m-Cresol purple

Molecular Formula: C₂₁H₁₈O₅S

InChI: InChI=1/C21H18O5S/c1-13-11-15(22)7-9-17(13)21(18-10-8-16(23)12-14(18)2)19-5-3-4-6-20(19)27(24,25)26-21/h3-12,22-23H,1-2H3

InChIKey: InChIKey=OLQIKGSZDTXODA-UHFFFAOYAV
SMILES: CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C

Names:
    Cresol purple
    EINECS 218-960-6
    m-Cresolsulfonephthalein
    m-Cresol purple
    m-Cresol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide (8CI)
    NSC 9607
    Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-
    Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-, S,S-dioxide (9CI)
    2303-01-7
    3-Cresol purple
    4-[9-(4-hydroxy-2-methyl-phenyl)-7,7-dioxo-8-oxa-7λ6-thiabicyclo[4.3.0]nona-1,3,5-trien-9-yl]-3-methyl-phenol

Registries:
    PubChem CID 73030
    PubChem ID 215275