CAS Registry Number
CAS 115-41-3 — Pyrocatechol violet
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CAS No.115-41-3
FormulaC19H14O7S
Mol. weight386.40
Also known as: Catechol violet · Pyrocatecholsulfonphthalein · 1,2-Benzenediol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis- · Pyrocatechinsulfonephthalein · Pyrocatechol sulfonphthalein · 3,3-bis(3,4-dihydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide · 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[1,2-benzenediol] · starbld0016674
IUPAC: 4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]benzene-1,2-diol
Available grades of CAS 115-41-3
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