Bromocresol Purple, Sodium Salt

Other Names Phenol, 4,4 -(3H-2,l-benzoxathiol-3-ylidene)fcli[2-bromo-6-methyl-, S,S-dioxide, monosodium salt 3H-2,l-Benzoxathiole, phenol deriv. 

CAS Registry Number 62625-30-3 Merck Index Number Not listed Chemical Structure 

Chemical/Dye Class Sulfonephthalein Molecular Formula C2iHi5Br205SNa Molecular Weight 562.22 pH Range 5.2-6.8 

Physical Form Brownish-black crystalline powder Solubility Soluble in water, ethanol UV-Visible ( max) 585 nm, 379 nm Melting Point 255°C (decompose) 

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Methyl red Methyl red sodium salt Chlorophenol red Hematoxylin Litmus extra pure Bromophenol red Bromocresol purple 4-Nitrophenol Bromoxylenol blue Alizarin 4.4 t- V ... 

Alizarin Alizarin Red S Alizarin Yellow R Benzopurpurine 4B 4,4 -Bis(2-amino-l-naphthylazo)-2,2 -stilbenedisulfonic acid 4,4 -Bis(4-amino-l-naphthylazo)-2,2 -stilbenedisulfonic acid Brilliant Yellow Bromocresol Green Bromocresol Purple Bromophenol Blue Bromothymol Blue Chlorophenol Red Clayton Yellow Congo Red o-Cresolphthalein Cresol Red Crystal Violet Curcumin (Turmaric) p-(2,4-Dihydroxyphenylazo) benzenesulfonic acid, sodium salt... 

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