C
| Formula | State of agg. | μ [kG] |
Temp. coeff. [G/K] |
Ref. |
| C | gaseous | 671,29 | -157,99 | 1 |
| C | gaseous | 669,58 | -157,99 | 2 |
| C diamond | solid | 2,90 | -2,38 | 1 |
| C graphite | solid | 0,00 | -5,74 | 1 |
| C graphite | solid | 0,00 | -5,69 | 2 |
| C- | gaseous | 550,66 | -151,28 | 2 |
| C+ | gaseous | 1757,96 | -154,55 | 5 |
| CBr4 | gaseous | 66,94 | -357,94 | 1 |
| CBr4 monoclinic | solid | 47,70 | -212,55 | 1 |
| CCl2O carbonyl chloride | gaseous | -204,60 | -283,42 | 1 |
| CCl2O carbonyl chloride | gaseous | -205,94 | -283,74 | 2 |
| CCl2O carbonyl chloride | gaseous | -210,52 | -289,40 | 3 |
| CCl4 | gaseous | -60,63 | -309,74 | 1 |
| CCl4 | gaseous | -53,67 | -309,70 | 2 |
| CCl4 | liquid | -65,27 | -216,40 | 1 |
| CF4 | gaseous | -878,64 | -261,50 | 1 |
| CF4 | gaseous | -888,54 | -261,31 | 2 |
| CH | gaseous | 560,75 | -182,92 | 2 |
| CHCl3 chloroform | gaseous | -70,41 | -295,51 | 2 |
| CHO2- formiate | aq. sol. | -351,04 | -92,05 | 1 |
| CH2 | gaseous | 371,87 | -181,04 | 2 |
| CH2 polyethylene | solid | 4,40 | -25,34 | 7 |
| CH2Cl2 dichloromethane | gaseous | -68,97 | -270,18 | 2 |
| CH2O formaldehyde | gaseous | -112,97 | -218,66 | 1 |
| CH2O formaldehyde | gaseous | -109,90 | -218,66 | 2 |
| CH2O formaldehyde | gaseous | -109,93 | -218,80 | 3 |
| CH2O2 formic acid |
gaseous | -350,03 | -251,60 | 3 |
| CH2O2 formic acid | liquid | -359,57 | -129,00 | 3 |
| CH2O2 formic acid | aq. sol. | -372,38 | -163,18 | 1 |
| CH3 | gaseous | 147,92 | -194,05 | 2 |
| CH3Cl chloromethane | gaseous | -62,95 | -234,26 | 2 |
| CH3Cl chloromethane | gaseous | -58,26 | -233,50 | 3 |
| CH3NO2 nitromethane | gaseous | -6,92 | -275,00 | 3 |
| CH3NO2 nitromethane | liquid | -14,55 | -171,90 | 3 |
| CH3NO3 methylnitrate | liquid | -40,52 | -217,00 | 3 |
| CH4 | gaseous | -50,75 | -186,15 | 1 |
| CH4 methane | gaseous | -50,81 | -186,10 | 2 |
| CH4 methane | gaseous | -50,89 | -186,19 | 3 |
| CH4N2O urea |
solid | -196,82 | -104,60 | 1 |
| CH4N2O urea |
solid | -197,02 | -104,60 | 3 |
| CH4O methanol | gaseous | -162.52 | -239,70 | 3 |
| CH4O methanol | liquid | -166,36 | -126,78 | 1 |
| CH4O methanol | liquid | -166,34 | -126,70 | 3 |
| CH5N methylamine | liquid | 35,56 | -150,21 | 1 |
| CH5N methylamine | gaseous | 27,52 | -241,60 | 3 |
| CN- | aq. sol. | 172,38 | -94,14 | 1 |
| CNH hydrogen cyanide |
gaseous | 124,71 | -201,71 | 2 |
| CNH hydrogen cyanide | gaseous | 120,12 | -201,90 | 3 |
| CNH hydrogen cyanide | liquid | 124,93 | -112,84 | 1 |
| CNH hydrogen cyanide | aq. sol. | 119,66 | -124,68 | 1 |
