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Merck

17490

Sigma-Aldrich

溴甲酚紫

for microscopy (Hist., Vit.), indicator (pH 5.2-6.8)

别名:

5,5′-二溴-邻甲酚磺酰酞, 溴甲酚紫磺酸内酯

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About This Item

经验公式(希尔记法):
C21H16Br2O5S
CAS号:
分子量:
540.22
Beilstein:
359618
EC 号:
MDL编号:
UNSPSC代码:
12171500
PubChem化学物质编号:
NACRES:
NA.47

等级

for microscopy (Hist., Vit.)
indicator (pH 5.2-6.8)

表单

powder

技术

titration: suitable

pH值(酸碱度)

5.2-6.8, yellow to purple

mp

240 °C (dec.) (lit.)

溶解性

hot ethanol: 0.1 g/10 mL

εmax

≥400 at 414-424 nm in methanol

应用

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES字符串

Cc1cc(cc(Br)c1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C)c(O)c(Br)c4

InChI

1S/C21H16Br2O5S/c1-11-7-13(9-16(22)19(11)24)21(14-8-12(2)20(25)17(23)10-14)15-5-3-4-6-18(15)29(26,27)28-21/h3-10,24-25H,1-2H3

InChI key

ABIUHPWEYMSGSR-UHFFFAOYSA-N

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一般描述

溴甲酚紫是一种将颜色从黄色(低至pH 5.2)变为紫色(高于pH 6.8)的 pH 指示剂。[1]它可有助于对具有质膜损伤的细胞进行死亡细胞计数。溴甲酚紫可在酵母细胞中广泛用作荧光染液。质膜完整的细胞无法被染色,而受损的细胞则会被染成蓝灰色的鬼影。[2]

应用

血清-白蛋白的分光光度测定

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

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

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