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861367

Sigma-Aldrich

Thymol Blue sodium salt

ACS reagent, Dye content 95 %

Sinônimo(s):

Thymolsulfonphthalein sodium salt

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About This Item

Fórmula empírica (Notação de Hill):
C27H29NaO5S
Número CAS:
62625-21-2
Peso molecular:
488.57
Beilstein:
3861515
Número CE:
263-650-6
Número MDL:
MFCD00151093
Código UNSPSC:
12171500
ID de substância PubChem:
24888538
NACRES:
NA.47

grau

ACS reagent

Nível de qualidade

200

forma

powder or crystals

composição

Dye content, 95%

transparência da solução

passes test

visual transition interval

1.2-2.8, red to yellow(acid range)
8.0-9.2, yellow to blue(alkaline range)

pf

283-285 °C (dec.) (lit.)

λmax

378 nm (2nd)
590 nm

aplicação(ões)

diagnostic assay manufacturing
hematology
histology

temperatura de armazenamento

room temp

cadeia de caracteres SMILES

[Na+].CC(C)c1cc(c(C)cc1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C(C)C)c([O-])cc4C

InChI

1S/C27H30O5S.Na/c1-15(2)19-13-22(17(5)11-24(19)28)27(21-9-7-8-10-26(21)33(30,31)32-27)23-14-20(16(3)4)25(29)12-18(23)6;/h7-16,28-29H,1-6H3;/q;+1/p-1

chave InChI

BAVBEHWEOJMHDS-UHFFFAOYSA-M

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Categorias relacionadas

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)

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Certificados de análise (COA)

Lot/Batch Number
SHBQ3241
MKCL3532
MKCF4131
MKBX7879V
MKBR0446V

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Douglas R Macfarlane et al.
Chemical communications (Cambridge, England), 46(41), 7703-7705 (2010-09-28)
We describe hydrated ionic liquids which have an intrinsic proton buffering action and hence an ability to control proton activity in an ionic medium.
N Takai et al.
Artificial organs, 15(2), 86-89 (1991-04-01)
An optical fiber sensor utilizing Thymol blue and an ion-exchange resin complex in a cellulose acetate membrane was developed. By monitoring several different chromophores of Thymol blue, the sensor could measure the pH of the solution from 1.0 to 12.0
Ali A Ensafi et al.
Journal of hazardous materials, 148(1-2), 319-325 (2007-03-30)
An on-line flow system was used to develop a selective and efficient on-line sorbent extraction preconcentration system for cadmium. The method is based on adsorption of cadmium ions onto the activated carbon modified with methyl thymol blue. Then the adsorbed
N Gayathri et al.
Journal of AOAC International, 84(4), 1065-1069 (2001-08-15)
A simple and sensitive spectrophotometric method was developed for the determination of trace amounts of sulfur dioxide. The method is based on the reaction of SO2 with a known excess of ICI as the oxidant. The unreacted ICI iodinates thymol
P Balderas-Hernández et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 66(1), 68-73 (2006-07-11)
This paper presents the results concerning the determination of the formation constants of the complexes between thymol blue, TB, and the metal ions Pb(II) or Cd(II). The experimental procedure was carried out in the presence of a nitrogen atmosphere at
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