Merck
CN

114375

Sigma-Aldrich

溴甲酚紫

BioReagent, suitable for indicator, Dye content 90 %

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别名:
5,5′-二溴-邻甲酚磺酰酞, 溴甲酚紫磺酸内酯
Empirical Formula (Hill Notation):
C21H16Br2O5S
CAS号:
分子量:
540.22
Beilstein:
359618
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.47

产品线

BioReagent

质量水平

检测方案

≥89.0% (HPLC)

形式

powder

组成

Dye content, 90%

technique(s)

titration: suitable

pH值(酸碱度)

5.2-6.8, yellow to purple

visual transition interval

5.2-6.8, yellow to blue

mp

240 °C (dec.) (lit.)

溶解性

ethanol: 1 mg/mL

λmax

419 nm

ε (消光系数)

≥22000 at 418-424 nm in methanol

适用性

suitable for indicator

application(s)

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES string

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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B5880857890860891
Bromocresol Purple BioReagent, suitable for indicator, Dye content 90 %

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114375

溴甲酚紫

Bromocresol Purple Technical grade

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溴甲酚紫

m-Cresol Purple indicator grade, Dye content 90 %

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857890

间甲酚紫

Bromocresol Purple sodium salt indicator grade, Dye content 90 %

Sigma-Aldrich

860891

溴甲酚紫 钠盐

assay

≥89.0% (HPLC)

assay

-

assay

-

assay

-

form

powder

form

powder

form

powder

form

powder

composition

Dye content, 90%

composition

-

composition

Dye content, 90%

composition

Dye content, 90%

technique(s)

titration: suitable

technique(s)

-

technique(s)

titration: suitable

technique(s)

titration: suitable

pH

5.2-6.8, yellow to purple

pH

5.2-6.8, yellow to purple

pH

-

pH

-

应用

溴甲酚紫已用于染色 酿酒酵母
血清-白蛋白的分光光度测定

生化/生理作用

溴甲酚紫是一种 pH 指示剂,可将颜色从黄色(低至 pH 5.2)变为紫色(高于 pH 6.8)。主要用作酵母细胞中的荧光染料。有助于细胞膜损伤细胞的死细胞计数。细胞膜正常的细胞不被染色,而受损的细胞则为蓝灰色重影。

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


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