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:
分子量:
327.33
NACRES:
NA.47
PubChem Substance ID:
UNSPSC Code:
12171500
EC Number:
208-925-3
MDL number:
Beilstein/REAXYS Number:
4732884
Colour Index Number:
13025
grade
ACS reagent
Quality Level
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
SMILES string
[Na+].CN(C)c1ccc(cc1)\N=N\c2ccc(cc2)S([O-])(=O)=O
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+;
InChI key
STZCRXQWRGQSJD-GEEYTBSJSA-M
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。
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。
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signalword
Danger
hcodes
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
Encapsulation of methyl orange pH-indicator into a sol-gel matrix.
Zaggout FR, et al.
Materials Letters, 59, 2928-2931 (2005)
Somayeh Mirsadeghi et al.
Journal of environmental management, 270, 110831-110831 (2020-06-09)
A simple biogenic approach for synthesis of Fe3O4/Au nanocomposite with 31 nm size using aqueous extract of Carum carvi L. seeds has been reported. Phytochemicals of Carum carvi L. seeds extract play three roles, including reducing, capping, and stabilizing agents during
Characterization of methyl orange and its photocatalytic degradation products by HPLC/UV?VIS diode array and atmospheric pressure ionization quadrupole ion trap mass spectrometry.
Baiocchi C, et al.
International Journal of Mass Spectrometry, 214, 247-256 (2002)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 114510-500G | 04061838702135 |
| 114510-100G | 04061838702111 |
| 114510-25G | 04061838702128 |