Isopropyl Alcohol

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Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
RCD - Robert C. Dunbar

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C3H7O- + Hydrogen cation = Isopropyl Alcohol

By formula: C3H7O- + H+ = C3H8O

Quantity Value Units Method Reference Comment
Δr375.1 ± 1.0kcal/molD-EARamond, Davico, et al., 2000gas phase; B
Δr375.4 ± 2.1kcal/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr376.7 ± 1.0kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr375.7 ± 2.0kcal/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Quantity Value Units Method Reference Comment
Δr368.5 ± 1.1kcal/molH-TSRamond, Davico, et al., 2000gas phase; B
Δr368.8 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr369.1 ± 2.1kcal/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B

Chlorine anion + Isopropyl Alcohol = (Chlorine anion • Isopropyl Alcohol)

By formula: Cl- + C3H8O = (Cl- • C3H8O)

Quantity Value Units Method Reference Comment
Δr19.40 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr18.3 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Δr17.6 ± 2.0kcal/molIMRELarson and McMahon, 1984gas phase; B,M
Quantity Value Units Method Reference Comment
Δr24.7cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Δr23.2cal/mol*KN/ALarson and McMahon, 1984gas phase; switching reaction(cl-)t-C4H9OH, Entropy change calculated or estimated; Larson and McMahon, 1984, 2; M
Quantity Value Units Method Reference Comment
Δr11.32kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr10.90kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B
Δr10.7 ± 2.0kcal/molIMRELarson and McMahon, 1984gas phase; B,M

C2H7O+ + Isopropyl Alcohol = (C2H7O+ • Isopropyl Alcohol)

By formula: C2H7O+ + C3H8O = (C2H7O+ • C3H8O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr31.9kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr29.6cal/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr23.1kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M

C3H9O+ + Isopropyl Alcohol = (C3H9O+ • Isopropyl Alcohol)

By formula: C3H9O+ + C3H8O = (C3H9O+ • C3H8O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr31.9kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr29.6cal/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr23.1kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M

C4H11O+ + Isopropyl Alcohol = (C4H11O+ • Isopropyl Alcohol)

By formula: C4H11O+ + C3H8O = (C4H11O+ • C3H8O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr30.5kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr28.2cal/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr22.1kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M

C4H11O+ + Isopropyl Alcohol = (C4H11O+ • Isopropyl Alcohol)

By formula: C4H11O+ + C3H8O = (C4H11O+ • C3H8O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity Value Units Method Reference Comment
Δr32.0kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr27.5cal/mol*KN/ABomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M
Quantity Value Units Method Reference Comment
Δr23.8kcal/molICRBomse and Beauchamp, 1981gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984; M

CN- + Isopropyl Alcohol = (CN- • Isopropyl Alcohol)

By formula: CN- + C3H8O = (CN- • C3H8O)

Quantity Value Units Method Reference Comment
Δr16.70 ± 0.80kcal/molTDAsLarson, Szulejko, et al., 1988gas phase; B,M
Δr18.1 ± 3.5kcal/molIMRELarson and McMahon, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr26.cal/mol*KPHPMSLarson, Szulejko, et al., 1988gas phase; M
Δr24.8cal/mol*KN/ALarson and McMahon, 1987gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M
Quantity Value Units Method Reference Comment
Δr9.00 ± 0.20kcal/molTDAsLarson, Szulejko, et al., 1988gas phase; B
Δr10.7 ± 2.3kcal/molIMRELarson and McMahon, 1987gas phase; B,M

Fluorine anion + Isopropyl Alcohol = (Fluorine anion • Isopropyl Alcohol)

By formula: F- + C3H8O = (F- • C3H8O)

Quantity Value Units Method Reference Comment
Δr33.50 ± 0.70kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr32.3 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M
Δr33.2 ± 2.2kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr25.6cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Δr25.69kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr24.7 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; B,M

C3H9Si+ + Isopropyl Alcohol = (C3H9Si+ • Isopropyl Alcohol)

By formula: C3H9Si+ + C3H8O = (C3H9Si+ • C3H8O)

Quantity Value Units Method Reference Comment
Δr43.9kcal/molPHPMSWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr30.8cal/mol*KN/AWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
29.4468.PHPMSWojtyniak and Stone, 1986gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

(Chlorine anion • 2Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 3Isopropyl Alcohol)

By formula: (Cl- • 2C3H8O) + C3H8O = (Cl- • 3C3H8O)

Quantity Value Units Method Reference Comment
Δr14.90 ± 0.50kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr12.5 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr26.1cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr5.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr4.7 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

(Chlorine anion • Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 2Isopropyl Alcohol)

