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Pyrocatechol Violet / CAS : 115-41-3

Appearance Dark red-brown. Metallic or Crystalline Powder UN 0
HS 29349910 DG Class IRRITANT
Synonyms Pyrocatechimsulfonphthalein Violed
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Properties

Summary

Formula
C19H14O7S
Molecular Mass
386.38
Exact Mass
386.04600
PSA
132.67000
Logp
3.60060
IUPAC
4-[3-(3,4-dihydroxyphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]benzene-1,2-diol
SMILES
C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C=C3)O)O)C4=CC(=C(C=C4)O)O

Attribute classification

Chemical and Physical Properties

Melting Point
185 °C (dec.)(lit.)
Density
1.632±0.06 g/cm3(Predicted)
Boiling Point
659.5±55.0 °C(Predicted)
Flash Point
352.7ºC
Appearance
Dark red-brown. Metallic or Crystalline Powder

Export information

HS Code
29349910
Export Rebate
13%
UN No.
0
DG-Class
IRRITANT
Risk Code
36/37/38

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