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125-20-2 - Thymolphthalein - B23896 - Alfa Aesar

B23896 Thymolphthalein

CAS Number
125-20-2
Synonyms

Size Price ($) Quantity Availability
10g 23.13
50g 52.94
250g 230.72
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Thymolphthalein

MDL
MFCD00005909
EINECS
204-729-7

Chemical Properties

Formula
C28H30O4
Formula Weight
430.55
Melting point
251-253°
Solubility
Soluble in alcohol, acetone and also soluble in dilute alkalis. insoluble in water.

Applications

Thymolphthalein acts as pH indicator, as reagent for blood after decolorizing the alkaline solution by boiling with zinc dust.

Notes

Store in a cool, dry place in tightly closed container. Store at room temperature. Incompatible with oxidizing agents.

Literature References

Roy AV. Rapid method for determining alkaline phosphatase activity in serum with thymolphthalein monophosphate.Clin. Chem.1970, 16,(5), 431-436.

Mohamed M. Ghoneim; Mohamed A. A. Ashy. Polarographic reduction of phenolphthalein, cresolphthalein, thymolphthalein, and α-naphtholphthalein in aqueous and nonaqueous ethanolic solutions. Canadian Journal of Chemistry. 1979, 57 (11), 1294-1298.

Acid-base indicator: pH 9.3 - 10.5.

Other References

Merck
14,9401
Beilstein
359413
Harmonized Tariff Code
2932.20
TSCA
Yes

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