PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Pinacolyl alcohol; (tert-Butyl methyl carbinol) 464-07-3
7.00
4.05
11.00
11.01
8.00
7.01
4.09
4.03
3.09
3.02
Formula Synonyms
C6.H14.O
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
102.2 L 5.6 120.4 0.8122
PAC Values
PAC Values (Original Units: ppm)
PAC-1 PAC-2 PAC-3
1.9 21 130
Converted PAC Values (mg/m3)
PAC-1 PAC-2 PAC-3
7.9 88 540
Technical Basis
A review of limited sources identified a rat LCLo that was selected as the TEEL-3 basis. It was evaluated using factors in Tables 3.2, 3.3, and 3.4 and scaled down to 60-minute equivalent using the ten Berge equation (Section 3.3.4). TEEL-1 and TEEL-2 values were derived according to Table 3.5.
• PAC-1 = TEEL-1 = TEEL-2/11
• PAC-2 = TEEL-2 = TEEL-3/6
• PAC-3 = TEEL-3 = Rat LCLo (3600 ppm/2.3H)
This review generated PAC values consistent with Rev. 29A*.
References
Chemical information: https://pubchem.ncbi.nlm.nih.gov/compound/Pinacolyl-alcohol.
Rat LCLo: JAT, Journal of Applied Toxicology., 7(307), 1987 [PMID:3680847]. Retrieved from: https://pubchem.ncbi.nlm.nih.gov/compound/Pinacolyl-alcohol.
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