Methanol (data page) 2152371 210811246 2008-05-07T14:28:51Z Karlhahn 1872638 /* Structure and properties */ Fix scientific notation in magn suscept. This page provides supplementary chemical data on [[methanol]]. == Material Safety Data Sheet == <!-- KEEP this header, it is linked to from the infobox on the main article page --> The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet ([[Material safety data sheet|MSDS]]) for this chemical from a reliable source such as [http://www2.siri.org/msds/index.php SIRI], and follow its directions. MSDS is available at [http://www.jtbaker.com/msds/englishhtml/M2015.htm J.T. Baker]. == Structure and properties == <!-- KEEP this header, it is linked to from the infobox on the main article page --> {| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;" ! {{chembox header}} | Structure and properties |- | [[Index of refraction]], ''n''<sub>D</sub> | 1.328 at 20°C |- | [[Dielectric constant]], &epsilon;<sub>r</sub> | 32.66 at 20°C <!-- Please omit if not applicable --> |- | [[Bond strength (chemistry)|Bond strength]] | ? <!-- Specify which bond. Please omit if not applicable --> |- | [[Bond length]] | ? <!-- Specify which bond. Please omit if not applicable --> |- | [[Bond angle]] | all 109.5° <!-- Specify which angle, e.g. Cl-P-O. Please omit if not applicable --> |- | [[Magnetic susceptibility]]<ref>[http://nmr.chem.umn.edu/ResReports/NMR002.html NMR-002: Sample Devices and Magnetic Susceptibility<!-- Bot generated title -->]</ref> | 5.3×10<sup>−7</sup> cm<sup>3</sup>·g<sup>−1</sup> |- | [[Surface tension]] | 22.5 dyn/cm at 20°C |- | [[Viscosity]]<ref name="Lange1669">''Lange's Handbook of Chemistry'', 10th ed. pp1669-1674</ref> | 0.808 mPa·s at 0°C<br>0.690 mPa·s at 10°C<br>0.593 mPa·s at 20°C<br>0.449 mPa·s at 40°C<br>0.349 mPa·s at 60°C |- |} == Thermodynamic properties == <!-- KEEP this header, it is linked to from the infobox on the main article page --> {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;" ! {{chembox header}} | Phase behavior |- | [[Triple point]] | 175.5 K (&minus;97.7 °C), ? Pa |- | [[Critical point]] | 513 K (240 °C), 78.5 bar |- | [[Standard enthalpy change of fusion|Std enthalpy change<br/>of fusion]], &Delta;<sub>fus</sub>''H''<sup><s>o</s></sup> | ? kJ/mol |- | [[Standard entropy change of fusion|Std entropy change<br/>of fusion]], &Delta;<sub>fus</sub>''S''<sup><s>o</s></sup> | ? J/(mol&middot;K) |- | [[Standard enthalpy change of vaporization|Std enthalpy change<br/>of vaporization]], &Delta;<sub>vap</sub>''H''<sup><s>o</s></sup> | +37.4 kJ/mol |- | [[Standard entropy change of vaporization|Std entropy change<br/>of vaporization]], &Delta;<sub>vap</sub>''S''<sup><s>o</s></sup> | ? J/(mol&middot;K) |- ! {{chembox header}} | Solid properties |- | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], &Delta;<sub>f</sub>''H''<sup><s>o</s></sup><sub>solid</sub> | ? kJ/mol |- | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>solid</sub> | ? J/(mol K) |- | [[Heat