# NIOSH Pocket Guide to Chemical Hazards
Isoamyl alcohol (secondary) | CAS 6032-29-7
(CH3)2CHCH(OH)CH3 | RTECS
Synonyms & Trade Names 3-Methyl-2-butanol, Secondary isoamyl alcohol | DOT ID & Guide 1105 129
Exposure Limits | NIOSH REL: TWA 100 ppm (360 mg/m3) ST 125 ppm (450 mg/m3)
OSHA PEL†: TWA 100 ppm (360 mg/m3)
IDLH 500 ppm | Conversion 1 ppm = 3.61 mg/m3
Physical Description Colorless liquid with a disagreeable odor.
MW: 88.2 | BP: 234°F | FRZ: ? | Sol: ?
VP: 1 mmHg | IP: ? |  | Sp.Gr: 0.82
Fl.P(oc): 95°F | UEL: ? | LEL: ? |
Class IC Flammable Liquid: Fl.P. at or above 73°F and below 100°F.
Incompatibilities & Reactivities Strong oxidizers
Measurement Methods NIOSH 1402
Personal Protection & Sanitation 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: Water flush promptly Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations NIOSH/OSHA Up to 500 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode£/(APF = 50) Any chemical cartridge respirator with a full facepiece and 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 = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)£/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator 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
Exposure Routes inhalation, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, nose, throat; headache, dizziness; cough, dyspnea (breathing difficulty), nausea, vomiting, diarrhea; skin cracking; in animals: narcosis
Target Organs Eyes, skin, respiratory system, central nervous system
See also: INTRODUCTION