Dicumyl peroxide

Dicumyl peroxide
Names
Other names
DCUP
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.001.164 Edit this at Wikidata
EC Number
  • 201-279-3
RTECS number
  • SD8150000
UNII
UN number 3110
  • 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
    Key: XMNIXWIUMCBBBL-UHFFFAOYSA-N
  • CC(C)(C1=CC=CC=C1)OOC(C)(C)C2=CC=CC=C2
Properties
C18H22O2
Molar mass 270.372 g·mol−1
Appearance colorless solid
Density 1.062 g/cm3
Melting point 39 °C (102 °F; 312 K)
Hazards
GHS labelling:[1]
GHS02: FlammableGHS07: Exclamation markGHS08: Health hazardGHS09: Environmental hazard
Danger
H242, H315, H319, H360, H411
P203, P210, P234, P240, P264, P264+P265, P273, P280, P302+P352, P305+P351+P338, P318, P321, P332+P317, P337+P317, P362+P364, P370+P378, P391, P403, P405, P410, P411, P420, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Dicumyl peroxide is an organic compound with the formula (C6H5CMe2O)2 (Me = CH3). Classified as a dialky peroxide, it is produced on a large scale industrially for use in polymer chemistry. It serves as an initiator and crosslinking agent in the production of low density polyethylene.[2]

  1. ^ "Dicumyl peroxide". pubchem.ncbi.nlm.nih.gov.
  2. ^ Stevens, Malcolm P. (1993). "Polymer Additives: III. Surface Property and Processing Modifiers". Journal of Chemical Education. 70 (9): 713. Bibcode:1993JChEd..70..713S. doi:10.1021/ed070p713.