By formula: (Cl- • C3H8O) + C3H8O = (Cl- • 2C3H8O)

Quantity Value Units Method Reference Comment
Δr16.70 ± 0.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr15.6 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr25.0cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr7.67kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr8.1 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

(Chlorine anion • 7Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 8Isopropyl Alcohol)

By formula: (Cl- • 7C3H8O) + C3H8O = (Cl- • 8C3H8O)

Quantity Value Units Method Reference Comment
Δr10.9 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; Estimated entropy; single temperature measurement; B,M
Quantity Value Units Method Reference Comment
Δr31.cal/mol*KN/AHiraoka and Mizuse, 1987gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr1.6 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; Estimated entropy; single temperature measurement; B

Iodide + Isopropyl Alcohol = (Iodide • Isopropyl Alcohol)

By formula: I- + C3H8O = (I- • C3H8O)

Quantity Value Units Method Reference Comment
Δr13.10 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr12.2 ± 1.0kcal/molTDAsCaldwell and Kebarle, 1984gas phase; B,M
Quantity Value Units Method Reference Comment
Δr19.1cal/mol*KPHPMSCaldwell and Kebarle, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr6.33kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr6.5 ± 1.0kcal/molTDAsCaldwell and Kebarle, 1984gas phase; B

Hydrogen + Acetone = Isopropyl Alcohol

By formula: H2 + C3H6O = C3H8O

Quantity Value Units Method Reference Comment
Δr-16.43 ± 0.10kcal/molCmWiberg, Crocker, et al., 1991liquid phase; ALS
Δr-13.20kcal/molEqkBuckley and Herington, 1965gas phase; ALS
Δr-13.24 ± 0.10kcal/molChydDolliver, Gresham, et al., 1938gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -13.4 ± 0.1 kcal/mol; At 355 °K; ALS

Bromine anion + Isopropyl Alcohol = C3H8BrO-

By formula: Br- + C3H8O = C3H8BrO-

Quantity Value Units Method Reference Comment
Δr14.40 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr8.35kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Δr9.2 ± 2.0kcal/molIMRETanabe, Morgon, et al., 1996gas phase; Anchored to H2O..Br- of Hiraoka, Mizure, et al., 19882; B

Sodium ion (1+) + Isopropyl Alcohol = (Sodium ion (1+) • Isopropyl Alcohol)

By formula: Na+ + C3H8O = (Na+ • C3H8O)

Quantity Value Units Method Reference Comment
Δr27.0 ± 1.0kcal/molCIDTArmentrout and Rodgers, 2000RCD
Δr27.1 ± 1.1kcal/molCIDTRodgers and Armentrout, 1999RCD

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
20.4298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD
0.00.CIDTRodgers and Armentrout, 1999RCD

(Chlorine anion • 3Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 4Isopropyl Alcohol)

By formula: (Cl- • 3C3H8O) + C3H8O = (Cl- • 4C3H8O)

Quantity Value Units Method Reference Comment
Δr11.9 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr28.7cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr3.3 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

(Chlorine anion • 4Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 5Isopropyl Alcohol)

By formula: (Cl- • 4C3H8O) + C3H8O = (Cl- • 5C3H8O)

Quantity Value Units Method Reference Comment
Δr11.6 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr30.5cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr2.4 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

(Chlorine anion • 5Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 6Isopropyl Alcohol)

By formula: (Cl- • 5C3H8O) + C3H8O = (Cl- • 6C3H8O)

Quantity Value Units Method Reference Comment
Δr11.3 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr31.1cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr2.0 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

(Chlorine anion • 6Isopropyl Alcohol) + Isopropyl Alcohol = (Chlorine anion • 7Isopropyl Alcohol)

By formula: (Cl- • 6C3H8O) + C3H8O = (Cl- • 7C3H8O)

Quantity Value Units Method Reference Comment
Δr11.1 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B,M
Quantity Value Units Method Reference Comment
Δr31.3cal/mol*KPHPMSHiraoka and Mizuse, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr1.7 ± 1.0kcal/molTDAsHiraoka and Mizuse, 1987gas phase; B

MeS anion + Isopropyl Alcohol = (MeS anion • Isopropyl Alcohol)

By formula: CH3S- + C3H8O = (CH3S- • C3H8O)

Quantity Value Units Method Reference Comment
Δr17.10 ± 0.20kcal/molTDAsSieck and Meot-ner, 1989gas phase; B,M
Quantity Value Units Method Reference Comment
Δr23.1cal/mol*KPHPMSSieck and Meot-ner, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr10.20 ± 0.80kcal/molTDAsSieck and Meot-ner, 1989gas phase; B

