4,4′-Diaminodiphenyl Sulfone | 4,4′-DDS
4,4′-diaminodiphenyl sulfone (4,4′-DDS | CAS 80-08-0) is a key aromatic amine curing agent (hardener) primarily used for epoxy resins in high-performance composites, adhesives, carbon fiber, engineered honeycomb composite structures, and electronics. With a chemical formula of C12H14N2O2S and an amine equivalent of 62, it provides excellent thermal resistance and mechanical strength.
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4,4′-DDS Specifications
| CAS Number: | 80-08-0 |
| Molecular Structure: |  |
| Synonyms: | BIS(4-AMINOPHENYL) SULFONE; DADPS;M-AMINOPHENYL SULFONE; LABOTEST-BB LT00025048; 4-AMINOPHENYL SULFONE; 4,4′-DIAMINODIPHENYLSULFON; 4,4′-DIAMINODIPHENYL SULFONE; 4,4′-DIAMINODIPHENYL SULPHONE; 4,4′-SULFONYLDIANILINE; 4,4’-diaminodifenylsulfon; 4,4’-diaminophenylsulfone; 4,4’-sulfonylbis(aniline); 4,4’-sulfonylbis-benzenamin; 4,4’-sulfonylbisbenzenamine; 4,4’-sulfonylbis-Benzenamine; 4,4’-sulfonyldi-anilin; 4,4′-Diaminodifenylsulfon; 4,4′-Diaminophenyl sulfone; 4,4′-Sulfonylbis(aniline) |
| Molecular Formula: | C12H14N2O2S |
| Molecular Weight: | 248.3 |
| EINECS: | 201-248-4 |
| Appearance: | Off white powder |
| Melting Point: | 175° C |
| Assay | 99.0% min |
| Moisture | 0.5% min |
| Safety Data Sheet |  SDS |
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