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B23896 Thymolphthalein

CAS Number
125-20-2
Synonyms

Stock No. Size Price ($) Quantity Availability
B23896-09 10g 27.50
B23896-18 50g 55.00
B23896-30 250g 240.00
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Thymolphthalein

MDL
MFCD00005909
EINECS
204-729-7

Chemical Properties

Formula
C28H30O4
Formula Weight
430.55
Melting point
251-253°
Storage & Sensitivity
Ambient temperatures.
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.

GHS Hazard and Precautionary Statements

Hazard Statements: H500

May form combustible dust concentrations in air

Other References

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

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