| CNO- cyanate | aq. sol. | -97,49 | -106,69 | 1 |
| CNOH cyanic acid | aq. sol. | -117,15 | -144,77 | 1 |
| CNS- thiocyanate | aq. sol. | 92,68 | -144,35 | 1 |
| CNSH thiocyanic acid |
aq. sol. | 97,53 | 1 | |
| CNSH isothiocyanic acid |
gaseous | 112,97 | -247,69 | 1 |
| CO | gaseous | -137,15 | -197,56 | 1 |
| CO | gaseous | -137,16 | -197,53 | 2 |
| CO2 | gaseous | -394,36 | -213,64 | 1 |
| CO2 | gaseous | -394,40 | -213,68 | 2 |
| CO2 | aq. sol. | -385,99 | 117,53 | 7 |
| CO2 in air |
solution | -4114,32 | -281,21 | 7 |
| CO2 in artery | solution | -401,75 | 7 | |
| CO2 in vein |
solution | -401,40 | 7 | |
| CO32- carbonate ion | aq. sol. | -527,90 | 56,90 | 1 |
| CO3H- hydrogen- carbonate ion |
aq. sol. | -586,85 | -91,21 | 1 |
| CO3H2 | aq. sol. | -608,25 | 7 | |
| CS | gaseous | 184,10 | -210,46 | 1 |
| S2 | gaseous | 66,91 | -237,79 | 2 |
| CS2 | liquid | 65,27 | -151,34 | 1 |
| C2 | gaseous | 781,72 | -199,27 | 2 |
| C2Cl2 dichloroethyne | gaseous | 198,41 | -271,96 | 2 |
| C2Cl4 tetrachloroethene | gaseous | 21,56 | -343,31 | 2 |
| C2Cl6 hexachloroethane | gaseous | -50,00 | -397,77 | 2 |
| C2H2 ethyne | gaseous | 209,20 | -200,83 | 1 |
| C2H2 ethyne | gaseous | 209,17 | -200,85 | 2 |
| C2H2 ethyne | gaseous | 209,24 | -200,80 | 3 |
| C2H3O2- acetic acid anion | aq. sol. | -369,41 | -86,61 | 1 |
| C2H4 ethene, ethylene | gaseous | 68,12 | -219,45 | 1 |
| C2H4 ethene, ethylene | gaseous | 68,36 | -219,22 | 2 |
| C2H4 ethene, ethylene | gaseous | 68,16 | -219,40 | 3 |
| C2H4O acetaldehyde | gaseous | -132,92 | -264,20 | 3 |
| C2H4O epoxyethane | gaseous | -11,84 | -243,70 | 3 |
| C2H4O2 acetic acid | gaseous | -378,95 | -282,50 | 3 |
| C2H4O2 acetic acid | liquid | -389,95 | -159,83 | 1 |
| C2H4O2 acetic acid | liquid | -390,28 | -159,80 | 3 |
| C2H4O2 acetic acid | aq. sol. | -396,56 | -178,66 | 1 |
| C2H4O4 formic acid, dimer | gaseous | -713,17 | -348,70 | 3 |
| C2H5 Cl chloroethane | gaseous | -52,95 | -274,80 | 3 |
| C2H5O2N aminoacetic acid | solid | -367,02 | -109,20 | 3 |
| C2H5O3N ethyl nitrate | liquid | -44,31 | -247,20 | 3 |
| C2H6 ethane | gaseous | -32,89 | -229,49 | 1 |
| C2H6 ethane | gaseous | -32,62 | -229,50 | 3 |
| C2H6O dimethyl ether | gaseous | -114,07 | -266,60 | 3 |
| C2H6O ethanol | gaseous | -168,57 | -282,00 | 3 |
| C2H6O ethanol | liquid | -174,89 | -160,67 | 1 |
| C2H6O ethanol | liquid | 174.72 | -160,70 | 3 |
| C2H6O2 ethane-1,2-diol, ethylene glycol |
liquid | -327,07 | -179,50 | 3 |
| C3H4 propadiene | gaseous | 202,38 | -234,90 | 3 |
| C3H4 propyne | gaseous | 194,16 | -248,10 | 3 |
