This page provides supplementary chemical data on 1-Propanol (n -propanol).
Material Safety Data Sheet The handling of this chemical may incur notable safety precautions. It is highly recommended that you seek the Material Safety Datasheet (MSDS ) for this chemical from a reliable source.
Structure and properties Structure and properties Index of refraction , n D1.383 at 25 °C Abbe number ? Dielectric constant , εr20.1 ε0 at 25 °C Bond strength ? Bond length ? Bond angle ? Magnetic susceptibility ? Surface tension 23.78 dyn/cm at 20 °C Viscosity 3.893 mPa·s at 0 °C 2.52 mPa·s at 15 °C 2.256 mPa·s at 20 °C 1.72 mPa·s at 30 °C 1.405 mPa·s at 40 °C 1.130 mPa·s at 50 °C 0.760 mPa·s at 70 °C 3.893 mPa·s at 0 °C 2.52 mPa·s at 15 °C 2.256 mPa·s at 20 °C 1.72 mPa·s at 30 °C 1.405 mPa·s at 40 °C 1.130 mPa·s at 50 °C 0.760 mPa·s at 70 °C
Thermodynamic properties Phase behavior Triple point 148.75 K (−124.4 °C), ? Pa Critical point 536.9 K (263.8 °C), 5200 kPa Std enthalpy change of fusion , ΔfusH o5.37 kJ/mol Std entropy change of fusion , ΔfusS o36 J/(mol·K) Std enthalpy change of vaporization , ΔvapH o47.5 kJ/mol Std entropy change of vaporization , ΔvapS o126.6 J/(mol·K) Solid properties Std enthalpy change of formation , ΔfH osolid−763 kJ/mol Standard molar entropy , S osolid112.7 J/(mol K) Heat capacity , cp 106.3 J/(mol K) at −124 °C Liquid properties Std enthalpy change of formation , ΔfH oliquid−303.0 kJ/mol Standard molar entropy , S oliquid192.8 J/(mol K) Enthalpy of combustion , ΔcH o−2021 kJ/mol Heat capacity , cp 144.4 J/(mol K) Gas properties Std enthalpy change of formation , ΔfH ogas−255 kJ/mol Standard molar entropy , S ogas322.49 J/(mol K) Heat capacity , cp 85.56 J/(mol K) at 25° van der Waals' constants a = 1512 L2 kPa/mol2 b = 0.1029 liter per mole
Vapor pressure of liquid P in mm Hg 1 10 40 100 400 760 1520 3800 7600 15200 30400 45600 T in °C −15.0 14.7 36.4 52.8 82.0 97.8 117.0 149.0 177.0 210.8 250.0 —
Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.
log10 of n -propanol vapor pressure. Uses formula: log e P m m H g = {\displaystyle \scriptstyle \log _{e}P_{mmHg}=}log e ( 760 101.325 ) − 7.702226 log e ( T + 273.15 ) − 8002.693 T + 273.15 + 71.71697 + 3.950448 × 10 − 07 ( T + 273.15 ) 2 {\displaystyle \scriptstyle \log _{e}({\frac {760}{101.325}})-7.702226\log _{e}(T+273.15)-{\frac {8002.693}{T+273.15}}+71.71697+3.950448\times 10^{-07}(T+273.15)^{2}} obtained from CHERICDistillation data BP Temp. °C % by mole water Vapor-liquid Equilibrium for n -propanol/Water P = 100 kPa BP Temp. °C % by mole water liquid vapor 96.60 0.00 0.00 96.25 1.3 2.5 94.69 3.8 9.7 92.92 8.3 19.4 90.64 16.0 31.7 89.31 22.6 39.0 88.48 28.3 43.7 87.67 35.6 48.7 87.32 42.6 52.2 87.18 50.0 55.0 87.13 58.3 57.2 87.12 64.8 58.5 87.17 70.8 59.5 87.29 76.3 60.3 87.47 81.7 60.8 87.63 85.3 61.3 87.78 88.3 61.9 87.97 91.1 62.7 88.28 92.6 63.2 88.62 94.5 64.3 89.26 95.7 66.3 90.15 96.7 68.3 91.91 97.8 73.9 93.72 98.5 79.4 95.56 