PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Hexamethylene diisocyanate; (1,6-Diisocyanatohexane) 822-06-0 2281
14.01
4.01
11.01
14.02
11.00
9.00
3.10
3.07
3.06
4.11
Formula Synonyms
C8H12N2O2 HEXAMETHYLENE DIISOCYANATE, 1,6-DIISOCYANATOHEXANE, 1,6-HEXAMETHYLENE DIISOCYANATE, 1,6-HEXANEDIOL DIISOCYANATE, 1,6-HEXYLENE DIISOCYANATE, DESMODUR H, DESMODUR N, DIISOCIANATO DE HEXAMETILENO (DOT SPANISH), DIISOCYANATE D^HEXAMÉTHYLÈNE (DOT FRENCH), HDI, HEXAMETHYLENE-1,6-DIISOCYANATE, HEXAMETHYLENEDIISOCYANATE, HEXANE 1,6-DIISOCYANATE, HEXANE, 1,6-DIISOCYANATO-, HMDI, ISOCYANIC ACID, DIESTER WITH 1,6-HEXANEDIOL, ISOCYANIC ACID, HEXAMETHYLENE ESTER, TL 78, UN 2281
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
168.19 L -67 0.5 25 1.0528 @ 20°C
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
0.018 0.2 3
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
0.12 1.4 21
Technical Basis
No technical basis available
References
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PAC values marked with a subscript "A" correspond to 60-minute AEGL values.
PAC values marked with a subscript "E" correspond to ERPG values.
PAC values marked by * are >= 10% lower explosive limit (LEL) but < 50% LEL.
PAC values marked by ** are > 50% LEL but < 100% LEL.
PAC values marked by *** are >= LEL.