| C3H6 propene | gaseous | 74,66 | -226,90 | 3 |
| C3H6 cyclopropane | gaseous | 104,11 | -237,90 | 3 |
| C3H6O propanone, acetone | gaseous | -151,82 | -294,90 | 3 |
| C3H6O propanone, acetone | liquid | -154,83 | -200,00 | 3 |
| C3H8 propane | gaseous | -23,43 | -269,90 | 3 |
| C4H6 but-1-ene | gaseous | 72,03 | -307,40 | 3 |
| C4H8 but-2-ene cis | gaseous | 67,20 | -300,80 | 3 |
| C4H8 but-2-ene trans | gaseous | 64,16 | -296,50 | 3 |
| C4H8O2 ethyl acetate | liquid | -323,19 | -259,00 | 3 |
| C4H10 butane | gaseous | -15,62 | -310,00 | 3 |
| C4H10 2-methylpropane | gaseous | -17,92 | -294,60 | 3 |
| C5H5N pyridine | gaseous | 190,31 | -282,80 | 3 |
| C5H5N pyridine | liquid | 181,33 | -177,90 | 3 |
| C5H5N5 adenine | solid | 294,63 | -151,00 | 3 |
| C5H10 cyclopentane | gaseous | 38,67 | -292,90 | 3 |
| C5H10 cyclopentane | liquid | 36,49 | -204,10 | 3 |
| C5H12 pentane | gaseous | -8,11 | -348,40 | 3 |
| C5H12 pentane | liquid | -9,21 | -262,70 | 3 |
| C5H12 2,2-dimethylpropane | gaseous | -15,18 | -306,40 | 3 |
| C6H5Cl chlorobenzene | liquid | 93,65 | -194,10 | 3 |
| C6H5NO2 nitrobenzene | liquid | 141,62 | -224,30 | 3 |
| C6H6 benzene | gaseous | 129,73 | -269,20 | 3 |
| C6H6O phenol | solid | -47,50 | -142,00 | 3 |
| C6H7N aminobenzene, aniline | gaseous | 165,18 | -301,00 | 3 |
| C6H7N aminobenzene, aniline | liquid | 147,58 | -192,00 | 3 |
| C6H10O5 glycogen | aq. sol. | -662,49 | 7 | |
| C6H12 cyclohexane | gaseous | 31,75 | -298,20 | 3 |
| C6H12 cyclohexane | liquid | 26,83 | -204,10 | 3 |
| C6H12O6 fruit sugar, fructose | aq. sol. | -915,59 | 7 | |
| C6H12O6 grape sugar, D-glucose |
solid | -910,49 | 7 | |
| C6H12O6 grape sugar, D-glucose | aq. sol. | -917,44 | 7 | |
| C6H12O6 D-glucose, in blood |
solution | -931,00 | 7 | |
| C6H14 hexane | gaseous | 0,30 | -386,80 | 3 |
| C6H14 hexane | liquid | -4,26 | -296,00 | 3 |
| C7H8 methylbenzene, toluene | gaseous | 122,39 | -319,70 | 3 |
| C7H8 methylbenzene, toluene | liquid | 110,61 | -219,00 | 3 |
| C8H18 octane | gaseous | 17,44 | -463,70 | 3 |
| C8H18 octane | liquid | 6,41 | -361,20 | 3 |
| C8H18 2,2,4-trimethylpentane | gaseous | 13,09 | -425,20 | 3 |
| C8H18 2,2,4-trimethylpentane | liquid | 6,32 | -330,00 | 3 |
| C10H15N5O10P2 ADP, pH 7 | aq. sol. | -2000,00 | 7 | |
| C10H16N5O13P3 ATP, pH 7 | aq. sol. | -2890,00 | 7 | |
| C12H22O11 cane sugar |
solid | -1543,52 | -360,00 | 3 |
| C12H22O11 cane sugar | aq. sol. | -1550,63 | 7 | |
| C12H22O11 cane sugar | aq. sol. | -1552,22 | 7 |
298,15 K; 101.325 Pa; pure or 1 mol/l; 1 G (Gibbs) = 1 J/mol