99.1 85.4 97.08 99.6 90.5 98.80 99.9 98.4 99.63 100.0 100.0Vapor-liquid Equilibrium for n -propanol/Methanol P = 760 mm Hg BP Temp. °C % by mole methanol liquid vapor 92.30 9.2 23.5 88.88 18.0 41.2 83.90 28.0 56.2 82.53 32.0 61.0 80.25 38.0 67.5 78.15 45.9 75.3 74.46 58.1 83.2 74.42 58.3 83.5 71.28 68.0 88.8 69.40 76.4 92.8 68.30 82.2 94.0 67.08 86.2 95.5 Vapor-liquid Equilibrium for n -propanol/Butanone P = 760 mm Hg BP Temp. °C % by mole butanone liquid vapor 94.8 5.4 12.5 93.0 9.3 20.6 91.8 12.8 27.1 90.3 17.1 33.7 88.9 23.5 41.3 87.7 28.4 46.9 86.1 36.6 54.7 84.9 44.0 60.5 83.8 53.3 67.7 83.5 57.2 70.1 82.5 64.1 74.8 81.6 73.0 81.0 81.0 80.4 85.9 80.4 87.9 90.9 79.9 94.3 95.7Vapor-liquid Equilibrium for n -propanol/Cyclohexane P = 101.325 kPa BP Temp. °C % by mole cyclohexane liquid vapor 80.42 100 100 77.42 96.46 88.36 76.40 95.27 85.29 75.71 93.97 83.35 75.18 91.59 80.91 74.92 89.52 79.43 74.59 86.19 77.89 74.40 80.52 76.29 74.33 78.11 75.69 74.29 75.91 75.13 74.27 74.19 74.75 74.28 71.43 74.30 74.33 68.00 73.70 74.43 64.26 72.87 74.49 61.21 72.20 74.77 54.09 70.71 75.23 48.00 69.53 75.59 41.10 67.48 76.78 33.29 64.73 77.72 28.53 62.71 79.12 23.01 59.03 81.11 17.35 53.39 82.69 14.44 49.70 84.90 10.73 42.87 86.64 8.44 38.28 89.34 4.75 28.90 90.65 3.60 24.39 91.88 2.70 19.94 92.85 2.13 16.06 93.44 1.64 13.64 97.0 0.0 0.0Vapor-liquid Equilibrium for n -propanol/n -Hexane P = 760 mm Hg BP Temp. °C % by mole n -propanol liquid vapor 77.70 2.3 13.6 70.05 6.0 25.7 68.25 11.7 42.4 64.70 21.0 55.8 64.10 24.6 60.0 63.90 28.6 63.7 62.25 39.8 67.2 62.20 41.7 67.2 61.90 49.3 69.1 61.55 59.3 70.6 61.60 65.7 72.0 61.65 67.3 72.5 61.60 72.8 72.7 61.80 87.2 75.8 62.50 92.3 79.9 63.90 97.5 85.6 Vapor-liquid Equilibrium for n -propanol/Acetone P = 760 mm Hg BP Temp. °C % by mole acetone liquid vapor 86.55 10.80 40.31 78.35 24.17 63.36 72.65 35.55 74.32 68.50 47.42 81.76 65.00 60.74 87.74 62.85 71.29 91.51Vapor-liquid Equilibrium for n -propanol/Water P = 100 kPaliquid vapor 96.60 0.00 0.00 96.25 1.3 2.5 94.69 3.8 9.7 92.92 8.3 19.4 90.64 16.0 31.7 89.31 22.6 39.0 88.48 28.3 43.7 87.67 35.6 48.7 87.32 42.6 52.2 87.18 50.0 55.0 87.13 58.3 57.2 87.12 64.8 58.5 87.17 70.8 59.5 87.29 76.3 60.3 87.47 81.7 60.8 87.63 85.3 61.3 87.78 88.3 61.9 87.97 91.1 62.7 88.28 92.6 63.2 88.62 94.5 64.3 89.26 95.7 66.3 90.15 96.7 68.3 91.91 97.8 73.9 93.72 98.5 79.4 95.56 99.1 85.4 97.08 99.6 90.5 98.80 99.9 98.4 99.63 100.0 100.0 Vapor-liquid Equilibrium for n -propanol/Methanol P = 760 mm Hg BP Temp. °C % by mole methanol liquid vapor 92.30 9.2 23.5 88.88 18.0 41.2 83.90 28.0 56.2 82.53 32.0 61.0 80.25 38.0 67.5 78.15 45.9 75.3 74.46 58.1 83.2 74.42 58.3 83.5 71.28 68.0 88.8 69.40 76.4 92.8 68.30 82.2 94.0 67.08 86.2 95.5Vapor-liquid Equilibrium for n -propanol/Methanol P = 760 mm HgBP Temp. °C % by mole methanol liquid vapor 92.30 9.2 23.5 88.88 18.0 41.2 83.90 28.0 56.2 82.53 32.0 61.0 80.25 38.0 67.5 78.15 45.9 75.3 74.46 58.1 83.2 74.42 