Synonyms:

1,2-Benzenediol,4,4’-(3H-2,1-benzoxathiol-3-ylidene)bis-,S,S-dioxide;3’,3’,4’-Trihydroxyfuchsone-2’-SulfonicAcidPV;PyrocatechinSulfonphthaleinViolet;CATECHOLSULFONAPHTHALEIN;CATECHOL VIOLET;3,3',4'-TRIHYDROXYFUCHSONE-2''-SULFONIC ACID;A,A-BIS(3,4-DIHYDROXYPHENYL)-A-HYDROXY-O-TOLUENESULFONIC ACID G-SULFONE;PYROCATECHOLSULFONEPHTHALEIN

Canonical SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C=C3)O)O)C4=CC(=C(C=C4)O)O

HS Code: 32041900

Density:1.632±0.06g/cm3(Predicted)

Boiling Point:659.5±55.0°C(Predicted)

Melting Point: 185 °C(dec.)(lit.)

PKA: 7.21±0.10(Predicted)

Appearance: MetallicorCrystallinePowder

Risk Statements:  36/37/38

Safety Statements: 24/25

WGK Germany: 3