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Merck
CN

88390

Thiazole Yellow G

adsorption indicator, suitable for microscopy

Synonym(s):

Direct Yellow 9, Mimosa, Titan Yellow

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About This Item

Empirical Formula (Hill Notation):
C28H19N5Na2O6S4
CAS Number:
Molecular Weight:
695.72
EC Number:
217-377-4
UNSPSC Code:
12171500
NACRES:
MA.02
PubChem Substance ID:
MDL number:
Colour Index Number:
19540
Beilstein/REAXYS Number:
3646510
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Quality Level

form

powder

solubility

hot water: 0.1 g/10 mL

εmax

≥250 at 397-407 nm in water

suitability

suitable for microscopy

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Cc1ccc2nc(sc2c1S([O-])(=O)=O)-c3ccc(N\N=N\c4ccc(cc4)-c5nc6ccc(C)c(c6s5)S([O-])(=O)=O)cc3

InChI

1S/C28H21N5O6S4.2Na/c1-15-3-13-21-23(25(15)42(34,35)36)40-27(29-21)17-5-9-19(10-6-17)31-33-32-20-11-7-18(8-12-20)28-30-22-14-4-16(2)26(24(22)41-28)43(37,38)39;;/h3-14H,1-2H3,(H,31,32)(H,34,35,36)(H,37,38,39);;/q;2*+1/p-2

InChI key

CZIRZNRQHFVCDZ-UHFFFAOYSA-L

General description

Thiazole Yellow G is a pH sensitive chromoionophore.

Application

Thiazole Yellow G has been used as a stain and fluorescent indicator for photocatalytic transformation of azo dyes.
indicator pH 12.0-13.0,; for the determination of Mg


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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P J Meechan et al.
Health physics, 73(5), 808-813 (1997-11-05)
Fluorescent and colored compounds used in molecular biology labs may generate color quench in wipe test samples taken from such labs. The ability of conventional chemical quench curves to correct for color quench caused by fluorescent and colored compounds in
Xiaoqin Wei et al.
Analytical and bioanalytical chemistry, 385(6), 1039-1044 (2006-06-01)
Tetracycline antibiotics (TCs) such as doxycycline (DOTC), chlortetracycline (CTC), oxytetracycline (OTC), and tetracycline (TC) react with Cu(II) in pH 3.5 BR buffer medium to form 1:1 cationic chelates, which further react with titan yellow to form 2:1 ion association complexes.
M H Kroll et al.
Clinical chemistry, 31(3), 462-465 (1985-03-01)
In photometry, where both the product formed and one or several reactants absorb light at the same wavelength, the absorbance of the "blank" of the sample at the end of the reaction may be less than that measured at the



Global Trade Item Number

SKUGTIN
88390-5G04061833064900
88390-25G04061833064894