2-Butynedinitrile (C4N2) C4N2(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -17.734 528.600 528.600 INFINITE 100 49.991 216.793 356.363 -13.957 529.237 523.919 -273.667 200 71.983 258.541 297.572 -7.806 531.171 517.925 -135.268 250 79.961 275.500 291.495 -3.999 532.341 514.480 -107.495 298.15 85.888 290.112 290.112 0. 533.460 510.937 -89.514 300 86.088 290.644 290.114 0.159 533.502 510.797 -88.938 350 90.899 304.290 291.181 4.588 534.590 506.926 -75.655 400 94.823 316.692 293.606 9.234 535.569 502.906 -65.673 450 98.158 328.058 296.811 14.061 536.417 498.770 -57.896 500 101.091 338.554 300.467 19.043 537.132 494.548 -51.665 600 106.147 357.446 308.425 29.413 538.205 485.923 -42.303 700 110.417 374.138 316.643 40.247 538.905 477.150 -35.605 800 114.050 389.126 324.782 51.475 539.340 468.295 -30.577 900 117.130 402.742 332.699 63.038 539.588 459.398 -26.663 1000 119.730 415.222 340.336 74.885 539.703 450.481 -23.531 1100 121.921 426.739 347.674 86.971 539.716 441.557 -20.968 1200 123.768 437.429 354.714 99.258 539.649 432.636 -18.832 1300 125.329 447.399 361.464 111.715 539.516 423.724 -17.025 1400 126.654 456.737 367.940 124.316 539.325 414.823 -15.477 1500 127.784 465.514 374.155 137.039 539.082 405.938 -14.136 1600 128.751 473.793 380.126 149.867 538.791 397.071 -12.963 1700 129.584 481.624 385.868 162.785 538.455 388.224 -11.929 1800 130.305 489.052 391.396 175.780 538.075 379.398 -11.010 1900 130.933 496.114 396.723 188.843 537.651 370.594 -10.188 2000 131.481 502.844 401.862 201.964 537.186 361.813 -9.450 2100 131.963 509.271 406.825 215.137 536.679 353.057 -8.782 2200 132.388 515.420 411.623 228.355 536.130 344.325 -8.175 2300 132.764 521.314 416.265 241.613 535.541 335.620 -7.622 2400 133.099 526.971 420.760 254.906 534.910 326.941 -7.116 2500 133.398 532.411 425.118 268.231 534.239 318.290 -6.650 2600 133.667 537.648 429.346 281.585 533.526 309.666 -6.221 2700 133.908 542.697 433.451 294.964 532.772 301.070 -5.825 2800 134.126 547.571 437.441 308.366 531.978 292.503 -5.457 2900 134.323 552.281 441.320 321.788 531.142 283.964 -5.115 3000 134.502 556.838 445.095 335.230 530.265 275.456 -4.796 3100 134.665 561.251 448.771 348.688 529.348 266.977 -4.499 3200 134.813 565.529 452.353 362.162 528.389 258.529 -4.220 3300 134.950 569.679 455.846 375.650 527.388 250.111 -3.959 3400 135.075 573.710 459.254 389.152 526.347 241.724 -3.714 3500 135.189 577.627 462.580 402.665 525.264 233.369 -3.483 3600 135.295 581.437 465.829 416.189 524.140 225.045 -3.265 3700 135.393 585.145 469.004 429.724 522.975 216.752 -3.060 3800 135.484 588.757 472.108 443.268 521.768 208.492 -2.866 3900 135.567 592.278 475.144 456.820 520.519 200.264 -2.682 4000 135.645 595.711 478.116 470.381 519.230 192.069 -2.508 4100 135.718 599.061 481.025 483.949 517.898 183.906 -2.343 4200 135.785 602.333 483.874 497.524 516.525 175.777 -2.186 4300 135.848 605.528 486.667 511.106 515.110 167.680 -2.037 4400 135.907 608.652 489.404 524.694 513.654 159.617 -1.895 4500 135.962 611.707 492.088 538.287 512.155 151.588 -1.760 4600 136.014 614.696 494.721 551.886 510.615 143.592 -1.631 4700 136.062 617.621 497.305 565.490 509.034 135.630 -1.507 4800 136.108 620.487 499.841 579.098 507.410 127.703 -1.390 4900 136.151 623.293 502.332 592.711 505.744 119.809 -1.277 5000 136.191 626.044 504.779 606.328 504.036 111.950 -1.170 5100 136.229 628.742 507.183 619.949 502.285 104.126 -1.066 5200 136.265 631.387 509.546 633.574 500.493 96.336 -0.968 5300 136.299 633.983 511.870 647.202 498.658 88.581 -0.873 5400 136.331 636.531 514.155 660.834 496.781 80.862 -0.782 5500 136.361 639.033 516.403 674.468 494.861 73.177 -0.695 5600 136.390 641.490 518.614 688.106 492.899 65.528 -0.611 5700 136.418 643.905 520.791 701.746 490.894 57.914 -0.531 5800 136.444 646.278 522.935 715.389 488.846 50.335 -0.453 5900 136.468 648.610 525.045 729.035 486.754 42.793 -0.379 6000 136.492 650.904 527.124 742.683 484.619 35.286 -0.307