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ChemicalBook >> CAS DataBase List >> 3,6-Dihydroxyphthalonitrile


3,6-Dihydroxyphthalonitrile price.
  • $49.5 - $152
  • Product name: 3,6-Dihydroxyphthalonitrile
  • CAS: 4733-50-0
  • MF: C8H4N2O2
  • MW: 160.13
  • EINECS:225-241-0
  • MDL Number:MFCD00001790
  • Synonyms:2,3-DICYANOHYDROQUINONE, 97+%;2,3-Dicyano-1,4-hydroquinone, 2,3-Dicyanohydroquinone, DCH;2,3-Dicyano-1,4-hydroquinone, 3,6-Dihydroxyphthalonitrile, DCH;2,3-Dicyanobenzene-1,4-diol;3,6-Dihydroxy-1,2-benzenedicarbonitrile;2,3-Dicyanohydroquinone,98%;3,6-dihydroxybenzene-1,2-dinitrile;3,6-Dihydroxyphthalo
3 prices
Selected condition:


  • Sigma-Aldrich
  • TCI Chemical


  • 5g
  • 25g
  • ManufacturerSigma-Aldrich
  • Product number141135
  • Product description2,3-Dicyanohydroquinone 98%
  • Packaging5g
  • Price$49.5
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number141135
  • Product description2,3-Dicyanohydroquinone 98%
  • Packaging25g
  • Price$152
  • Updated2018-11-13
  • Buy
  • ManufacturerTCI Chemical
  • Product numberD1610
  • Product description2,3-Dicyanohydroquinone >97.0%(GC)(T)
  • Packaging25g
  • Price$90
  • Updated2018-11-22
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 141135 2,3-Dicyanohydroquinone 98% 5g $49.5 2018-11-13 Buy
Sigma-Aldrich 141135 2,3-Dicyanohydroquinone 98% 25g $152 2018-11-13 Buy
TCI Chemical D1610 2,3-Dicyanohydroquinone >97.0%(GC)(T) 25g $90 2018-11-22 Buy


Melting point: :245 °C
Boiling point: :286.01°C (rough estimate)
Density  :1.3848 (rough estimate)
refractive index  :1.4900 (estimate)
storage temp.  :Store below +30°C.
form  :Crystalline Powder or Needles
color  :Khaki to brown
Water Solubility  :Soluble in hot water
BRN  :2101249
CAS DataBase Reference :4733-50-0(CAS DataBase Reference)

Safety Information

Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.


2,3-Dicyanohydroquinone was used in the synthesis of phthalonitrile-3,6-ditriflate. It is a fluorescent dye and was used in determination of intracellular pH and calcium in avian neural crest cells.

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