P-TOLYL DISULFIDE
- CAS NO.：103-19-5
- Empirical Formula: C14H14S2
- Molecular Weight: 246.39
- MDL number: MFCD00008547
- EINECS: 203-087-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-02 17:37:48
What is P-TOLYL DISULFIDE?
Chemical properties
COLORLESS TO LIGHT YELLOW CRYSTALLINE SOLID
The Uses of P-TOLYL DISULFIDE
4-Methylphenyl Disulfide can be useful in electrochemical regioselective C(sp2)-H selenylation and sulfenylation of substituted 2-amino-1,4-naphthoquinones.
Synthesis Reference(s)
The Journal of Organic Chemistry, 46, p. 2408, 1981 DOI: 10.1021/jo00324a046
Tetrahedron Letters, 34, p. 903, 1993 DOI: 10.1016/S0040-4039(00)77450-8
Purification Methods
Purify it by chromatography on alumina using hexane as eluent, then crystallise it from MeOH, and/or distil it in a vacuum. [Kice & Bowers J Am Chem Soc 84 2384 1962, Beilstein 6 H 245, 6 I 212, 6 II 400, 6 III 1432, 6 IV 3206.]
Properties of P-TOLYL DISULFIDE
| Melting point: | 43-46 °C (lit.) |
| Boiling point: | 349.4°C (rough estimate) |
| Density | 1.2475 (rough estimate) |
| refractive index | 1.6210 (estimate) |
| Flash point: | >230 °F |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| form | powder to crystal |
| color | White to Orange to Green |
| CAS DataBase Reference | 103-19-5(CAS DataBase Reference) |
| EPA Substance Registry System | Disulfide, bis(4-methylphenyl) (103-19-5) |
Safety information for P-TOLYL DISULFIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for P-TOLYL DISULFIDE
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