CAS 617-94-7: Cumene Hydroperoxide (C9H12O2)

Identity

CAS Number	617-94-7
Molecular Formula	C9H12O2
IUPAC Name	2-phenylpropane-2-hydroperoxide
Molecular Weight	152.19 g/mol
SMILES	`CC(C)(C1=CC=CC=C1)OO`
Synonyms	CHP, α,α-dimethylbenzyl hydroperoxide, cumene hydroperoxide

2D Structure

Physical Properties

Density	1.024 g/mL at 25°C
Boiling Point	153.0°C
Melting Point	-5.0°C
Flash Point	56.0°C
Vapor Pressure	0.015 kPa at 20°C
Refractive Index	nD = 1.524
Dielectric Constant	ε = 7.5

Safety & GHS Classification

GHS03GHS05IrritantHealth Hazard

H242: Heating may cause a fire
H302: Harmful if swallowed
H314: Causes severe skin burns and eye damage
H317: May cause an allergic skin reaction
H335: May cause respiratory irritation
H373: May cause damage to organs through prolonged or repeated exposure

Storage: Store in cool, well-ventilated area. Keep away from heat and reducing agents. Organic peroxide — can decompose violently. Sensitive to contamination by metals and bases. Test for peroxide content regularly.