capacity]], ''c<sub>p</sub>'' | ? J/(mol K) |- ! {{chembox header}} | Liquid properties |- | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], &Delta;<sub>f</sub>''H''<sup><s>o</s></sup><sub>liquid</sub> | &minus;238.4 kJ/mol |- | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>liquid</sub> | 127.2 J/(mol K) |- | [[Enthalpy of combustion]] Δ<sub>c</sub>''H''<sup><s>o</s></sup> | –715.0 kJ/mol |- | [[Heat capacity]], ''c<sub>p</sub>'' | 79.5 J/(mol K) |- ! {{chembox header}} | Gas properties |- | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], &Delta;<sub>f</sub>''H''<sup><s>o</s></sup><sub>gas</sub> | &minus;201 kJ/mol |- | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>gas</sub> | 239.9 J/(mol K) |- | [[Heat capacity]],<ref name="lange1525">''Lange's Handbook of Chemistry'' 10th ed, pp 1525-1528</ref><ref name="crc1582">''CRC Handbook of Chemistry and Physics'' 44th ed. pp 2582-2584</ref> ''c<sub>p</sub>'' | 52.29 J/(mol K) at 77°C<br>61.43 J/(mol K) at 100-223°C |- | [[Heat capacity ratio]],<ref name="lange1525"/><ref name="crc1582"/><br> ''&gamma;'' = ''c<sub>p</sub>''/''c<sub>v</sub>'' | 1.203 at 77°C |- | [[van der Waals equation|van der Waals' constants]]<ref name="lange1522">''Lange's Handbook of Chemistry'' 10th ed, pp 1522-1524</ref> | a = 964.9 L<sup>2</sup> kPa/mol<sup>2</sup><br> b = 0.06702 liter per mole |- |} == Spectral data == <!-- KEEP this header, it is linked to from the infobox on the main article page --> {| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;" ! {{chembox header}} | [[UV/VIS spectroscopy|UV-Vis]] |- | [[Lambda-max|&lambda;<sub>max</sub>]] | ? [[Nanometre|nm]] |- | [[Extinction coefficient]], &epsilon; | ? |- ! {{chembox header}} | [[Infrared|IR]] |- | Major absorption bands<ref name="aist">{{cite web| url=http://www.aist.go.jp/RIODB/SDBS/cgi-bin/cre_index.cgi | title= Spectral Database for Organic Compounds |publisher= [[National Institute of Advanced Industrial Science and Technology |Advanced Industrial Science and Technology]] | format=Queriable database| accessdaymonth=9 June| accessyear=2007}}</ref> | {| |- | colspan="2" align="center" | (liquid film) |- ! Wave number !! transmittance |- | 3347&nbsp;[[Centimetre|cm]]<sup>&minus;1</sup> || 6% |- | 3336&nbsp;cm<sup>&minus;1</sup> || 8% |- | 2945&nbsp;cm<sup>&minus;1</sup> || 18% |- | 2833&nbsp;cm<sup>&minus;1</sup> || 22% |- | 2522&nbsp;cm<sup>&minus;1</sup> || 77% |- | 2046&nbsp;cm<sup>&minus;1</sup> || 84% |- | 1460&nbsp;cm<sup>&minus;1</sup> || 47% |- | 1116&nbsp;cm<sup>&minus;1</sup> || 62% |- | 1030&nbsp;cm<sup>&minus;1</sup> || 4% |- | 662&nbsp;cm<sup>&minus;1</sup> || 58% |} |- ! {{chembox header}} | [[NMR Spectroscopy|NMR]] |- | [[Proton NMR]] <!-- Link to image of spectrum --> | &nbsp; |- | [[Carbon-13 NMR]] <!-- Link to image of spectrum --> | &nbsp; |- | Other NMR data <!-- Insert special data e.g. <sup>19</sup>F chem. shifts, omit if not used --> | &nbsp; |- ! {{chembox header}} | [[Mass Spectrometry|MS]] |- | Masses of <br>main fragments | &nbsp; <!