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Vinyl toluene

Synonyms & Trade Names
Ethenylmethylbenzene, Methylstyrene, Tolyethylene
CAS No.
25013-15-4 (inhibited)
RTECS No.
WL5075000
DOT ID & Guide
2618 130P(inhibited)
Formula
CH₂=CHC₆H₄CH₃
Conversion
1 ppm = 4.83 mg/m3
IDLH
400 ppm
See: 25013154
Exposure Limits
NIOSH REL
TWA 100 ppm (480 mg/m3)
OSHA PEL
TWA 100 ppm (480 mg/m3)
Measurement Methods
NIOSH 1501;
OSHA 7
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a strong, disagreeable odor.
Molecular Weight
118.2
Boiling Point
339°F
Freezing Point
-106°F
Solubility
0.009%
Vapor Pressure
1 mmHg
Ionization Potential
8.20 eV
Specific Gravity
0.89
Flash Point
127°F
Upper Exposive Limit
11.0%
Lower Explosive Limit
0.8%
Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F.
Incompatibilities & Reactivities
Oxidizers, peroxides, strong acids, iron or aluminum salts [Note: Usually inhibited with tert-butyl catechol to prevent polymerization.]
Exposure Routes
inhalation, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, upper respiratory system; drowsiness; In Animals: narcosis
Target Organs
Eyes, skin, respiratory system, central nervous system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap flush promptly
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH/OSHA

Up to 400 ppm:
(APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*
(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)*
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
(APF = 10) Any supplied-air respirator*
(APF = 50) Any self-contained breathing apparatus with a full facepiece

Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus

Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
Any appropriate escape-type, self-contained breathing apparatus

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 0514

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