1,3-Phenylene diisocyanate

Chemical Name	1,3-Phenylene diisocyanate
Synonym(s)	1,3-Diisocyanatobenzene \| AI3-28286 \| Benzene 1,3-diisocyanate \| Benzene, 1,3-diisocyanato- \| Benzene, m-diisocyanato- \| Isocyanic acid, m-phenylene ester \| NSC 511721 \| Nacconate 400 \| m-Phenylene diisocyanate \| m-Phenylene isocyanate
CASRN	123-61-5
Category Member	N120: Diisocyantes
De minimis Limit %	1
M,P/OU Threshould (lb)	25,000/10,000
Listing Type	Chemical category member
Effective Date	01-JAN-95
Chemical Qualifier	No
Metal	No
Chemical of Special Concern	No
Per- or Polyfluoroalkyl Substance	No

Rulemaking Changes Affecting This Chemical

Status	Effective Reporting Year	FR Proposed Rule	FR Final Rule
Added to category	1995	59 FR 1788 (1/12/1994)	59 FR 61432 (11/30/1994)

Structural image
Structural representation of 1,3-Phenylene diisocyanate