Methylcyclohexane |
Synonyms & Trade Names Cyclohexylmethane, Hexahydrotoluene |
CAS No. 108-87-2 |
RTECS No. GV6125000 |
DOT ID & Guide 2296 128 |
FormulaCH3C6H11 |
Conversion 1 ppm = 4.02 mg/m3 |
IDLH 1200 ppm [LEL]
See: 108872 |
Exposure Limits NIOSH REL: TWA 400 ppm (1600 mg/m3)
OSHA PEL†: TWA 500 ppm (2000 mg/m3) |
Measurement Methods
NIOSH 1500;
OSHA 7
See: NMAM or OSHA Methods |
Physical Description Colorless liquid with a faint, benzene-like odor. |
MW: 98.2 |
BP: 214°F |
FRZ: -196°F |
Sol: Insoluble |
VP: 37 mmHg |
IP: 9.85 eV |
Sp.Gr: 0.77 |
Fl.P: 25°F |
UEL: 6.7% |
LEL: 1.2% |
|
|
| Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F. |
Incompatibilities & Reactivities Strong oxidizers |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, skin, nose, throat; dizziness, 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 (flammable)
Change: No recommendation
|
First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
Breathing: Respiratory support
Swallow: Medical attention immediately |
Respirator Recommendations NIOSH Up to 1200 ppm:
(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 See ICSC CARD: 0923
|
