4-Aminophenyl disulfide
4-Aminophenyl disulfide
CAS: 722-27-0
Molecular Formula: C12H12N2S2
4-Aminophenyl disulfide - Names and Identifiers
| Name | 4-Aminophenyl disulfide |
| Synonyms | 4,4'-Dithiodianiline 4,4'-dithiodi-anilin 4,4'-dithiobisaniline 4-Aminophenyl disulfide 4,4'-dithiobisbenzenamine 4,4'-dithiobis-benzenamin 4,4'-Dithiobis-benzenamine 4,4'-disulfanediyldianiline 4,4'-Diaminodiphenyl disulphide 4-[(4-Aminophenyl)disulfanyl]phenylamine |
| CAS | 722-27-0 |
| EINECS | 211-961-2 |
| InChI | InChI=1/C12H12N2S2/c13-9-1-5-11(6-2-9)15-16-12-7-3-10(14)4-8-12/h1-8H,13-14H2 |
4-Aminophenyl disulfide - Physico-chemical Properties
| Molecular Formula | C12H12N2S2 |
| Molar Mass | 248.37 |
| Density | 1.2716 (rough estimate) |
| Melting Point | 77-78°C(lit.) |
| Boling Point | 447.0±30.0 °C(Predicted) |
| Flash Point | 224.2°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 3.47E-08mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Yellow to Green |
| pKa | 4.10±0.10(Predicted) |
| Stability | Stable. Incompatible with acids, acid chlorides, acid anhydrides, chloroformates, strong oxidizing agents. Sensitive to air. |
| Refractive Index | 1.5700 (estimate) |
| Physical and Chemical Properties | Light cream color needle-like crystals. Melting point 75-76 °c. |
4-Aminophenyl disulfide - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| RTECS | BX9580000 |
| HS Code | 29309090 |
| Toxicity | mma-sat 100 mg/plate MUREAV 67,123,79 |
4-Aminophenyl disulfide - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | curing agent for polyurethane rubber. |
| category | toxic substances |
| flammability hazard characteristics | toxic nitrogen oxide and sulfur oxide fumes emitted from open flame combustion |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; Stored separately from oxidants and acids |
| extinguishing agent | dry powder, foam, carbon dioxide, sand. |
Last Update：2024-04-10 22:29:15
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