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Merck
CN

114510

甲基橙

ACS reagent, Dye content 85 %

别名:

4-[4-(二甲氨基)苯基偶氮基]苯磺酸 钠盐, 半日花素 B, 橙黄 III, 酸性橙 52

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关于此项目

经验公式（希尔记法）:
C14H14N3NaO3S
化学文摘社编号:
547-58-0
分子量:
327.33
Colour Index Number:
13025
NACRES:
NA.47
PubChem Substance ID:
24847177
UNSPSC Code:
12171500
EC Number:
208-925-3
MDL number:
MFCD00007502
Beilstein/REAXYS Number:
4732884

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产品名称

甲基橙, ACS reagent, Dye content 85 %

InChI key

STZCRXQWRGQSJD-GEEYTBSJSA-M

InChI

1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);/q;+1/p-1/b16-15+;

SMILES string

[Na+].CN(C)c1ccc(cc1)\N=N\c2ccc(cc2)S([O-])(=O)=O

grade

ACS reagent

form

powder

composition

Dye content, 85%

technique(s)

titration: suitable

color

orange

pH

3.0-4.4, pink to yellow

visual transition interval

3.2-4.4, red to yellow

mp

>300 °C

λmax

505 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

200

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相关类别

Application

甲基橙可用作细胞汁液的
  • pH指示剂
  • 在染色花粉管时与结晶紫一起对比染色
  • 多色组织学染色方案的组成部分指示剂，
  • 例如在草酸和丙二酸的检测中
  • 在其他生物医学应用中使用，包括用于薄膜剂量计和溴离子的检测试剂。

Biochem/physiol Actions

甲基橙是一种偶氮染料，可用作pH指示剂。

General description

甲基橙（C.I.13025）是一种对二甲氨基偶氮苯磺酸的钠盐。它是一种橙色的合成染料，颜色会随着溶液的pH值而变化。在酸性溶液中呈红色，在碱性溶液中呈黄色。

pictograms

Skull and crossbones
GHS06

signalword

Danger

hcodes

H301

Hazard Classifications

Acute Tox. 3 Oral

存储类别

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SHBR9064
SHBR7202
SHBQ6232
SHBQ0340
SHBN0656

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