M-methyl Red CAS:20691-84-3

M-methyl Red CAS:20691-84-3 is yellow brown powder with molecular formula C15H15N3O2. It has good solubility in polar organic solvent. M-methyl Red CAS:20691-84-3 is an azo dye that turns red in acidic solutions and can be used as a pH indicator. M-methyl Red CAS:20691-84-3 also called C.I. Acid Red 2, is an indicator dye that turns red in acidic solutions. The MR test, the "M" portion of the four IMViC tests, is used to identify enteric bacteria based on their pattern of glucose metabolism. M-methyl Red CAS:20691-84-3 could be supplied in different size with competitive price.

Product Details

Name: m-Methyl red

Other name:

3-((4-(Dimethylamino)phenyl)azo)benzoic acid

3-{(E)-[4-(Dimethylamino)phenyl]diazenyl}benzoic acid

Benzoic acid, 3-[(E)-2-[4-(dimethylamino)phenyl]diazenyl]-

C.I. Acid Red 2


CAS: 20691-84-3

EINECS: 999-999-2

MF: C15H15N3O2

MW: 269.3

Appearance:Yellow brown powder

MP: 207-208℃

Purity: 98%min

Package: 25g, 100g, 500g, bulk package

Applications: Organic intermediate; biological dye; titration indicator


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