# NIOSH Pocket Guide to Chemical Hazards
Isooctyl alcohol | CAS 26952-21-6
C7H15CH2OH | RTECS NS7700000
Synonyms & Trade Names Isooctanol, Oxooctyl alcohol [Note: A mixture of closely related isomeric, primary alcohols with branched chains such as 2-Ethylhexanol, CH3(CH2)3CH(CH2CH3)CH2OH.] | DOT ID & Guide
Exposure Limits | NIOSH REL: TWA 50 ppm (270 mg/m3) [skin]
OSHA PEL†: none
IDLH N.D. | Conversion 1 ppm = 5.33 mg/m3
Physical Description Clear, colorless liquid.
MW: 130.3 | BP: 367°F | FRZ: <-105°F | Sol: Insoluble
VP: 0.4 mmHg | IP: ? |  | Sp.Gr: 0.83
Fl.P(oc): 180°F | UEL(est.): 5.7% | LEL(calc.): 0.9% |
Class IIIA Combustible Liquid: Fl.P. at or above 140°F and below 200°F.
Incompatibilities & Reactivities None reported
Measurement Methods OSHA PV2033
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated/Daily Remove: When wet or contaminated Change: No recommendation Provide: Eyewash | First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately
Respirator Recommendations To be added later
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms Irritation eyes, skin, nose, throat; eye, skin burns
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION