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MilliporeSigma

88390

Sigma-Aldrich

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
Colour Index Number:
19540
Beilstein/REAXYS Number:
3646510
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
MA.02

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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

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1 of 4

This Item
22680T1892201375
grade

adsorption indicator, for microscopy (fluorescence indicator)

grade

for microscopy (Hist.)

grade

practical grade

grade

-

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

solubility

hot water: 0.1 g/10 mL

solubility

H2O: 0.1 g/10 mL

solubility

ethanol: water (1:1): 1 mg/mL

solubility

-

form

powder

form

powder

form

powder

form

powder

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

100

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_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Questions

  1. What is a good solvent for Thiazole Yellow G?

    1 answer
    1. This product is tested for solubility at 10 mg/mL in hot water. Additional literature sources indicate that this material is soluble up to 40 mg/mL in water. at 40 mg/mL in EGME, and at 3 mg/mL in EtOH.

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