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Merck

114774

Sigma-Aldrich

3′,3′′,5′,5′′-四溴酚酞乙酯 钾盐

indicator grade

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About This Item

经验公式(希尔记法):
C22H13Br4KO4
CAS号:
分子量:
700.05
Beilstein:
3848263
EC號碼:
MDL號碼:
分類程式碼代碼:
12171500
PubChem物質ID:

等級

indicator grade

visual transition interval

3.0-3.5, yellow to green
4.2-4.9, blue-green to blue-violet

mp

210 °C (dec.) (lit.)

λmax

386 nm (2nd)
593 nm

SMILES 字串

[K+].CCOC(=O)c1ccccc1\C(c2cc(Br)c([O-])c(Br)c2)=C3\C=C(Br)C(=O)C(Br)=C3

InChI

1S/C22H14Br4O4.K/c1-2-30-22(29)14-6-4-3-5-13(14)19(11-7-15(23)20(27)16(24)8-11)12-9-17(25)21(28)18(26)10-12;/h3-10,27H,2H2,1H3;/q;+1/p-1

InChI 密鑰

WCIQBKUTYDIBJC-UHFFFAOYSA-M

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生化/生理作用

3′,3′′,5′,5′′-四溴酚酞乙酯可用于分光光度法测定总蛋白。

儲存類別代碼

11 - Combustible Solids

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, Gloves, type N95 (US)


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Spectrophotometric determination of total proteins in blood plasma: a comparative study among dye-binding methods.
Zaia DAM, et al.
Brazilian Archives of Biology and Technology, 48, 385-388 (2005)
H T Chang et al.
Electrophoresis, 22(3), 394-398 (2001-03-22)
Electroelution of protein bands from a gel has advantages over the competitive common technique requiring gel sectioning with respect to yield, speed and the potential for computer-controlled application to multicomponent two-dimensional (2-D) gels. The electroelution design for the commercial high-performance
[Pharmaco-analytical application of tetrabromophenolphthalein ethyl ester indicator dye. III. Interaction between alkaloids and TBPE].
G Szász et al.
Acta pharmaceutica Hungarica, 50(4), 161-165 (1980-07-01)
Ion association titration for the determination of local anesthetics in pharmaceuticals with tetrabromophenolphthalein ethyl ester as an indicator.
T Sakai et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 17(9), 1105-1107 (2001-11-16)
D L Mount et al.
Bulletin of the World Health Organization, 67(3), 295-300 (1989-01-01)
Two field-adapted colorimetric methods for measuring the antimalarial drug chloroquine in urine are described. Both are modifications of the method of Saker and Solomons for screening urine for phencyclidine and other drugs of abuse, using the colour reagent tetrabromophenolphthalein ethyl

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