3,6-Dihydroxyphthalonitrile Chemical Properties

Melting point:

>230 °C (dec.) (lit.)

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

pka

6.21±0.23(Predicted)

color 

Khaki to brown

Water Solubility 

Soluble in hot water

BRN 

2101249

CAS DataBase Reference

4733-50-0(CAS DataBase Reference)

Safety Information

Hazard Codes 

Xi,Xn

Risk Statements 

36/37/38-20/21/22

Safety Statements 

26-37/39-36/37/39

RIDADR 

UN 2811 6.1/PG III

WGK Germany 

3

HazardClass 

6.1

PackingGroup 

III

HS Code 

29269090

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS

3,6-Dihydroxyphthalonitrile Usage And Synthesis

Chemical Properties

khaki-colored to brown crystalline powder or

Uses

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.

3,6-Dihydroxyphthalonitrile(4733-50-0)Related Product Information

• 4-Aminophthalonitrile
• 3,4,5,6-Tetrachlorophthalonitrile
• 2-Cyanophenol
• 4-Hydroxyphthalic acid
• 3-Nitrophthalonitrile
• Hydroquinone
• 2,4,5,6-Tetrafluoroisophthalonitrile
• 2-Methylhydroquinone
• 2,6-DIMETHYLHYDROQUINONE
• Phthalic acid
• Phthalic anhydride
• Phthalonitrile
• O-Phthalimide
• tert-Butylhydroquinone
• Tetrachloroterephthalonitrile
• Chlorothalonil
• 1,4-Dimethoxybenzene
• 4-Cyanophenol