Thymol blue ACS

Supplier: Thermo Scientific Chemicals

Synonyms: Thymolsulphonphthalein, 3,3-Bis(4-hydroxy-5-isopropyl-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

016272-09 016272-18 016272-04
AA16272-09EA 84.41 USD
AA16272-09 AA16272-18 AA16272-04
Thymol blue ACS
Thymol blue

pH indicator: 1.2 (red) to 2.8 (yellow) to 9.6 (blue)


CAS No.: 76-61-9 Molecular Formula: C27H30O5S Formula Weight: 466.60 Physical Form: Crystalline Melting Point: 223° dec. Solubility: Insoluble in water. Soluble in alcohol, dilute alkali solutions MDL No.: MFCD00005869


pH indicator: 1.2 (red) to 2.8 (yellow) to 9.6 (blue)

Formula: C₂₇H₃₀O₅S
MW: 466.6 g/mol
Melting Pt: 223 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00005869
CAS Number: 76-61-9
EINECS: 200-973-3
Merck Index: 12,09541

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Specification Test Results

Clarity of solution Pass test
Visual transition interval (acid range) pH 1.2 (red) to 2.8 (yellow)
Visual transition range (alkaline range) pH 8.0 (yellow) to 9.2 (blue)

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