PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Hexafluorobutyne-2; (1,1,1,4,4,4-Hexafluoro-2-butyne) 692-50-2
11.00
4.01
17.00
Formula Synonyms
C4.F6
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
162.04 G -117.4 -24.6
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
0.054 0.6 3.6
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
0.36 4.0 24
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.