-- Give list of major fragments --> |- |} ==Vapor pressure of liquid== {| |- | {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: white; border-collapse: collapse; border-color: #C0C090;" |- | {{chembox header}} | '''P in mm Hg''' | 1 || 10 || 40 || 100 || 400 || 760 || 1520 || 3800 || 7600 || 15200 || 30400|| 45600 |- | {{chembox header}} | '''T in °C''' | –44.0 || –16.2 || 5.0 || 21.2 || 49.9 || 64.7 || 84.0 || 112.5 || 138.0 || 167.8 || 203.5 || 224.0 |}<br> Table data obtained from ''CRC Handbook of Chemistry and Physics'' 44th ed. |- | {| | [[image:MeOHvaporpressureL.png|thumb|283px|left|Methanol vapor pressure vs. temperature. Uses formula: <math>\scriptstyle P_{mmHg} = 10^{7.87863 - \frac {1473.11.3} {230.0+T}}</math> from ''Lange's Handbook of Chemistry'' 10th ed.]] | [[Image:MeOHlogVaporpressure.png|thumb|508px|left|Log<sub>10</sub> of methanol vapor pressure vs. temperature. Uses formula: <math>\scriptstyle \log_{10} {P_{mmHg}} = 7.87863 - \frac {1473.11.3} {230.0+T}</math> from ''Lange's Handbook of Chemistry'' 10th ed.]] |} |} <br clear="all"> ==Properties of [[aqueous]] methanol solutions== Data obtained from ''Lange's Handbook of Chemistry'', 10th ed. and ''CRC Handbook of Chemistry and Physics'' 44th ed. The annotation, '''d a°C/b°C''', indicates density of solution at temperature '''a''' divided by density of pure water at temperature '''b'''. {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: {{{bgc|white}}}; border-collapse: collapse; border-color: {{{bc|#C0C090}}};" |- {{chembox header}} | '''% wt<br>methanol''' || '''% vol<br>methanol''' || '''d 15.6°C/4°C''' || '''d 0°C/4°C''' || '''d 10°C/4°C''' || '''d 20°C/4°C''' || '''freezing<br>temp °C''' |- | 0 || 0 || 0.99908 || 0.99984|| 0.99970 || 0.99820 || 0.0 |- | 1 || 1.25 || 0.99728 || 0.9981 || 0.9980 || 0.9965 || |- | 2 || 2.50 || 0.99543 || 0.9963 || 0.9962 || 0.9943 || |- | 3 || 3.75 || 0.99370 || 0.9946 || 0.9945 || 0.9931 || |- | 3.9 || 5 || 0.9938 || || || || –2.2 |- | 4 || 4.99 || 0.99198 || 0.9930 || 0.9929 || 0.9914 || |- | 5 || 6.22 || 0.99029 || 0.9914 || 0.9912 || 0.9896 || |- | 6 || 7.45 || 0.98864 || 0.9899 || 0.9896 || 0.9880 || |- | 7 || 8.68 || 0.98701 || 0.9884 || 0.9881 || 0.9863 || |- | 8 || 9.91 || 0.98547 || 0.9870 || 0.9865 || 0.9847 || |- | 8.1 || 10 || 0.9872 || || || || –5.0 |- | 9 || 11.13 || 0.98547 || 0.9856 || 0.9849 || 0.9831 || |- | 10 || 12.35 || 0.98241 || 0.9842 || 0.9834 || 0.9815 || |- | 11 || 13.56 || 0.98093 || 0.9829 || 0.9820 || 0.9799 || |- | 12 || 14.77 || 0.97945 || 0.9816 || 0.9805 || 0.9784 || |- | 12.2 || 15 || 0.9810 || || || || –8.3 |- | 13 || 15.98 || 0.97802 || 0.9804 || 0.9791 || 0.9768 || |- | 14 || 17.18 || 0.97660 || 0.9792 || 0.9778 || 0.9754 || |- | 15 || 18.38 || 0.97518 || 0.9780 || 0.9764 || 0.9740 || |- | 16 || 19.58 || 0.97377 || 0.9769 || 0.9751 || 0.9725 || |- | 16.4 || 20 || 0.975 || || || || –11.7 |- | 17 || 20.77 || 0.97237 || 0.9758 || 0.9739 || 0.9710 || |- | 18 || 21.96 || 0.97096 || 0.9747 || 0.9726 || 0.9696 || |- | 19 || 23.15 || 0.96955 || 0.9736 || 0.9713 || 0.9681 || |- | 20 || 24.33 || 0.96814 || 0.9725 || 0.9700 || 0.9666 || |- | 20.6 || 25 || 0.968 || || || || –15.6 |- | 21 || 25.51 || 0.96673 || 0.9714 || 0.9687 || 0.9651 || |- | 22 || 26.69 || 0.96533 || 0.9702 || 0.9673 || 0.9636 || |- | 23 || 27.86 || 0.96392 || 0.9690 || 0.9660 || 0.9622 || |- | 24 || 29.03 || 0.96251 || 0.9678 || 0.9646 || 0.9607 || |- | 24.9 || 30 || 0.964 || || || || –20.0 |- | 25 || 30.19 || 0.96108 || 0.9666 || 0.9632 || 0.9592 || |- | 26 || 31.35 || 0.95963 || 0.9654 || 0.9628 || 0.9576 || |- | 27 || 32.51 || 0.95817 || 0.9642 || 0.9604 || 0.9562 || |- | 28 || 33.66 || 0.95668 || 0.9629 || 0.9590 || 0.9546 || |- | 29 || 34.81 || 0.95518 || 0.9616 || 0.9575 || 0.9531 || |- | 29.2 || 35 || 0.957 || || || || –25.0 |- | 30 || 35.95 || 0.95366 || 0.9604 || 0.9560 || 0.9515 || |- | 31 || 37.09 || 0.95213 || 0.9590 || 0.9546 || 0.9499 || |- | 32 || 38.22 || 0.95056 || 0.9576 || 0.9531 || 0.9483 || |- | 33 || 39.35 || 0.94896 || 0.9563 || 0.9516 || 0.9466 || |- | 33.6 || 40 || 0.950 || || || || –30.0 |- | 34 || 40.48 || 0.94734 || 0.9549 || 0.9500 || 0.9450 || |- | 35 || 41.59 || 0.94570 || 0.9534 || 0.9484 || 0.9433 || |- | 36 || 42.71 || 0.94404 || 0.9520 || 0.9469 || 0.9416 || |- | 37 || 43.82 || 0.94237 || 0.9505 || 0.9453 || 0.9398 || |- | 38 || 44.92 || 0.94067 || 0.9490 || 0.9437 || 0.9381 || –35.6 |- | 39 || 46.02 || 0.93894 || 0.9475 || 0.9420 || 0.9363 || |- | 40 || 47.11 || 0.93720 || 0.9459 || 0.9403 || 0.9345 || |- | 41 || 48.20 || 0.93543 || 0.9443 || 0.9387 || 0.9327 || |- | 42 || 49.28 || 0.93365 || 0.9427 || 0.9370 || 0.9309 || |- | 43 || 50.35 || 0.93185 || 0.9411 || 0.9352 || 0.9290 || |- | 44 || 51.42 || 0.93001 || 0.9395 || 0.9334 || 0.9272 || |- | 45 || 52.49 || 0.92815 || 0.9377 || 0.9316 || 0.9252 || |- | 46 || 53.54 || 0.92627 || 0.9360 || 0.9298 || 0.9234 || |- | 47 || 54.60 || 0.92436 || 0.9342 || 0.9279 || 0.9214 || |- | 48 || 55.64 || 0.92242 || 0.9324 || 0.9260 || 0.9196 || |- | 49 || 56.68 || 0.92048 || 0.9306 || 0.9240 || 0.9176 || |- | 50 || 57.71 || 0.91852 || 0.9287 || 0.9221 || 0.9156 || |- | 51 || 58.74 || 0.91653 || 0.9269 || 0.9202 || 0.9135 || |- | 52 || 59.76 || 0.91451 || 0.9250 || 0.9182 || 0.9114 || |- | 53 || 60.77 || 0.91248 || 0.9230 || 0.9162 || 0.9094 || |- | 54 || 61.78 || 0.91044 || 0.9211 || 0.9142 || 0.9073 || |- | 55 || 62.78 || 0.90839 || 0.9191 || 0.9122 || 0.9052 || |- | 56 || 63.78 || 0.90631 || 0.9172 || 0.9101 || 0.9032 || |- | 57 || 64.77 || 0.90421 || 0.9151 || 0.9080 || 0.9010 || |- | 58 || 65.75 || 0.90210 || 0.9131 || 0.9060 || 0.8988 || |- | 59 || 66.73 || 0.89996 || 0.9111 || 0.9039 || 0.8968 || |- | 60 || 67.69 || 0.89781 || 0.9090 || 0.9018 || 0.8946 || |- | 61 || 68.65 || 0.89563 || 0.9068 || 0.8998 || 0.8924 || |- | 62 || 69.61 || 0.89341 || 0.9046 || 0.8977 || 0.8902 || |- | 63 || 70.55 || 0.89117 || 0.9024 || 0.8955 || 0.8879 || |- | 64 || 