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All results from a given calculation for C6H12 ((Z)-hex-2-ene)

using model chemistry: QCISD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (C1)

Jump to S1C2
Vibrational Frequencies calculated at QCISD/TZVP
Rotational Constants (cm-1) from geometry optimized at QCISD/TZVP
See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/TZVP
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at QCISD/TZVP
 hartrees
Energy at 0K-235.219873
Energy at 298.15K-235.232028
HF Energy-234.253272
Nuclear repulsion energy230.311846
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3182 3040 53.93      
2 A 3160 3018 13.58      
3 A 3152 3011 12.95      
4 A 3130 2990 42.19      
5 A 3127 2988 73.24      
6 A 3113 2974 4.85      
7 A 3111 2972 22.49      
8 A 3089 2950 5.98      
9 A 3058 2921 27.77      
10 A 3056 2919 31.99      
11 A 3053 2916 40.49      
12 A 3045 2909 12.51      
13 A 1746 1668 2.30      
14 A 1532 1463 6.40      
15 A 1525 1457 4.17      
16 A 1524 1456 5.69      
17 A 1515 1447 0.09      
18 A 1509 1441 0.69      
19 A 1500 1433 4.07      
20 A 1466 1400 6.29      
21 A 1446 1381 2.12      
22 A 1438 1374 2.33      
23 A 1415 1352 0.47      
24 A 1346 1286 0.06      
25 A 1322 1263 4.28      
26 A 1313 1255 0.67      
27 A 1279 1222 0.13      
28 A 1190 1136 0.14      
29 A 1137 1086 0.91      
30 A 1080 1032 2.69      
31 A 1079 1030 1.07      
32 A 1074 1026 2.27      
33 A 1016 971 3.61      
34 A 954 912 0.13      
35 A 928 886 2.44      
36 A 914 873 3.03      
37 A 886 846 3.19      
38 A 753 720 1.53      
39 A 707 675 32.91      
40 A 571 546 4.74      
41 A 460 440 0.92      
42 A 363 347 0.00      
43 A 292 279 0.03      
44 A 239 228 0.00      
45 A 198 189 0.02      
46 A 93 89 0.25      
47 A 89 85 0.01      
48 A 33 32 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 36602.4 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 34966.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD/TZVP
ABC
0.27711 0.05023 0.04614

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.454 0.964 -0.066
C2 1.992 -0.466 -0.149
C3 0.774 -0.947 0.126
C4 -0.440 -0.178 0.568
C5 -1.573 -0.238 -0.464
C6 -2.821 0.515 -0.006
H7 1.650 1.650 0.198
H8 3.247 1.068 0.681
H9 2.870 1.285 -1.025
H10 2.750 -1.175 -0.470
H11 0.619 -2.017 0.003
H12 -0.191 0.867 0.766
H13 -0.802 -0.598 1.515
H14 -1.211 0.181 -1.408
H15 -1.824 -1.285 -0.662
H16 -3.615 0.460 -0.755
H17 -3.207 0.096 0.927
H18 -2.596 1.571 0.168

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.50452.55123.17484.22095.29421.08961.09401.09372.19673.50102.77453.94183.98084.86986.12875.81245.0913
C21.50451.33752.55153.58574.91382.17152.14812.14541.08702.07712.71653.25423.50203.93665.71525.33865.0292
C32.55121.33751.50432.52213.88392.74263.23743.27052.07601.08802.15312.13002.75142.73644.69334.19344.2074
C43.17482.55151.50431.53362.54562.80173.89313.95383.49992.19631.09251.09682.15162.15753.49852.80372.8046
C54.22093.58572.52211.53361.52783.79385.12284.72974.42342.86132.15472.15341.09461.09532.17802.17192.1718
C65.29424.91383.88392.54561.52784.61786.13165.83235.84034.27152.76352.76182.16042.15971.09241.09361.0936
H71.08962.17152.74262.80173.79384.61781.76671.76563.10493.81502.08023.57823.59544.62945.48185.15184.2469
H81.09402.14813.23743.89315.12286.13161.76671.76042.56934.10873.44494.45695.00235.74927.03686.53115.8865
H91.09372.14543.27053.95384.72975.83231.76561.76042.52434.12613.57104.84534.24485.36386.54276.49245.6015
H102.19671.08702.07603.49994.42345.84033.10492.56932.52432.33983.78834.10984.29094.57976.57826.24956.0436
H113.50102.07711.08802.19632.86134.27153.81504.10874.12612.33983.09182.51383.18962.63554.96394.46764.8203
H122.77452.71652.15311.09252.15472.76352.08023.44493.57103.78833.09181.75512.49763.05603.76853.11692.5757
H133.94183.25422.13001.09682.15342.76183.57824.45694.84534.10982.51381.75513.05222.50053.76592.57103.1199
H143.98083.50202.75142.15161.09462.16043.59545.00234.24484.29093.18962.49763.05221.75612.50683.07302.5162
H154.86983.93662.73642.15751.09532.15974.62945.74925.36384.57972.63553.05602.50051.75612.50282.51903.0727
H166.12875.71524.69333.49852.17801.09245.48187.03686.54276.57824.96393.76853.76592.50682.50281.76851.7674
H175.81245.33864.19342.80372.17191.09365.15186.53116.49246.24954.46763.11692.57103.07302.51901.76851.7676
H185.09135.02924.20742.80462.17181.09364.24695.88655.60156.04364.82032.57573.11992.51623.07271.76741.7676

picture of (Z)-hex-2-ene state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.614 C1 C2 H10 114.960
C2 C1 H7 112.695 C2 C1 H8 110.522
C2 C1 H9 110.323 C2 C3 C4 127.655
C2 C3 H11 117.457 C3 C2 H10 117.426
C3 C4 C5 112.240 C3 C4 H12 111.027
C3 C4 H13 108.935 C4 C3 H11 114.877
C4 C5 C6 112.511 C4 C5 H14 108.757
C4 C5 H15 109.179 C5 C4 H12 109.115
C5 C4 H13 108.764 C5 C6 H16 111.367
C5 C6 H17 110.807 C5 C6 H18 110.804
C6 C5 H14 109.836 C6 C5 H15 109.747
H7 C1 H8 108.013 H7 C1 H9 107.934
H8 C1 H9 107.152 H12 C4 H13 106.576
H14 C5 H16 94.114 H16 C6 H17 107.996
H16 C6 H18 107.894 H17 C6 H18 107.832
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability