CAS 108-88-3: Toluene (C7H8)

Identity

CAS Number	108-88-3
Molecular Formula	C7H8
IUPAC Name	methylbenzene
Molecular Weight	92.14 g/mol
SMILES	`CC1=CC=CC=C1`
Synonyms	methylbenzene, toluol, phenylmethane

2D Structure

Physical Properties

Density	0.867 g/mL at 25°C
Boiling Point	110.6°C
Melting Point	-95°C
Flash Point	4°C
Vapor Pressure	2.8 kPa at 20°C
Refractive Index	nD = 1.497
Dielectric Constant	ε = 2.38

Safety & GHS Classification

FlammableIrritantHealth Hazard

H225: Highly flammable liquid and vapor
H304: May be fatal if swallowed and enters airways
H315: Causes skin irritation
H336: May cause drowsiness or dizziness
H361d: Suspected of damaging the unborn child
H373: May cause damage to organs through prolonged or repeated exposure

Storage: Store in a cool, well-ventilated area. Keep away from oxidizing agents. Ground and bond containers during transfer. Use explosion-proof equipment.

Material Compatibility Matrix

Plastics

Material	Rating
PTFE	Excellent
PVC	Fair
PE	Poor
PP	Fair
PEEK	Excellent
PVDF	Good

Rubbers

Material	Rating
Viton	Severe Effect
NBR	Severe Effect
EPDM	Severe Effect
Silicone	Severe Effect
FKM	Severe Effect

Metals

Material	Rating
Stainless 316	Excellent
Aluminum	Excellent
Copper	Excellent
Brass	Excellent

Applications

Paint thinner and solvent
Adhesive manufacturing
Chemical intermediate for benzene and xylene
Octane booster in gasoline
Rubber and plastic solvent
TNT precursor

External References: PubChem

Related Chemicals

Cyclohexane (C6H12)

hexamethylene, hexanaphthene

Dichloromethane (Methylene Chloride) (CH2Cl2)

methylene chloride, DCM

Tetrahydrofuran (THF) (C4H8O)

THF, oxolane