71.49 || 0.88890 || 0.9002 || 0.8933 || 0.8856 || |- | 65 || 72.42 || 0.88662 || 0.8980 || 0.8911 || 0.8834 || |- | 66 || 73.34 || 0.88433 || 0.8958 || 0.8888 || 0.8811 || |- | 67 || 74.26 || 0.88203 || 0.8935 || 0.8865 || 0.8787 || |- | 68 || 75.17 || 0.87971 || 0.8913 || 0.8842 || 0.8763 || |- | 69 || 76.08 || 0.87739 || 0.8891 || 0.8818 || 0.8738 || |- | 70 || 76.98 || 0.87507 || 0.8869 || 0.8794 || 0.8715 || |- | 71 || 77.86 || 0.87271 || 0.8847 || 0.8770 || 0.8690 || |- | 72 || 78.75 || 0.87033 || 0.8824 || 0.8747 || 0.8665 || |- | 73 || 79.62 || 0.86792 || 0.8801 || 0.8724 || 0.8641 || |- | 74 || 80.48 || 0.86546 || 0.8778 || 0.8699 || 0.8616 || |- | 75 || 81.34 || 0.86300 || 0.8754 || 0.8676 || 0.8592 || |- | 76 || 82.18 || 0.86051 || 0.8729 || 0.8651 || 0.8567 || |- | 77 || 83.02 || 0.85801 || 0.8705 || 0.8626 || 0.8542 || |- | 78 || 83.86 || 0.85551 || 0.8680 || 0.8602 || 0.8518 || |- | 79 || 84.68 || 0.85300 || 0.8657 || 0.8577 || 0.8494 || |- | 80 || 85.50 || 0.85048 || 0.8634 || 0.8551 || 0.8469 || |- | 81 || 86.31 || 0.84794 || 0.8610 || 0.8527 || 0.8446 || |- | 82 || 87.11 || 0.84536 || 0.8585 || 0.8501 || 0.8420 || |- | 83 || 87.90 || 0.84274 || 0.8560 || 0.8475 || 0.8394 || |- | 84 || 88.68 || 0.84009 || 0.8535 || 0.8449 || 0.8366 || |- | 85 || 89.45 || 0.83742 || 0.8510 || 0.8422 || 0.8340 || |- | 86 || 90.21 || 0.83475 || 0.8483 || 0.8394 || 0.8314 || |- | 87 || 90.97 || 0.83207 || 0.8456 || 0.8367 || 0.8286 || |- | 88 || 91.72 || 0.82937 || 0.8428 || 0.8340 || 0.8258 || |- | 89 || 92.46 || 0.82667 || 0.8400 || 0.8314 || 0.8230 || |- | 90 || 93.19 || 0.82396 || 0.8374 || 0.8287 || 0.8202 || |- | 91 || 93.92 || 0.82124 || 0.8347 || 0.8261 || 0.8174 || |- | 92 || 94.63 || 0.81849 || 0.8320 || 0.8234 || 0.8146 || |- | 93 || 95.33 || 0.81568 || 0.8293 || 0.8208 || 0.8118 || |- | 94 || 96.02 || 0.81285 || 0.8266 || 0.8180 || 0.8090 || |- | 95 || 96.70 || 0.80999 || 0.8240 || 0.8152 || 0.8062 || |- | 96 || 97.37 || 0.80713 || 0.8212 || 0.8124 || 0.8034 || |- | 97 || 98.04 || 0.80428 || 0.8186 || 0.8096 || 0.8005 || |- | 98 || 98.70 || 0.80143 || 0.8158 || 0.8068 || 0.7976 || |- | 99 || 99.35 || 0.79859 || 0.8130 || 0.8040 || 0.7948 || |- | 100 || 100 || 0.79577 || 0.8102 || 0.8009 || 0.7917 || –97.8 |- {{chembox header}} | '''% wt<br>methanol''' || '''% vol<br>methanol''' || '''d 15.6°C/4°C''' || '''d 0°C/4°C''' || '''d 10°C/4°C''' || '''d 20°C/4°C''' || '''freezing<br>temp °C''' |}<br clear="all"> ==Distillation data== {| |- valign="top" | {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: {{{bgc|white}}}; border-collapse: collapse; border-color: {{{bc|#C0C090}}};" |- | bgcolor="#D0D0D0" align=center colspan="3" | '''Vapor-Liquid Equilibrium<br>of Methanol/Water'''<ref name="cheric">{{cite web|url=http://www.cheric.org/research/kdb/hcvle/hcvle.php|title=Binary Vapor-Liquid Equilibrium Data|publisher=Chemical Engineering Research Information Center|format=Queriable database|accessdaymonth=7 May|accessyear=2007}}</ref><br>''P'' = 760 mm Hg; ''T'' = 72.4°C - 100.0°C |- {{chembox header}} ! rowspan="2" | BP<br>Temp.