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Methyl Red hydrochloride

SIAL/861235 - ACS reagent

Synonym: 4-Dimethylaminoazobenzene-2′-carboxylic acid hydrochloride; Acid Red 2

CAS Number: 63451-28-5
Empirical Formula (Hill Notation): C15H15N3O2 · HCl
Molecular Weight: 305.76
EC Number: 264-190-9
MDL Number: MFCD00012614
Linear Formula: (CH3)2NC6H4N=NC6H4CO2H·HCl
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-861235-25G 25 g
$37.90
1/EA
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This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 861235-25G

 

λmax 493 nm
application(s) diagnostic assay manufacturing
hematology
histology
form powder or crystals
grade ACS reagent
InChI 1S/C15H15N3O2.ClH/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);1H/b17-16+;
InChI key ICTWKXAVJAHRMK-CMBBICFISA-N
mp 175 °C (dec.) (lit.)
Quality Level 200 
SMILES string Cl.CN(C)c1ccc(cc1)N=Nc2ccccc2C(O)=O
solubility ethanol: 0.1%
storage temp. room temp
visual transition interval 4.2-6.2, pink to yellow
Application: Methyl red is widely used in food science and applied & pure biology. It is added in media while preparing agar plates for microbiology. It is used as a vital stain for protozoa. Methyl red is also utilized as a tracer for assessing penetration of foods into packaging and as a component of an indicator to examine pork quality. It has been used to study the ability of earthworms to modify their environmental pH.
General description: Methyl red (C.I. 13020) is also known as acid red 2. The hydrochloride form is slightly soluble in water and ethanol.
Packaging: 25 g in glass bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
mp 175 °C (dec.) (lit.)
Storage Temp. room temp
Colour Index Number 13020
UNSPSC 12171500

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