Fluorine anion + 2Isopropyl Alcohol = C6H16FO2-

By formula: F- + 2C3H8O = C6H16FO2-

Quantity Value Units Method Reference Comment
Δr20.80 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr13.26kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

thiophenoxide anion + Isopropyl Alcohol = C9H13OS-

By formula: C6H5S- + C3H8O = C9H13OS-

Quantity Value Units Method Reference Comment
Δr15.00 ± 0.10kcal/molTDAsSieck and Meot-ner, 1989gas phase; B
Quantity Value Units Method Reference Comment
Δr7.30 ± 0.40kcal/molTDAsSieck and Meot-ner, 1989gas phase; B

Fluorine anion + 3Isopropyl Alcohol = C9H24FO3-

By formula: F- + 3C3H8O = C9H24FO3-

Quantity Value Units Method Reference Comment
Δr17.60 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr8.36kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Iodide + 2Isopropyl Alcohol = C6H16IO2-

By formula: I- + 2C3H8O = C6H16IO2-

Quantity Value Units Method Reference Comment
Δr11.00 ± 0.30kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr4.65kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Bromine anion + 2Isopropyl Alcohol = C6H16BrO2-

By formula: Br- + 2C3H8O = C6H16BrO2-

Quantity Value Units Method Reference Comment
Δr12.30 ± 0.20kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr5.44kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

Iodide + 3Isopropyl Alcohol = C9H24IO3-

By formula: I- + 3C3H8O = C9H24IO3-

Quantity Value Units Method Reference Comment
Δr9.50 ± 0.70kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B
Quantity Value Units Method Reference Comment
Δr3.54kcal/molTDAsBogdanov, Peschke, et al., 1999gas phase; B

1-Propene, 2-methyl- + Isopropyl Alcohol = Propane, 2-methyl-2-(1-methylethoxy)-

By formula: C4H8 + C3H8O = C7H16O

Quantity Value Units Method Reference Comment
Δr-5.47 ± 0.31kcal/molEqkCalderon, Tejero, et al., 1997liquid phase; ALS
Δr-5.19 ± 0.38kcal/molCmSola, Pericas, et al., 1997liquid phase; ALS

Isopropyl Alcohol = Hydrogen + Acetone

By formula: C3H8O = H2 + C3H6O

Quantity Value Units Method Reference Comment
Δr13.20kcal/molEqkBuckley and Herington, 1965gas phase; ALS
Δr13.514kcal/molEqkKolb and Burwell, 1945gas phase; ALS

Fluorine anion + Isopropyl Alcohol = C3H7D8FO-

By formula: F- + C3H8O = C3H7D8FO-

Quantity Value Units Method Reference Comment
Δr24.3 ± 2.0kcal/molIMREWilkinson, Szulejko, et al., 1992gas phase; Reported relative to ROH..F-, 0.5 kcal/mol weaker.; B

Magnesium ion (1+) + Isopropyl Alcohol = (Magnesium ion (1+) • Isopropyl Alcohol)

By formula: Mg+ + C3H8O = (Mg+ • C3H8O)

Quantity Value Units Method Reference Comment
Δr65. ± 5.kcal/molICROperti, Tews, et al., 1988gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Isopropyl acetate + Water = Acetic acid + Isopropyl Alcohol

By formula: C5H10O2 + H2O = C2H4O2 + C3H8O

Quantity Value Units Method Reference Comment
Δr0.54 ± 0.05kcal/molCmWadso, 1958liquid phase; Heat of Hydrolysis; ALS

Isopropyl Alcohol + Chloral = 2,2,2-trichloro-1-isopropoxyethanol

By formula: C3H8O + C2HCl3O = 2,2,2-trichloro-1-isopropoxyethanol

Quantity Value Units Method Reference Comment
Δr-9.95kcal/molEqkJensen and Pedersen, 1971liquid phase; solvent: Heptane; ALS

Cyclohexanol + Acetone = Cyclohexanone + Isopropyl Alcohol

By formula: C6H12O + C3H6O = C6H10O + C3H8O

Quantity Value Units Method Reference Comment
Δr2.4 ± 0.45kcal/molEqkFedoseenko, Yursha, et al., 1983gas phase; At 503 K; ALS

Isopropyl Alcohol + Ethene, 1,1-dichloro-2,2-difluoro- = C5H8Cl2F2O

By formula: C3H8O + C2Cl2F2 = C5H8Cl2F2O

Quantity Value Units Method Reference Comment
Δr-43.7 ± 0.3kcal/molEqkKennedy, Lacher, et al., 1969gas phase; ALS

Cyclohexanone + Isopropyl Alcohol = Cyclohexanol + Acetone

By formula: C6H10O + C3H8O = C6H12O + C3H6O

Quantity Value Units Method Reference Comment
Δr-2.4 ± 0.45kcal/molEqkKabo, Yursha, et al., 1988gas phase; ALS

