114774
3′,3′′,5′,5′′-四溴酚酞乙酯 钾盐
indicator grade
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关于此项目
经验公式（希尔记法）:
C22H13Br4KO4
化学文摘社编号:
分子量:
700.05
EC Number:
263-661-6
UNSPSC Code:
12171500
PubChem Substance ID:
Beilstein/REAXYS Number:
3848263
MDL number:
产品名称
3′,3′′,5′,5′′-四溴酚酞乙酯 钾盐, indicator grade
InChI key
WCIQBKUTYDIBJC-UHFFFAOYSA-M
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
SMILES string
[K+].CCOC(=O)c1ccccc1\C(c2cc(Br)c([O-])c(Br)c2)=C3\C=C(Br)C(=O)C(Br)=C3
grade
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
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Biochem/physiol Actions
3′,3′′,5′,5′′-四溴酚酞乙酯可用于分光光度法测定总蛋白。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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)
J G Rio et al.
Journal of analytical toxicology, 5(6), 267-269 (1981-11-01)
A simple direct colorimetric test using a tetrabromophenolphthalein reagent for detecting basic drugs in urine is described. The response of 62 commonly encountered drugs and metabolites to this test are described and 39 of these compounds were found to react.
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)
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