Thymol Blue, ACS reagent

Name: Thymol Blue, ACS reagent
Brand: SIGMA-ALDRICH
SKU: 114545-25G
Price: 239.85 EUR

Code: 114545-25G D2-231

Application

Thymol Blue has been used for the in situ spectrophotometric pH measurement.

Biochem/physiol Actions

Thymol Blue is a pH ind...

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€195.00 25G

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Application

Thymol Blue has been used for the in situ spectrophotometric pH measurement.

Biochem/physiol Actions

Thymol Blue is a pH indicator, which is yellow/orange at low pH and blue in color at high pH.

General description

Thymol Blue is a sulfonephthalein dye. It is also known as thymolsulfonphthalein.

Packaging

5, 25 g in glass bottle

ε (extinction coefficient)	≥12000 at 298-302 nm in 0.1 M NaOH at 0.01 g/L
λ_max	594 nm, 376 nm (2nd)
application(s)	diagnostic assay manufacturinghematologyhistology
clarity of soln	passes test
density	0.979 g/cm³
form	powder
grade	ACS reagent
InChI key	PRZSXZWFJHEZBJ-UHFFFAOYSA-N
InChI	1S/C27H30O5S/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
mp	221-224 °C (dec.) (lit.)
Quality Level	200
SMILES string	CC(C)c1cc(c(C)cc1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C(C)C)c(O)cc4C
solubility	ethanol: 0.1%, clear
storage temp.	room temp
technique(s)	titration: suitable
visual transition interval	8.0-9.2, yellow to blue, 1.2-2.8, red to yellow, 8.0-9.2, yellow to blue(alkaline range), 1.2-2.8, red to yellow(acid range)

Cas Number

76-61-9

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