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Merck
CN

E6003

Sigma-Aldrich

伊红 Y 二钠盐

Dye content ≥85%, Powder

别名:

2′,4′,5′,7′-四溴荧光素 二钠盐, Bromo acid J. TS, XL, or XX, D& C;红色第 22 号, 四溴荧光黄, 曙红 Y, 曙红微黄, 酸性红 87

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About This Item

经验公式(希尔记法):
C20H6Br4Na2O5
CAS号:
分子量:
691.85
颜色索引号:
45380
Beilstein:
3586809
EC 号:
MDL编号:
UNSPSC代码:
12171500
PubChem化学物质编号:
NACRES:
NA.47

product name

伊红 Y 二钠盐, Dye content ≥85 %

形式

powder

质量水平

组成

Dye content, ≥85%

颜色

brown

pH值(酸碱度)

6.55 (29 °C, 84 °F)

mp

255 — 270 °C (491 - 518 °F at 977.9 hPa)

溶解性

H2O: 1 mg/mL

密度

1.018 g/cm3

应用

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES字符串

[Na+].[Na+].[O-]C(=O)c1ccccc1C2=C3C=C(Br)C(=O)C(Br)=C3Oc4c(Br)c([O-])c(Br)cc24

InChI

1S/C20H8Br4O5.2Na/c21-11-5-9-13(7-3-1-2-4-8(7)20(27)28)10-6-12(22)17(26)15(24)19(10)29-18(9)14(23)16(11)25;;/h1-6,25H,(H,27,28);;/q;2*+1/p-2

InChI key

SEACYXSIPDVVMV-UHFFFAOYSA-L

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应用

曙红 Y 二钠盐已被用于确定精子活力。肿胀和染色的精子被认为已经死亡。在角膜上皮中,它已用于免疫组织染色的过程中。

生化/生理作用

伊红 Y 是一种黄原染料,用于结缔组织和细胞质的鉴别染色。在组织病理学中,它在苏木精后和亚甲蓝之前用作复染剂。它还用作背景染色剂,从而与核染色剂形成对比。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - Skin Sens. 1

WGK

WGK 3

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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