Enter search terms separated by spaces.
Isophorone diisocyanate |
|||||
Synonyms & Trade NamesIPDI; 3-Isocyanatomethyl-3,5,5-trimethylcyclohexyl-isocyanate; Isophorone diamine diisocyanate |
|||||
CAS No.4098-71-9 |
RTECS No.NQ9370000 |
DOT ID & Guide2290 156 |
|||
FormulaC12H18N2O2 |
Conversion1 ppm = 9.09 mg/m3 |
IDLHN.D.See: IDLH INDEX |
|||
Exposure LimitsNIOSH REL: TWA 0.005 ppm (0.045 mg/m3) ST 0.02 ppm (0.180 mg/m3) [skin]OSHA PEL†: none |
Measurement MethodsNIOSH 5525; OSHA PV2034 See: NMAM or OSHA Methods |
||||
Physical DescriptionColorless to slightly yellow liquid with a pungent odor. |
|||||
MW:222.3 |
BP:? |
FRZ:-76°F |
Sol:Decomposes |
VP:0.0003 mmHg |
IP:? |
Sp.Gr:1.06 |
Fl.P:311°F |
UEL:? |
LEL:? |
||
Class IIIB Combustible Liquid: Fl.P. at or above 200°F. | |||||
Incompatibilities & ReactivitiesWater, alcohols, phenols, amines, mercaptans, amides, urethanes, ureas [Note: Reacts with water to form carbon dioxide.] |
|||||
Exposure Routesinhalation, skin absorption, ingestion, skin and/or eye contact |
|||||
Symptomsirritation eyes, skin, respiratory system; chest tightness, dyspnea (breathing difficulty), cough, sore throat; bronchitis, wheezing, pulmonary edema; possible resp sensitization, asthma |
|||||
Target OrgansEyes, skin, respiratory 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: Daily Provide: Quick drench |
First Aid(See procedures)Eye: Irrigate immediately Skin: Water flush immediately Breathing: Respiratory support Swallow: Medical attention immediately |
||||
Respirator Recommendations
NIOSH Up to 0.05 ppm: Up to 0.125 ppm: Up to 0.25 ppm: Up to 1 ppm: Emergency or planned entry into unknown concentrations or IDLH conditions: Escape: |
|||||
See also: INTRODUCTION See ICSC CARD: 0499 |
Contact Us:
- National Institute for Occupational Safety and Health (NIOSH)
- Centers for Disease Control and Prevention
- 800-CDC-INFO
(800-232-4636)
TTY: (888) 232-6348 - New Hours of Operation
8am-8pm ET/Monday-Friday
Closed Holidays - cdcinfo@cdc.gov