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319104

Sigma-Aldrich

Methyl Red sodium salt solution

0.1 wt. % in H2O

Synonym(s):

2-[4-(Dimethylamino)phenylazo]benzoic acid sodium salt, 4-Dimethylaminoazobenzene-2′-carboxylic acid sodium salt

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About This Item

Linear Formula:
(CH3)2NC6H4N=NC6H4CO2Na
CAS Number:
Molecular Weight:
291.28
Beilstein:
4065488
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

concentration

0.1 wt. % in H2O

pH

4.2-6.2, pink to yellow

density

0.989 g/mL at 25 °C

λmax

437 nm

SMILES string

[Na+].CN(C)c1ccc(cc1)\N=N\c2ccccc2C([O-])=O

InChI

1S/C15H15N3O2.Na/c1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20;/h3-10H,1-2H3,(H,19,20);/q;+1/p-1/b17-16+;

InChI key

GNTPCYMJCJNRQB-CMBBICFISA-M

Storage Class Code

10 - Combustible liquids

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Oana Alexandru et al.
Journal of neuro-oncology, 102(1), 9-18 (2010-07-17)
A major focus of brain cancer research today is to translate understanding of glioma biology into advances in treatment, by exploring the potential of target therapy. Here we investigated the ability of three compounds belonging to the chemical class of
K Danielle Kelley et al.
Biochemistry, 49(26), 5405-5407 (2010-06-15)
It is shown that Methyl Red can be used as an indicator dye that changes color in Escherichia coli culture as a result of time- and cell density-dependent bleaching by azoreductase produced by the bacteria. For cell cultures that are
Z Ioannou et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(5), 1129-1136 (2013-02-19)
Zeolite, hematite, modified zeolite and commercial activated charcoal were examined for their ability to remove methylene blue (MB) and methyl red (MR) from their aqueous solutions. Modified zeolite and hematite were produced according to the Schwertmann and Cornell method while
Robin L Stingley et al.
Journal of medical microbiology, 59(Pt 1), 108-114 (2009-09-05)
Reduction of Methyl Red (MR) and Orange II (Or II) by 26 human skin bacterial species was monitored by a rapid spectrophotometric assay. The analysis indicated that skin bacteria, representing the genera Staphylococcus, Corynebacterium, Micrococcus, Dermacoccus and Kocuria, were able
Lamia Ayed et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 62(12), 2837-2845 (2010-12-03)
With the aid of analysis software (Minitab 14.0), the formulation of pure culture in Mineral Salts Medium (MSM) can be optimized for several responses and the best formulation can be obtained. The influence of the different mixtures of three strains

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