Merck
CN

114502

Sigma-Aldrich

甲基红 钠盐

ACS reagent, Dye content 95 %

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别名:
4-二甲基氨基偶氮苯-2′-羧酸 钠盐, 酸性红2
Empirical Formula (Hill Notation):
C15H14N3NaO2
CAS号:
分子量:
291.28
颜色索引号:
13020
Beilstein:
4065488
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.47

等级

ACS reagent

质量水平

Agency

suitable for SM 2310
suitable for SM 2320

形式

powder

组成

Dye content, 95%

technique(s)

titration: suitable

visual transition interval

4.2-6.2, pink to yellow

溶解性

water: 0.1%

λmax

437 nm

application(s)

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

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

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M8256250198861235
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甲基红 钠盐

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Methyl Red ACS reagent, crystalline

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甲基红

Methyl Red hydrochloride ACS reagent

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甲基红 盐酸盐

form

powder

form

powder

form

crystalline

form

powder or crystals

composition

Dye content, 95%

composition

-

composition

-

composition

-

technique(s)

titration: suitable

technique(s)

titration: suitable

technique(s)

titration: suitable

technique(s)

-

solubility

water: 0.1%

solubility

soluble, clear, orange

solubility

ethanol: 1 mg/mL

solubility

ethanol: 0.1%

λmax

437 nm

λmax

-

λmax

410 nm

λmax

493 nm

生化/生理作用

甲基红是pH指示剂,在pH值为5.5时会变色。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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