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Oxygenate Identification
| Oxygenate | Names | CAS # | Chemical Formula | Molecular Weight |
|---|---|---|---|---|
| Methanol | Methyl alcohol Carbinol Methylol Methyl Hydroxide Monohydroxy methane Wood alcohol |
67-56-1 | CH40
CH3-0H |
32.042 |
| Ethanol | Ethyl alcohol Anhydrol Alcohol Methyl carbinol Ethyl hydrate Ethyl hydroxide Denatured alcohol Grain alcohol |
64-17-5 | C2H60
CH3CH2-0H |
46.069 |
| TBA | tertiary-butyl alcohol tert-butyl alcohol t-butyl alcohol 2-Methyl-2-propanol 1,1-Dimethyl ethanol Trimethyl carbinol 2-methylpropan-2-ol tert-Butanol t-butyl hydroxide Trimethyl methanol Dimethyl ethanol Methyl-2-propanol |
75-65-0 | C4H100
(CH3)3C-OH |
74.122 |
| MTBE | Methyl tertiary-butyl ether Methyl tert-butyl ether Methyl t-butyl ether 2-methoxy-2-methylpropane |
1634-04-4 | C5H120
CH3-O-C(CH3)3 |
88.149 |
| DIPE | Diisopropyl ether Diisopropyl oxide 2-isopropoxy propane Isopropyl ether 2,2'-Oxybispropane |
108-20-3 | C6H140
(CH3)2CH-O-CH(CH3)2 |
102.18 |
| ETBE | Ethyl tertiary-butyl ether Ethyl tert-butyl ether 2-Methyl-2-ethoxypropane tert-butyl ethyl ether Ethyl tert-butyl oxide 2-ethoxy-2-methylpropane |
637-92-3 | C6H140
CH3CH2-O-C(CH3)3 |
102.18 |
| TAME | tertiary-amyl methyl ether tert-Pentyl methyl ether Butane, 2-methoxy-2-methyl 2-methoxy-2-methyl Butane Methyl 1,1-dimethyl propyl ether Methyl tert-amyl ether Methyl 2-methyl-2-butyl ether |
994-05-8 | C6H140
C2H5C(CH3)2-O-CH3 |
102.18 |
| Oxygenate | Pure Phase Solubility (mg/L) | log Koc (log l/kg) | Vapor Pressure (mm Hg) |
Henry's Law Constant (dimensionless) |
Specific Gravity |
|---|---|---|---|---|---|
| Methanol | miscible | 0.44 - 0.92 | 121.6 | 0.00011 | 0.791 |
| Ethanol | miscible | 0.20 - 1.21 | 49 - 56.5 | 0.00021 - 0.00026 | 0.789 |
| TBA | miscible | 1.57 | 40 - 42 | 0.00048 - 0.00059 | 0.786 |
| MTBE | 43,000 - 54,300 | 1.0 - 1.1 | 245 - 256 | 0.023 - 0.12 | 0.741 |
| DIPE | 2,039 - 9,000 | 1.46 - 1.82 | 149 - 151 | 0.195 - 0.41 | 0.724 |
| ETBE | 26,000 | 1.0 - 2.2 | 152 | 0.11 | 0.7519 |
| TAME | 20,000 | 1.3 - 2.2 | 68.3 | 0.052 | 0.764 |
Sources:
Table A-1, page A-3, "MTBE Site Characterization: API Technical Bulletin
(DRAFT Final)," American Petroleum Institute; ChemFinder
( 
http://www.chemfinder.com)
*enter oxygenate name in search field*