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Key Documents

68250

Sigma-Aldrich

甲基橙

for microscopy (Hist.), indicator (pH 3.0-4.4)

同義詞:

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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About This Item

經驗公式(希爾表示法):
C14H14N3NaO3S
CAS號碼:
分子量::
327.33
顏色索引編號:
13025
Beilstein:
4732884
EC號碼:
MDL號碼:
分類程式碼代碼:
12171500
PubChem物質ID:
NACRES:
MA.02

等級

for microscopy (Hist.)
indicator (pH 3.0-4.4)

品質等級

形狀

powder

技術

titration: suitable

pH值

3.0-4.4, pink to yellow

溶解度

methanol: water (1:1): 0.1 g/10 mL, orange to very deep orange

λmax

501.4 nm in H2O (acidified)

應用

diagnostic assay manufacturing
hematology
histology

儲存溫度

room temp

SMILES 字串

[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 密鑰

STZCRXQWRGQSJD-GEEYTBSJSA-M

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一般說明

甲基橙是一种橙色的合成型燃料,会随着溶液pH值的变化而发生颜色变化。它在酸性溶液中基本呈现为红色而在碱性溶液中为黄色。

象形圖

Skull and crossbones

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 3 Oral

儲存類別代碼

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

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

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


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