Isopropyl Alcohol + Nitric acid = Nitric acid, 1-methylethyl ester + Water

By formula: C3H8O + HNO3 = C3H7NO3 + H2O

Quantity Value Units Method Reference Comment
Δr-5.59kcal/molEqkRubtsov, 1986liquid phase; ALS

Ketene + Isopropyl Alcohol = Isopropyl acetate

By formula: C2H2O + C3H8O = C5H10O2

Quantity Value Units Method Reference Comment
Δr-35.91kcal/molCmRice and Greenberg, 1934liquid phase; ALS

Lithium ion (1+) + Isopropyl Alcohol = (Lithium ion (1+) • Isopropyl Alcohol)

By formula: Li+ + C3H8O = (Li+ • C3H8O)

Quantity Value Units Method Reference Comment
Δr41.3 ± 1.9kcal/molCIDTRodgers and Armentrout, 2000RCD

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
MM - Michael M. Meot-Ner (Mautner)
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C3H8O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.17 ± 0.02eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)189.5kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity182.3kcal/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kcal/mol) Reference Comment
190. ± 1.Cao and Holmes, 2001MM

Ionization energy determinations

IE (eV) Method Reference Comment
10.15 ± 0.07EIBowen and Maccoll, 1984LBLHLM
10.10 ± 0.02PIPotapov and Sorokin, 1972LLK
10.29 ± 0.02PECocksey, Eland, et al., 1971LLK
10.18PEDewar and Worley, 1969RDSH
10.12 ± 0.03PIRefaey and Chupka, 1968RDSH
10.15 ± 0.05PIWatanabe, 1957RDSH
10.44PEBenoit and Harrison, 1977Vertical value; LLK
10.49 ± 0.03PEPeel and Willett, 1975Vertical value; LLK
10.42PERobin and Kuebler, 1973Vertical value; LLK
10.36PEKatsumata, Iwai, et al., 1973Vertical value; LLK
10.42PEBaker, Betteridge, et al., 1971Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH3+30.2 ± 0.2?EIOlmsted, Street, et al., 1964RDSH
CH3O+12.5?EIFriedman, Long, et al., 1957RDSH
C2H3+14.6?EIFriedman, Long, et al., 1957RDSH
C2H4O+10.27 ± 0.09CH4EIBowen and Maccoll, 1984LBLHLM
C2H4O+10.26CH4EIHolmes, Burgers, et al., 1982LBLHLM
C2H4O+10.23 ± 0.02CH4PIPotapov and Sorokin, 1972LLK
C2H4O+10.27 ± 0.03CH4PIRefaey and Chupka, 1968RDSH
C2H5O+10.20 ± 0.08CH3EIBowen and Maccoll, 1984LBLHLM
C2H5O+10.26CH3EILossing, 1977LLK
C2H5O+10.40 ± 0.03CH3PIPotapov and Sorokin, 1972LLK
C2H5O+10.70CH3EIHaney and Franklin, 1969RDSH
C2H5O+10.40CH3PIRefaey and Chupka, 1968RDSH
C3H6+~12.0 ± 0.9H2OEIBowen and Maccoll, 1984LBLHLM
C3H6+~12.0H2OPIRefaey and Chupka, 1968RDSH
C3H7+11.6OHPIRefaey and Chupka, 1968RDSH
C3H7O+≤10.48 ± 0.08HEIBowen and Maccoll, 1984LBLHLM
C3H7O+≤10.48HEILossing, 1977LLK
C3H7O+10.3 ± 0.5HPIPotapov and Sorokin, 1972LLK
C3H7O+10.6HPIRefaey and Chupka, 1968RDSH
C3H7O+11.85HEILambdin, Tuffly, et al., 1959RDSH

De-protonation reactions

C3H7O- + Hydrogen cation = Isopropyl Alcohol

By formula: C3H7O- + H+ = C3H8O

Quantity Value Units Method Reference Comment
Δr375.1 ± 1.0kcal/molD-EARamond, Davico, et al., 2000gas phase; B
Δr375.4 ± 2.1kcal/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr376.7 ± 1.0kcal/molCIDTDeTuri and Ervin, 1999gas phase; B
Δr375.7 ± 2.0kcal/molCIDCHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B
Quantity Value Units Method Reference Comment
Δr368.5 ± 1.1kcal/molH-TSRamond, Davico, et al., 2000gas phase; B
Δr368.8 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr369.1 ± 2.1kcal/molH-TSHaas and Harrison, 1993gas phase; Both metastable and 50 eV collision energy.; B

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

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Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References