Peroxide Forming Chemicals

Peroxide Formers (EXCEL)

 

Peroxide Forming Chemicals

Adapted from listed supplied by Orlando Lawrence Berkely National Laboratory http://www.lbl.gov/ehs/chsp/html/react_peroxides.shtml
 
Groups
Group A: May Form Explosive Levels of Peroxides Without Concentration (Safe Storage Time After Opening: 3 Months)
Group B: May Form Explosive Levels of Peroxides as Concentration Increases (Safe Storage Time After Opening: 12 Months)
Group C: May Autopolymerize  as a Result of Peroxide Accumulation (Safe Storage Time After Opening: Uninhibited Chemicals, 24 Hours/ Inhibited Chemicals, 12 Months)
 
Chemical CAS Synonyms State Group Reference
Butadiene 106-99-0 1,3-Butadiene G A 1, 3, 4
Chloroprene 126-99-8 2-Chloro-1,3- butadiene L A 1, 3, 4
Divinyl acetylene 821-08-9 1,5-Hexadien- 3-yne L A 5
Isopropyl ether 108-20-3   L A 5
Tetrafluoroethylene 116-14-3   G A 4
Vinyl ether 109-93-3 Divinyl ether L A 5
Vinylidene chloride 75-35-4 1,1- Dichloroethylene L A 5
Acetal 105-57-7   L B 5
Acetaldehyde 75-07-0   L B 4
Benzyl alcohol 100-51-6   L B 4
2-Butanol 78-92-2   L B 4
Cyclohexanol 108-93-0   L B 4
Cyclohexene 110-83-8   L B 5
2-Cyclohexen-1-ol 822-67-3   L B 4
Cyclopentene 142-29-0   L B 5
Decahydronaphthalene 91-17-8   L B 4
Diacetylene 460-12-8   G B 5
Dicyclopentadiene 77-73-6   L B 5
Diethylene glycol dimethyl ether 111-96-6 Diglyme L B 5
Dioxane 123-91-1 1,4-Dioxane L B 5
Ethylene glycol dimethyl ether 110-71-4 Glyme L B 5
Ethyl ether 60-29-7 Diethyl ether L B 5
Furan 128-37-0   L B 5
4-Heptanol 589-55-9   L B 4
2-Hexanol 626-93-7   L B 4
Isopropyl benzene 98-82-8 Cumene L B 5
Methyl acetylene 74-99-7 Propyne G B 5
3-Methyl-1-butanol 123-51-3 Isoamyl alcohol L B 4
Methyl cyclopentane 96-37-7   L B 5
Methyl isobutyl ketone 108-10-1 Methyl-i-butyl ketone L B 5
4-Methyl-2-pentanol 108-11-2   L B 4
2-Pentanol 6032-29-7   L B 4
4-Penten-1-ol 821-09-0   L B 4
1-Phenylethanol 98-85-1 alpha-Methyl-benzyl alcohol L B 4
2-Phenylethanol 60-12-8 Phenethyl alcohol L B 4
2-Propanol 67-63-0 Isopropanol L B 6, 7
Tetrahydrofuran 109-99-9   L B 5
Tetrahydronaphthalene 119-64-2   L B 5
Acrylic acid 79-10-7   L C 2, 5
Acrylonitrile 107-13-1   L C 2, 5
Butadiene 106-99-0   G C 1, 3, 5
Buten-3-yne 689-97-4 Vinyl acetylene & Butenyne G C 5
Chloroprene 126-99-8 2-Chloro-1,3-butadiene L C 1, 3, 5
Chlorotrifluoroethylene 79-38-9   G C 5
Methyl methracrylate 80-62-6   L C 2, 5
Styrene 100-42-5   L C 5
Tetrafluoroethylene 116-14-3   G C 5
Vinyl acetate 108-05-4   L C 5
Vinyl chloride 75-01-4 Mono-chloroethylene G C 5
Vinylidene chloride 75-35-4 1,1-Dichloroethylene L C 5
2-Vinyl pyridine 100-69-6   L C 5
4-Vinyl pyridine 100-43-6   L C 5
 
Footnotes
1. When stored as a liquid monomer.
2. Although these form peroxides, no explosions involving these monomers have been reported.
3. Also stored as a gas in gas cylinders.
4. Kelly, R.J., Review of Safety Guidelines for Peroxidizable Organic Chemicals, Chemical Health and Safety, September/October, 1996.
5. National Research Council, Prudent Practices in the Laboratory, Handling and Disposal of Chemicals; National Academy Press; Washington, D.C., 1999.
6. Clark, D.E., Peroxides and Peroxide-Forming Compounds, Chemical Health and Safety, September/October, 2001.
7. This material is peroxidizable but not dangerous unless distilled or concentrated. Testing (see “Peroxide Testing Method”) is required only prior to distillation or concentration.