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4,4'-BIPHENYLDISULFONIC ACID Structure

4,4'-BIPHENYLDISULFONIC ACID

Chemical Properties

Melting point 72.5°C
Boiling point 424.02°C (rough estimate)
Density  1.5886 (rough estimate)
refractive index  1.6950 (estimate)
storage temp.  Inert atmosphere,Room Temperature
form  powder to crystal
pka -1.14±0.50(Predicted)
color  White to Gray to Red
Water Solubility  very faint turbidity
CAS DataBase Reference 5314-37-4(CAS DataBase Reference)
FDA UNII DN3PEG36A5
EPA Substance Registry System [1,1'-Biphenyl]-4,4'-disulfonic acid (5314-37-4)

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordDanger
Hazard statements H314
Precautionary statements P260-P264-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P405-P501
RIDADR  2585
HazardClass  8
PackingGroup  III
HS Code  2904100090
NFPA 704:
1
3 0

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