58.3 83.5 71.28 68.0 88.8 69.40 76.4 92.8 68.30 82.2 94.0 67.08 86.2 95.5 Vapor-liquid Equilibrium for n -propanol/Butanone P = 760 mm Hg BP Temp. °C % by mole butanone liquid vapor 94.8 5.4 12.5 93.0 9.3 20.6 91.8 12.8 27.1 90.3 17.1 33.7 88.9 23.5 41.3 87.7 28.4 46.9 86.1 36.6 54.7 84.9 44.0 60.5 83.8 53.3 67.7 83.5 57.2 70.1 82.5 64.1 74.8 81.6 73.0 81.0 81.0 80.4 85.9 80.4 87.9 90.9 79.9 94.3 95.7Vapor-liquid Equilibrium for n -propanol/Butanone P = 760 mm HgBP Temp. °C % by mole butanone liquid vapor 94.8 5.4 12.5 93.0 9.3 20.6 91.8 12.8 27.1 90.3 17.1 33.7 88.9 23.5 41.3 87.7 28.4 46.9 86.1 36.6 54.7 84.9 44.0 60.5 83.8 53.3 67.7 83.5 57.2 70.1 82.5 64.1 74.8 81.6 73.0 81.0 81.0 80.4 85.9 80.4 87.9 90.9 79.9 94.3 95.7 Vapor-liquid Equilibrium for n -propanol/Cyclohexane P = 101.325 kPaBP Temp. °C % by mole cyclohexane liquid vapor 80.42 100 100 77.42 96.46 88.36 76.40 95.27 85.29 75.71 93.97 83.35 75.18 91.59 80.91 74.92 89.52 79.43 74.59 86.19 77.89 74.40 80.52 76.29 74.33 78.11 75.69 74.29 75.91 75.13 74.27 74.19 74.75 74.28 71.43 74.30 74.33 68.00 73.70 74.43 64.26 72.87 74.49 61.21 72.20 74.77 54.09 70.71 75.23 48.00 69.53 75.59 41.10 67.48 76.78 33.29 64.73 77.72 28.53 62.71 79.12 23.01 59.03 81.11 17.35 53.39 82.69 14.44 49.70 84.90 10.73 42.87 86.64 8.44 38.28 89.34 4.75 28.90 90.65 3.60 24.39 91.88 2.70 19.94 92.85 2.13 16.06 93.44 1.64 13.64 97.0 0.0 0.0 Vapor-liquid Equilibrium for n -propanol/n -Hexane P = 760 mm Hg BP Temp. °C % by mole n -propanol liquid vapor 77.70 2.3 13.6 70.05 6.0 25.7 68.25 11.7 42.4 64.70 21.0 55.8 64.10 24.6 60.0 63.90 28.6 63.7 62.25 39.8 67.2 62.20 41.7 67.2 61.90 49.3 69.1 61.55 59.3 70.6 61.60 65.7 72.0 61.65 67.3 72.5 61.60 72.8 72.7 61.80 87.2 75.8 62.50 92.3 79.9 63.90 97.5 85.6Vapor-liquid Equilibrium for n -propanol/n -Hexane P = 760 mm HgBP Temp. °C % by mole n -propanol liquid vapor 77.70 2.3 13.6 70.05 6.0 25.7 68.25 11.7 42.4 64.70 21.0 55.8 64.10 24.6 60.0 63.90 28.6 63.7 62.25 39.8 67.2 62.20 41.7 67.2 61.90 49.3 69.1 61.55 59.3 70.6 61.60 65.7 72.0 61.65 67.3 72.5 61.60 72.8 72.7 61.80 87.2 75.8 62.50 92.3 79.9 63.90 97.5 85.6 Vapor-liquid Equilibrium for n -propanol/Acetone P = 760 mm Hg BP Temp. °C % by mole acetone liquid vapor 86.55 10.80 40.31 78.35 24.17 63.36 72.65 35.55 74.32 68.50 47.42 81.76 65.00 60.74 87.74 62.85 71.29 91.51Vapor-liquid Equilibrium for n -propanol/Acetone P = 760 mm HgBP Temp. °C % by mole acetone liquid vapor 86.55 10.80 40.31 78.35 24.17 63.36 72.65 35.55 74.32 68.50 47.42 81.76 65.00 60.74 87.74 62.85 71.29 91.51
Spectral data UV-Vis λmax ? nm Extinction coefficient , ε? IR Major absorption bands ? cm −1 NMR Proton NMR Carbon-13 NMR Other NMR data MS Masses of main fragments
Linstrom, Peter (1997). . National Institute of Standards and Technology. doi :. {{cite journal}}:Cite journal requires |journal= (help)Except where noted otherwise, data relate to Standard temperature and pressure . Reliability of data general note. 