3,3'-Dimethoxybenzidine-4,4'-diisocyanate

Synonyms

1,1'-Biphenyl, 4,4'-diisocyanato-3,3'-dimethoxy-; 3,3'-Dimethoxy-4,4'-biphenylene diisocyanate; 3,3'-Dimethoxy-4,4'-biphenylylene isocyanate; 3,3'-Dimethoxy-4,4'-biphenylylene isocyanic acid ester; 3,3'-Dimethoxy-4,4'-diphenylyl isocyanate; 4,4'-Diisocyanato-3,3'-dimethoxy-1,1'-biphenyl; DADI; Dianisidine diisocyanate; Dimethoxybenzidine-4,4'-diisocyanate; Isocyanic acid, 3,3'-dimethoxy-4,4'-biphenylene ester; Isocyanic acid, 3,3'-dimethoxy-4,4'-biphenylylene ester; Isocyanic acid, ester with O,O'-dimethoxybiphenyl; [ChemIDplus] UN2811

Category

Diisocyanates

Description

Gray to brown solid; [HSDB] May decompose upon exposure to light and air; [MSDSonline]

Sources/Uses

Used in polymers and adhesives; [HSDB]

Comments

A respiratory and mucous membrane irritant; Diisocyanates are known to cause occupational asthma; Some cause skin sensitization; [CHEMINFO] A severe irritant; A lachrymator and potential sensitizer; Inhalation my result in edema; [MSDSonline] See "DIISOCYANATES."

Biomedical References

Explanatory Notes

Flash Point = 245 deg C; VP = 0.003 mm Hg at 149 deg C; [CHEMINFO] The Guide in the Emergency Response Guidebook is for "Toxic solid, organic, n.o.s."

Yes

Yes

Not classifiable

Diseases

Occupational diseases associated with exposure to this agent:

• Asthma, occupational

Processes

Industrial Processes with risk of exposure:

• Working with Glues and Adhesives