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Merck
CN

329541

Dicumyl peroxide

98%

Synonym(s):

Bis(1-methyl-1-phenylethyl) peroxide, Bis(α,α-dimethylbenzyl) peroxide

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About This Item

Linear Formula:
[C6H5C(CH3)2]2O2
CAS Number:
80-43-3
Molecular Weight:
270.37
UNSPSC Code:
12162002
NACRES:
NA.23
PubChem Substance ID:
24859798
EC Number:
201-279-3
Beilstein/REAXYS Number:
2056090
MDL number:
MFCD00036227

Key Documents

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Product Name

Dicumyl peroxide, 98%

InChI key

XMNIXWIUMCBBBL-UHFFFAOYSA-N

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

SMILES string

CC(C)(OOC(C)(C)c1ccccc1)c2ccccc2

vapor density

9.3 (vs air)

vapor pressure

15.4 mmHg ( 38 °C)

assay

98%

form

solid

reaction suitability

reagent type: oxidant

mp

39-41 °C (lit.)

density

1.56 g/mL at 25 °C (lit.)

storage temp.

2-8°C

Quality Level

200

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Application

Dicumyl peroxide (DCP) is used:
  • in vulcanization of rubber
  • as a crosslinking agent in the synthesis of polylactic acid composite fibers
  • in the preparation of polyethylene composites
  • in the synthesis of polyamide 112/ethylene vinyl acetate copolymer blends.

signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Eye Irrit. 2 - Org. Perox. F - Repr. 1B - Skin Irrit. 2

Storage Class

5.2 - Organic peroxides and self-reacting hazardous materials

wgk

WGK 3

flash_point_f

230.0 °F - closed cup

flash_point_c

110 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

危险化学品
易制爆化学品
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Certificates of Analysis (COA)

Lot/Batch Number
0000485416
0000485416
0000482882
0000482882
0000475440

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Effect of dynamic cross-linking on phase morphology and dynamic mechanical properties of polyamide 12/ethylene vinyl acetate copolymer blends
Bondan F, et al.
Polym. Bull. null
Milan Parchovianský et al.
Materials (Basel, Switzerland), 13(3) (2020-02-07)
In this work, the influence of different cleaning procedures on adhesion of composite coatings containing passive ceramic and commercial glasses was investigated. Two compositions (C2c, D2-PP) of double-layer polymer-derived ceramic (PDC) coating systems, composed from bond coat and a top
Lu Lu et al.
Scientific reports, 8(1), 14233-14233 (2018-09-27)
Polymers with reversible elongation upon cooling (EUC) and contraction upon heating (CUH) enabled applications in actuators, fasteners, dampers, grippers, swimmers, sealants, etc. With the current working temperature being limited to mainly above zero Celsius, applications for subzero Celsius environments are
Justyna Miedzianowska et al.
Polymers, 11(4) (2019-04-12)
This work is focused on thermoplastic elastomers composites (TPEs) reinforced with straw. Crop waste with different particle size was used as a filler of ethylene-octene rubber (EOR). Application of cheap and renewable natural fiber like straw into a TPE medium
Improvement in mechanical properties of grafted polylactic acid composite fibers via hot melt extrusion
Gunning MA, et al.
Polymer Composites, 35(9), 1792-1797 (2014)
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