Bromothymol blue ACS

Supplier: Thermo Scientific

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

403250050 403250100 403250250 403251000
ACRO403250050EA 64.5 GBP
ACRO403250050 ACRO403250100 ACRO403250250 ACRO403251000
Bromothymol blue ACS
Bromothymol blue
Formula: C₂₇H₂₈Br₂O₅S
MW: 624,39 g/mol
Melting Pt: 204 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00005872
CAS Number: 76-59-5
EINECS: 200-971-2
Merck Index: 13,01430

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Specification Test Results

Appearance Light pink to brown to purple Crystalline powder
Infrared spectrum Conforms
Visual transition interval from pH 6.0 (yellow) to pH 7.6 (blue)
Clarity of solution Passes test
Specific optical rotation +103° to +108° (20°C, 589 nm) (c=5, H2O)

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