M7267
甲基红
pH indicator (pH 4.4 to 6.0)
别名:
2-[[4-(二甲基氨基)苯基]偶氮基]苯甲酸, 4-二甲氨基偶氮苯-2′-羧酸, 酸性红 2
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线性分子式:
(CH3)2NC6H4N=NC6H4CO2H
化学文摘社编号:
分子量:
269.30
UNSPSC Code:
12171500
EC Number:
207-776-1
Beilstein/REAXYS Number:
750102
Colour Index Number:
13020
MDL number:
technique(s)
titration: suitable
mp
179-182 °C (lit.)
SMILES string
CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O
InChI
1S/C15H15N3O2/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)/b17-16+
InChI key
CEQFOVLGLXCDCX-WUKNDPDISA-N
General description
Methyl red (MR) is an anionic azo dye, which is extensively used in paper printing and textile dyeing purposes. It is used mainly in MR test for the intrageneric differentiation of Enterobacteriaceae. It is an acid-base indicator, which changes color depending upon the pH of the solution.
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存储类别
11 - Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
法规信息
新产品
此项目有
Methods in Microbiology, Volume 19 (1987)
Barron's GED Canada: High School Equivalency Exam (2008)
Photocatalytic degradation of Methyl Red dye in aqueous solutions under UV irradiation using Ag+ doped TiO2.
Sahoo C, et al.
Desalination, 181(1-3), 91-100 (2005)