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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:
845-10-3
Molecular Weight:
291.28
Beilstein:
4065488
MDL number:
MFCD00002426
UNSPSC Code:
12171500
PubChem Substance ID:
329753933

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

319104-BULK:
319104-6X100ML:
319104-VAR:
319104-500ML:
319104-100ML:

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Certificates of Analysis (COA)

Lot/Batch Number
08007HE
18118DQ
13316HG
08302TT
05920CR

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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
Li-Hua Gao et al.
Journal of nanoscience and nanotechnology, 11(11), 9813-9817 (2012-03-15)
An electrostatically self-assembled film of PMo12/H6 has successfully been prepared on quartz substrates by alternating adsorption of [PMo12O40(3-) (PMo12) and a bipolar hemicyanine derivative of (E)-1,1'-(hexane-1,6-diyl)bis(4-(4-(dimethylamino)styryl)pyridinium) bromide (H6Br2). The UV-visible spectra showed that the film was uniformly deposited and the
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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