Name | Sodium Thymol Blue |
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Synonyms |
sodium,4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate
MFCD00151093 EINECS 263-650-6 Phenolate, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)-, sodium salt (1:1) |
Description | Thymol Blue sodium is an acid-base indicator used to indicate changes in pH. Thymol Blue sodium fades from red to yellow at pH 1.2 to 2.8 and from yellow to blue at pH 8.0 to 9.6[1]. |
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Related Catalog | |
References |
Density | 0.979 g/mL at 25 °C |
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Melting Point | 283-285 °C (dec.)(lit.) |
Molecular Formula | C27H29NaO5S |
Molecular Weight | 487.564 |
Exact Mass | 487.156067 |
PSA | 95.04000 |
LogP | 7.49120 |
Stability | Stable. |
Water Solubility | 95% ethanol: 10 mg/mL, clear, dark green |