrum Conforms to structure
UV-visible spectrum Methanol, E597(±10 nm) = 11,000 (minimum)
Elemental analysis Carbon 44.5% (minimum), Nitrogen 5.8% (minimum)

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