PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Dihydroxy-2-butene, 1,4-; (2-Butene-1,4-diol) 110-64-5
15.01
15.02
11.01
Formula Synonyms
C4.H8.O2 1,4-BUTENEDIOL, 1,4-DIHYDROXY-2-BUTENE, 2-BUTENE-1, 4-DIOL, CIS-2-BUTENE-1, 4-DIOL
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
88.12 L 234 0.0462 25 1.07
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
1 11 69
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
3.6 40 250
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.