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Name |
Dicumyl peroxide |
EINECS | 201-279-3 |
CAS No. | 80-43-3 | Density | 1.026 g/cm3 |
PSA | 18.46000 | LogP | 4.80520 |
Solubility | insoluble in water | Melting Point |
39-41 °C(lit.) |
Formula | C18H22O2 | Boiling Point | 351.4 °C at 760 mmHg |
Molecular Weight | 270.371 | Flash Point | 99.6 °C |
Transport Information | UN 2121/3110 | Appearance | white powder |
Safety | 14-3/7-36/37/39-61-14A-45-26-36-17 | Risk Codes | 7-36/38-51/53-36/37/38-20 |
Molecular Structure | Hazard Symbols | O,Xi,N,Xn | |
Synonyms |
Peroxide,bis(a,a-dimethylbenzyl) (8CI);Bis(1-methyl-1-phenylethyl) peroxide;C 3 (crosslinkingagent);D 40C;DCP 40C;DCP 99;Di-Cup 40;Di-Cup 40HAF;Di-Cup 60;Di-Cup 90;Di-Cup T;Dicumylperoxide;Interox DCUP 1;Kayacumyl D 40C;LX 500;Luperco 500-40KE;Luperox 500;Luperox500T;Luperox 505R;Luperox DC 40KEP;Luperox DC40P-SP;Luperox DCP;Luperox PP 20;NSC 56772;PO-D;Percumyl D;Perkadox B;Perkadox BC 40;Perkadox BC40B-PD;Perkadox BC 40KPD;Perkadox BC 95;Perkadox BC-FF;Peroximon DC;Peroximon DC/SC;RC 3;Retic DCP;Sanperox DCP;Trigonox 239A;Varox 40KE;Varox DCP 40C-SP2;Varox DCP-R;a,a'-Dicumyl peroxide; |
Article Data | 53 |
The Dicumyl peroxide, with the CAS registry number 80-43-3, is also known as Bis(2-phenyl-2-propyl) peroxide. It belongs to the product categories of Additives for Plastic; Organics. Its EINECS registry number is 201-279-3. This chemical's molecular formula is C18H22O2 and molecular weight is 270.37. Its IUPAC name is called 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene. What's more, this chemical is white powder with a characteristic odor. Dicumyl peroxide can be used as initiator of monomer polymerization. It can also be used as sulfurization agent, crosslinking agent, curing agent and flame retardant additives of high polymer material.
Physical properties of Dicumyl peroxide: (1)ACD/LogP: 5.71; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.71; (4)ACD/LogD (pH 7.4): 5.71; (5)ACD/BCF (pH 5.5): 12959.63; (6)ACD/BCF (pH 7.4): 12959.63; (7)ACD/KOC (pH 5.5): 30576.1; (8)ACD/KOC (pH 7.4): 30576.1; (9)#H bond acceptors: 2; (10)#Freely Rotating Bonds: 5; (11)Index of Refraction: 1.53; (12)Molar Refractivity: 81.45 cm3; (13)Molar Volume: 263.4 cm3; (14)Surface Tension: 34.4 dyne/cm; (15)Density: 1.026 g/cm3; (16)Flash Point: 99.6 °C; (17)Enthalpy of Vaporization: 57.26 kJ/mol; (18)Boiling Point: 351.4 °C at 760 mmHg; (19)Vapour Pressure: 8.34E-05 mmHg at 25°C.
Preparation of Dicumyl peroxide: this chemical can be prepared by cumyl hydroperoxide and sodium sulfite. This reaction will need catalyst perchloric acid and solvent 10% NaOH. The yield is about 97%.
When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC(C)(C1=CC=CC=C1)OOC(C)(C)C2=CC=CC=C2
(2)InChI: 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
(3)InChIKey: XMNIXWIUMCBBBL-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
rat | LD50 | oral | 4100mg/kg (4100mg/kg) | SPI Bulletin. Vol. 1/75-19B, | |
rat | LD50 | unreported | 3500mg/kg (3500mg/kg) | "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 655, 1969. |