3,3'-Sulfonyldianiline
Synonym(s):3,3′-Diaminodiphenyl sulfone;3,3′-Sulfonyldianiline
- CAS NO.：599-61-1
- Empirical Formula: C12H12N2O2S
- Molecular Weight: 248.3
- MDL number: MFCD00007792
- EINECS: 209-967-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is 3,3'-Sulfonyldianiline?
Chemical properties
White to slightly yellow fine crystalline powder
The Uses of 3,3'-Sulfonyldianiline
Bis(3-Aminophenyl) Sulfone is an impurity of Dapson (D193250), an antibacterial used in the treatment of dermatitis herpetiformis.
The Uses of 3,3'-Sulfonyldianiline
4,4'-diaminodiphenylsulfone be used for preparation polyimide and epoxy resin material.
The Uses of 3,3'-Sulfonyldianiline
3,3'-Diaminodiphenyl sulfone is used for curing agent for epoxy resin and also important monomer for polysulfonamide fiber(PSA).
General Description
3-Aminophenyl sulfone is an amine based curing agent that facilitates the formation of heat resistant epoxy based adhesive system. It has an amine hydrogen equivalent weight of 62.
Properties of 3,3'-Sulfonyldianiline
| Melting point: | 170-173 °C(lit.) |
| Boiling point: | 542.8±35.0 °C(Predicted) |
| Density | 1.2701 (rough estimate) |
| vapor pressure | 0.002Pa at 20℃ |
| refractive index | 1.5950 (estimate) |
| storage temp. | Store below +30°C. |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| pka | 3.16±0.10(Predicted) |
| form | Solid |
| color | White |
| Water Solubility | slightly soluble |
| BRN | 2215938 |
| CAS DataBase Reference | 599-61-1(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzenamine, 3,3'-sulfonylbis-(599-61-1) |
| EPA Substance Registry System | Benzenamine, 3,3'-sulfonylbis- (599-61-1) |
Safety information for 3,3'-Sulfonyldianiline
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H373:Specific target organ toxicity, repeated exposure H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P314:Get medical advice/attention if you feel unwell. |
Computed Descriptors for 3,3'-Sulfonyldianiline
| InChIKey | LJGHYPLBDBRCRZ-UHFFFAOYSA-N |
3,3'-Sulfonyldianiline manufacturer
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