PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Methyl-1-butene, 2- 563-46-2 2459
17.00
15.01
11.01
15.02
7.01
Formula Synonyms
C5H10 2-METHYL-1-BUTENE, 1-ISOAMYLENE, 2-METIL-1-BUTENO (DOT SPANISH), GAMMA-ISOAMYLENE, MÉTHYL-2 BUTÈNE-1 (DOT FRENCH)
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
70.14 L -137.5 31.04 610 20 0.06504 @ 20°C 14000
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
42 460 2800*
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
120 1300 8000
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.