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8.21073 Sigma-Aldrich

4,4'-Diaminodiphenyl sulfone

4,4'-Diaminodiphenyl sulfone for synthesis. CAS 80-08-0, chemical formula 4-(NH₂)C₆H₄₂SO₂., for synthesis

Synonym: DDS, 4,4'-Sulfonyldianiline, Bis(p-aminophenyl) sulfone

  • CAS Number 80-08-0

  • Linear Formula C₁₂H₁₂N₂O₂S

  • Molecular Weight 248.30 g/mol

  •  EC Number 201-248-4

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Properties

Related Categories Biochemicals and Reagents, Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfones - Sulfur Compounds,
packaging   250 g in Plastic bottle (8210730250)
  5 g in Glass bottle (8210730005)
solubility   0.38 g/l
mp   172 - 175 °C
pH   5.5 - 7.5 (H₂O, 20 °C) (saturated aqueous solution)
bulk density   250 - 350 kg/m3
LD 50 oral   LD50 Rat 1000 mg/kg
LD 50 dermal   LD50 Rabbit > 4000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (HPLC, area%): ≥ 97.0 % (a/a)
  Melting range (lower value): ≥ 175 °C
  Melting range (upper value): ≤ 180 °C
  Identity (IR): passes test
Safety & Documentation

Safety Information

HS Code 
2930 90 98
Hazard Statement(s) 
H302: Harmful if swallowed.
Precautionary Statement(s) 
P260: Do not breathe dust.
Signal Word 
Warning
RTECS 
BY 8925000
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 2 obviously hazardous to water
Disposal 
3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful
R Phrase 
R 22
Harmful if swallowed.
S Phrase 
S 22
Do not breathe dust.
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