Coomassie® brilliant blue R-250, Ultrapure

Supplier: VWR

Synonyms: Brillant blue RN-[4-[[4-[(4-Ethoxyphenyl)amino]phenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfo-benzenemethanaminium inner salt, sodium salt (1:1)Brilliant Blue R250Brilliant indocyanine 6BBrilliant Blue RServa Blue RN-[4-[[4-[(4-Ethoxyphenyl)amino]phenyl][4-[ethyl[(3-sulphophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulpho-benzenemethanaminium inner salt, sodium salt (1:1)Hydrogen [4-[4-(p-ethoxyanilino)-4'-[ethyl(m-sulfonatobenzyl)amino]benzhydrylene]cyclohexa-2,5-dien-1-ylidene](ethyl)(m-sulfonatobenzyl)ammonium monosodium saltCoomassie Blue R 250Hydrogen [4-[4-(p-ethoxyanilino)-4'-[ethyl(m-sulphonatobenzyl)amino]benzhydrylene]cyclohexa-2,5-dien-1-ylidene](ethyl)(m-sulphonatobenzyl)ammonium monosodium saltAcid Blue 83Brilliant Cyanine 6B

VWRV0472-10G VWRV0472-50G VWRV0472-25G
97061-742CS 2420.5 CAD
97061-742 97061-740 97061-738
Coomassie® brilliant blue R-250, Ultrapure
Coomassie® Brilliant Blue R-250

Commonly used stain for the detection of protein bands following electrophoresis.

Formula: C₄₅H₄₄N₃NaO₇S₂
MW: 825.98 g/mol
Melting Pt: 174…180 °C
MDL Number: MFCD00041762
CAS Number: 6104-59-2

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Specification Test Results

Dye Content (Dry Basis) = 65 %
Em (550nm, Water, Dry Basis) = 33000
Loss on Drying = 5.0 %
Solubility (0.020g/L, Water) Pass

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