Form potentially explosive peroxides without concentration (a). Dispose or test 3 months after opening.	Form potentially explosive peroxides on concentration (b). Dispose or test 12 months after opening.	Autopolymerize as a result of peroxide accumulation. Dispose or test inhibited materials after 12 months.
Butadiene (c)	Acetal	Acrylic acid
Chloroprene (d)	Acetaldehyde	Acrylonitrile
Divinyl acetylene	Benzyl alcohol	Butadienee
Chloroprene	Isopropyl ether	2-butanol
Tetrafluoroethylene (c)	Cyclohexanol	Chlorotrifluoroethylene
Vinylidene chloride	2-cyclohexen-1-ol	Methyl
Methacrylate	Cumene	Stryene
Tetrafluoroethylene	Decahydronaphthalene	Vinyl acetate
	Diacetylene	Vinyl acetylene
	Dicyclopentadiene	Vinyl chloride
	Diethyl ether	Vinyl pyridine
	Diethylene glycol
	Dimethyl ether
	Dioxanes
	Ethylene glycol dimethyl ether
	4-heptanol
	Methyl acetylene
	Methyl isobutyl ketone
	3-methyl-1 butanol
	Methyl cyclopentane
	2-pentanol
	4-penten-1-ol
	1-phenylethanol
	2-phenylethanol
	2-propanol (isoproranol, "IPA")
	Tetrahydrofuran
	Tetrahydronaphthalene
	Vinyl ethers
	Other secondary alcohols

(a) Store under nitrogen, if practical.

(b) WARNING! May become unstable if concentrated intentionally or accidentally by user.

(d) When stored as a liquid monomer.

(e) When stored as a gas.

R.J. Kelly, “Review of Safety Guidelines for peroxide-forming Organic Chemicals”, Chemical Health & Safety, September/October 1996, pp 28-36.

last modified 2007-08-16 07:54

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