<br>°C ! colspan="2" | % by mole methanol |- {{chembox header}} ! liquid !! vapor |- | 100.00 || 0.0 || 0.0 |- | 99.25 || 0.5840 || 4.5705 |- | 96.9 || 1.2 || 11.4 |- | 95.7 || 2.6 || 15.7 |- | 92.2 || 5.0 || 29.3 |- | 90.15 || 7.38 || 36.65 |- | 87.5 || 10.2 || 43.0 |- | 86.50 || 11.76 || 48.55 |- | 84.8 || 14.0 || 51.4 |- | 84.3 || 15.0 || 52.2 |- | 82.9 || 17.5 || 56.0 |- | 81.5 || 20.0 || 59.0 |- | 78.0 || 30.0 || 67.5 |- | 75.4 || 40.0 || 73.5 |- | 73.7 || 47.3 || 76.5 |- | 72.6 || 52.6 || 79.4 |- | 72.4 || 54.0 || 80.1 |- |} | &nbsp; &nbsp; | {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: {{{bgc|white}}}; border-collapse: collapse; border-color: {{{bc|#C0C090}}};" |- | bgcolor="#D0D0D0" align=center colspan="3" | '''Vapor-Liquid Equilibrium<br>of Methanol/Water'''<ref name="cheric"/><br>''P'' = 760 mm Hg; ''T'' = 64.6°C - 72.0°C |- {{chembox header}} ! rowspan="2" | BP<br>Temp.<br>°C ! colspan="2" | % by mole methanol |- {{chembox header}} ! liquid !! vapor |- | 72.0 || 56.5 || 80.5 |- | 71.5 || 58.5 || 81.6 |- | 71.4 || 60.0 || 83.1 |- | 70.6 || 66.2 || 85.7 |- | 69.9 || 67.5 || 86.5 |- | 69.6 || 70.0 || 87.4 |- | 69.1 || 71.4 || 87.8 |- | 67.8 || 80.0 || 91.8 |- | 66.9 || 85.0 || 93.0 |- | 66.50 || 88.08 || 94.17 |- | 66.2 || 89.0 || 95.6 |- | 66.1 || 90.0 || 96.1 |- | 65.7 || 92.0 || 96.5 |- | 65.4 || 95.0 || 98.1 |- | 64.95 || 96.57 || 95.69 |- | 64.70 || 98.71 || 97.78 |- | 64.6 || 100.0 || 100.0 |- |} | &nbsp; &nbsp; | {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: {{{bgc|white}}}; border-collapse: collapse; border-color: {{{bc|#C0C090}}};" |- | bgcolor="#D0D0D0" align=center colspan="3" | '''Vapor-Liquid Equilibrium<br>of Methanol/Ethanol'''<ref name="cheric"/><br>''P'' = 760 mm Hg |- {{chembox header}} ! rowspan="2" | BP<br>Temp.<br>°C ! colspan="2" | % by mole methanol |- {{chembox header}} ! liquid !! vapor |- | 78.3 || 0.0 || 0.0 |- | 76.6 || 13.4 || 18.3 |- | 75.0 || 24.2 || 32.6 |- | 73.6 || 32.0 || 42.8 |- | 72.3 || 40.1 || 52.9 |- | 71.7 || 43.5 || 56.6 |- | 70.0 || 54.2 || 67.6 |- | 68.6 || 65.2 || 75.9 |- | 67.7 || 72.8 || 81.3 |- | 66.9 || 79.0 || 85.8 |- | 66.6 || 81.4 || 87.5 |- | 65.8 || 87.3 || 91.9 |- | 65.6 || 91.0 || 93.7 |- | 64.6 || 100.0 || 100.0 |- |} |} == References == <references/> *{{nist}} ([http://webbook.nist.gov/cgi/fluid.cgi?Action=Load&ID=C67561&Type=IsoBar&P=1&THigh=100&TLow=-40&TInc=10&RefState=DEF&TUnit=C&PUnit=bar&DUnit=mol%2Fl&HUnit=kJ%2Fmol&WUnit=m%2Fs&VisUnit=cP&STUnit=N%2Fm7 sample table of physical properties]) ==External links== *{{cite web|url=http://www.cheric.org/research/kdb/hcprop/showprop.php?cmpid=817|title=Properties of pure Methanol|publisher=Chemical Engineering Research Information Center|accessdaymonth=5 May|accessyear=2007}} Except where noted otherwise, data relate to [[standard ambient temperature and pressure]]. 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