Dicumyl peroxide
- Product NameDicumyl peroxide
- CAS80-43-3
- CBNumberCB8211170
- MFC18H22O2
- MW270.37
- EINECS201-279-3
- MDL NumberMFCD00675945
- MOL File80-43-3.mol
Chemical Properties
| Melting point: | 39-41 °C (lit.) |
| Boiling point: | 130°C |
| Density | 1.56 g/mL at 25 °C (lit.) |
| vapor density | 9.3 (vs air) |
| vapor pressure | 15.4 mm Hg ( 38 °C) |
| refractive index | 1.5360 |
| Flash point: | >230 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly) |
| form | flakes |
| color | White |
| Water Solubility | insoluble |
| Hydrolytic Sensitivity | 4: no reaction with water under neutral conditions |
| BRN | 2056090 |
| Henry's Law Constant | 2.2×10-1 mol/(m3Pa) at 25℃, HSDB (2015) |
| Stability: | Reacts violently with reducing agents, heavy metals, concentrated acids, concentrated bases. May ignite organic materials on contact. May decompose violently upon exposure to sunlight or if heated. Incompatible with strong oxidizing agents. |
| InChI | 1S/C18H22O2/c1-17(2,15-11-7-5-8-12-15)19-20-18(3,4)16-13-9-6-10-14-16/h5-14H,1-4H3 |
| InChIKey | XMNIXWIUMCBBBL-UHFFFAOYSA-N |
| SMILES | CC(C)(OOC(C)(C)c1ccccc1)c2ccccc2 |
| LogP | 5.6 at 25℃ |
| CAS DataBase Reference | 80-43-3(CAS DataBase Reference) |
| EPA Substance Registry System | Dicumyl peroxide (80-43-3) |
Safety
| Symbol(GHS) |
    GHS02,GHS07,GHS08,GHS09 |
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| Signal word | Danger | |||||||||
| Hazard statements | H242-H315-H319-H360D-H411 | |||||||||
| Precautionary statements | P210-P235-P273-P280-P308+P313-P370+P378 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges | |||||||||
| Hazard Codes | O,Xi,N,Xn | |||||||||
| Risk Statements | 7-36/38-51/53-36/37/38-20 | |||||||||
| Safety Statements | 14-3/7-36/37/39-61-14A-45-26-36-17 | |||||||||
| RIDADR | UN 3110 5.2 | |||||||||
| WGK Germany | 2 | |||||||||
| RTECS | SD8150000 | |||||||||
| F | 4.2 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 5.2 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 2909600000 | |||||||||
| Storage Class | 5.2 - Organic peroxides and self-reacting hazardous materials | |||||||||
| Hazard Classifications |
Aquatic Chronic 2 Eye Irrit. 2 Org. Perox. F Repr. 1B Skin Irrit. 2 |
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| Hazardous Substances Data | 80-43-3(Hazardous Substances Data) | |||||||||
| Toxicity | LD50 orally in Rabbit: 4100 mg/kg | |||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704: |
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