# NIOSH Pocket Guide to Chemical Hazards
m-Xylene-alpha,alpha'-diamine | CAS 1477-55-0
C6H4(CH2NH2)2 | RTECS PF8970000
Synonyms & Trade Names 1,3-bis(Aminomethyl)benzene; 1,3-Benzenedimethanamine; MXDA; m-Phenylenebis(methylamine); m-Xylylenediamine | DOT ID & Guide
Exposure Limits | NIOSH REL: C 0.1 mg/m3 [skin]
OSHA PEL†: none
IDLH N.D. | Conversion
Physical Description Colorless liquid.
MW: 136.2 | BP: 477°F | FRZ: 58°F | Sol: Miscible
VP(77°F): 0.03 mmHg | IP: ? |  | Sp.Gr: 1.032
Fl.P: 243°F | UEL: ? | LEL: ? |
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.
Incompatibilities & Reactivities None reported
Measurement Methods OSHA 105
Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation Provide: Eyewash, Quick drench | First Aid (See procedures) Eye: Irrigate immediately Skin: Water flush 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 In animals: irritation eyes, skin; liver, kidney, lung damage
Target Organs Eyes, skin, respiratory system, liver, kidneys
See also: INTRODUCTION