PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Dimethylpropane, 2,2-; (Neopentane) 463-82-1 2044
17.00
4.01
11.01
14.02
4.05
7.01
11.00
4.07
3.11
16.01
Formula Synonyms
C5.H12 2,2-DIMETHYLPROPANE, 1,1,1-TRIMETHYLETHANE, 2,2-DIMETILPROPANO (DOT SPANISH), DIMÉTHYL-2,2 PROPANE (DOT FRENCH), NEOPENTANE, PROPANE, 2,2-DIMETHYL-, TERT-PENTANE, TETRAMETHYLMETHANE
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
72.17 G/L -16.6 9.5 1290 25 0.613 @ 0°C 14000
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
3000* 33000*** 200000***
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
8900 97000 590000
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.