ChemicalBook CAS DataBase List Bromothymol Blue

Bromothymol Blue synthesis

2synthesis methods

Product Name:Bromothymol Blue
CAS Number:76-59-5
Molecular formula:C27H28Br2O5S
Molecular Weight:624.38

Bromothymol Blue is a pH indicator used for the determination of weak acids and bases. It is yellow when it is acidic and blue when it is alkaline. Under stirring, bromine is added into the glacial acetic acid suspension of thymol blue, and the reaction is carried out at 50 °C to obtain bromothymol blue.

89-83-8 Synthesis

89-83-8
731 suppliers
$5.00/10g

76-59-5
459 suppliers
$22.10/5g

Yield:-

Steps:

Multi-step reaction with 2 steps
1: zinc chloride / 100 - 110 °C
2: glacial acetic acid; bromine

References:

Lubs;Clark [Journal. Washington Academy of Sciences, Washington, D. C,vol. 6,p. 482][Chemisches Zentralblatt,1916,vol. 87,# II,p. 1068]

76-61-9 Synthesis

76-61-9
327 suppliers
$15.50/2g

76-59-5
459 suppliers
$22.10/5g

References

Bromothymol Blue Related Search:

Phenylmethylsulfonyl fluoride 1,3-Dibromopropane Thymolphthalein Thymol Blue Diphenolic acid 5-Chlorovaleric acid Thymol Bromophenol Blue Ursodeoxycholic acid Bromomethyl methyl ether

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Bromothymol Blue synthesis

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