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preface to fifteenth edition

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THERMODYNAMIC PROPERTIES 6.51<br />

TABLE 6.2<br />

Heats of Fusion, Vaporization, and Sublimation and Specific Heat at Various Temperatures of<br />

Organic Compounds<br />

Abbreviations Used in the Table<br />

Hm, enthalpy of melting (at the melting point) in kJ · mol 1<br />

Hv, enthalpy of vaporization (at the boiling point) in kJ · mol 1<br />

Hs, enthalpy of sublimation (or vaporization at 298 K) in kJ · mol 1<br />

C p , specific heat (at temperature specified on the Kelvin scale) for the physical state in existence (or specified:<br />

c, lq, g) at that temperature in J · K 1 ·mol 1<br />

Ht, enthalpy of transition (at temperature specified, superscript, measured in degrees Celsius) in kJ · mol 1<br />

C p<br />

Substance Hm Hv Hs 400 K 600 K 800 K 1000 K<br />

Acenaphthene 21.54 54.73 86.2<br />

Acenaphthylene 73.0<br />

Acetaldehyde 3.24 25.8 25.5 66.3(g) 85.9 101.3 112.5<br />

Acetamide 15.71 56.1 78.7<br />

Acetanilide 64.7 80.8<br />

Acetic acid 11.54 23.7 23.4 79.7 106.2 125.5 139.3<br />

Acetic anhydride 10.5 38.2 48.3 129.1 174.1 204.6 226.4<br />

Ace<strong>to</strong>ne 5.69 29.1 31.0 92.1 122.8 144.9 162.0<br />

Ace<strong>to</strong>nitrile, Ht 0.22 56 8.17 29.8 32.9 61.2 76.8 89.0 98.3<br />

Ace<strong>to</strong>phenone 38.8 55.9<br />

Acetyl bromide 33.1<br />

Acetyl chloride 30.1 78.9 97.0 110.0 119.7<br />

Acetylene 3.8 17.0 21.3 50.1 58.1 63.5 68.0<br />

Acetylene-d 2 54.8 61.9 67.4 71.8<br />

Acetylenedicarbonitrile 28.8 94.8 106.2 114.1 119.8<br />

Acetyl fluoride 25.1<br />

Acetyl iodide 38.5<br />

Acrylic acid 11.16 44.1 54.3 96.0 123.4 142.0 155.3<br />

Acrylonitrile 6.23 32.6 33.5 76.8 96.7 110.6 120.8<br />

Adamantane 59.7<br />

Adenine 108.8<br />

-Alanine 138.1<br />

Allyl tert-butyl sulfide 44.4<br />

Allyl ethyl sulfone 83.7<br />

Allyl ethyl sulfoxide 71.6<br />

Allyl methyl sulfone 79.5<br />

Allyl trichloroacetate 52.3<br />

3-Aminoace<strong>to</strong>phenone 12.1<br />

4-Aminoace<strong>to</strong>phenone 15.9<br />

2-Aminobenzoic acid 20.5 104.9<br />

3-Aminobenzoic acid 21.8 128.0<br />

4-Aminobenzoic acid 20.9 116.1<br />

2-Aminoethanol 20.5 50.9<br />

Aniline 10.56 42.4 55.8 143.0 192.8 225.1 230.9<br />

Anthracene 28.83 56.5 101.5<br />

9,10-Anthraquinone 88.5 112.1<br />

cis-Azobenzene 22.04 92.9<br />

trans-Azobenzene 22.6 93.8<br />

Azobutane 49.3<br />

Azomethane 93.9 123.1 145.7 162.6<br />

Azomethane-d 6 110.7 142.8 165.2 180.6

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