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All results from a given calculation for C6H12 (cis-1,2-dimethylcyclobutane)

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS 1A'
1 2 yes C1 1A

Conformer 1 (CS)

Jump to S1C2
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-235.923615
Energy at 298.15K 
HF Energy-235.923615
Nuclear repulsion energy251.275789
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 B3LYP/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' 3104 2997 95.43      
2 A' 3091 2984 48.72      
3 A' 3081 2974 26.58      
4 A' 3053 2947 18.15      
5 A' 3045 2940 49.25      
6 A' 3024 2920 41.94      
7 A' 1509 1457 6.49      
8 A' 1508 1456 7.61      
9 A' 1503 1451 4.69      
10 A' 1419 1370 6.39      
11 A' 1367 1320 2.51      
12 A' 1289 1245 0.22      
13 A' 1256 1212 2.00      
14 A' 1185 1144 0.85      
15 A' 1118 1079 1.38      
16 A' 1032 996 1.00      
17 A' 982 948 1.09      
18 A' 954 921 0.57      
19 A' 896 865 0.38      
20 A' 761 735 0.48      
21 A' 739 713 1.31      
22 A' 360 348 0.14      
23 A' 271 261 0.01      
24 A' 232 224 0.01      
25 A" 3085 2978 14.35      
26 A" 3080 2973 6.11      
27 A" 3077 2971 42.70      
28 A" 3043 2938 47.91      
29 A" 3028 2924 8.71      
30 A" 3019 2915 15.21      
31 A" 1494 1442 2.13      
32 A" 1493 1442 6.12      
33 A" 1482 1431 2.58      
34 A" 1411 1362 3.08      
35 A" 1372 1325 1.95      
36 A" 1297 1252 0.00      
37 A" 1274 1230 0.08      
38 A" 1244 1201 0.34      
39 A" 1185 1144 0.07      
40 A" 1116 1077 1.84      
41 A" 1024 989 1.99      
42 A" 902 870 0.11      
43 A" 859 829 0.03      
44 A" 677 653 0.89      
45 A" 472 456 0.54      
46 A" 339 327 0.00      
47 A" 237 229 0.01      
48 A" 92i 88i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 36448.4 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 35187.3 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 B3LYP/TZVP
ABC
0.13771 0.12617 0.07769

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.506 -0.039 0.787
C2 0.506 -0.039 -0.787
C3 -0.210 1.343 0.776
C4 -0.210 1.343 -0.776
C5 -0.210 -1.163 1.522
C6 -0.210 -1.163 -1.522
H7 1.525 0.035 1.173
H8 1.525 0.035 -1.173
H9 -1.205 1.327 1.225
H10 -1.205 1.327 -1.225
H11 0.354 2.155 1.237
H12 0.354 2.155 -1.237
H13 -1.249 -1.265 1.199
H14 -1.249 -1.265 -1.199
H15 0.283 -2.127 1.369
H16 -0.220 -0.966 2.598
H17 0.283 -2.127 -1.369
H18 -0.220 -0.966 -2.598

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.57331.55662.20581.52212.66591.09282.21042.23352.97392.24532.98892.18002.92012.17882.16003.00933.5833
C21.57332.20581.55662.66591.52212.21041.09282.97392.23352.98892.24532.92012.18003.00933.58332.17882.1600
C31.55662.20581.55252.61473.40042.20872.91911.09202.23541.09082.24292.83893.43283.55442.94064.10924.0882
C42.20581.55661.55253.40042.61472.91912.20872.23541.09202.24291.09083.43282.83894.10924.08823.55442.9406
C51.52212.66592.61473.40043.04452.13783.42252.69843.83963.37794.35231.09262.91501.09331.09353.08764.1247
C62.66591.52213.40042.61473.04453.42252.13783.83962.69844.35233.37792.91501.09263.08764.12471.09331.0935
H71.09282.21042.20872.91912.13783.42252.34643.02123.85722.42283.41683.06413.87522.50152.46553.56144.2743
H82.21041.09282.91912.20873.42252.13782.34643.85723.02123.41682.42283.87523.06413.56144.27432.50152.4655
H92.23352.97391.09202.23542.69843.83963.02123.85722.45081.76513.02962.59303.55003.76402.84814.56944.5656
H102.97392.23352.23541.09203.83962.69843.85723.02122.45083.02961.76513.55002.59304.56944.56563.76402.8481
H112.24532.98891.09082.24293.37794.35232.42283.41681.76513.02962.47393.77734.49474.28463.45275.01334.9774
H122.98892.24532.24291.09084.35233.37793.41682.42283.02961.76512.47394.49473.77735.01334.97744.28463.4527
H132.18002.92012.83893.43281.09262.91503.06413.87522.59303.55003.77734.49472.39891.76591.76153.11263.9454
H142.92012.18003.43282.83892.91501.09263.87523.06413.55002.59304.49473.77732.39893.11263.94541.76591.7615
H152.17883.00933.55444.10921.09333.08762.50153.56143.76404.56944.28465.01331.76593.11261.76372.73874.1641
H162.16003.58332.94064.08821.09354.12472.46554.27432.84814.56563.45274.97741.76153.94541.76374.16415.1955
H173.00932.17884.10923.55443.08761.09333.56142.50154.56943.76405.01334.28463.11261.76592.73874.16411.7637
H183.58332.16004.08822.94064.12471.09354.27432.46554.56562.84814.97743.45273.94541.76154.16415.19551.7637

picture of cis-1,2-dimethylcyclobutane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 89.617 C1 C2 C6 118.900
C1 C2 H8 110.714 C1 C3 C4 90.383
C1 C3 H9 113.823 C1 C3 H11 114.877
C1 C5 H13 111.922 C1 C5 H15 111.784
C1 C5 H16 110.267 C2 C1 C3 89.617
C2 C1 C5 118.900 C2 C1 H7 110.714
C2 C4 C3 90.383 C2 C4 H10 113.823
C2 C4 H12 114.877 C2 C6 H14 111.922
C2 C6 H17 111.784 C2 C6 H18 110.267
C3 C1 C5 116.262 C3 C1 H7 111.760
C3 C4 H10 114.287 C3 C4 H12 114.983
C4 C2 C6 116.262 C4 C2 H8 111.760
C4 C3 H9 114.287 C4 C3 H11 114.983
C5 C1 H7 108.563 C6 C2 H8 108.563
H9 C3 H11 107.927 H10 C4 H12 107.927
H13 C5 H15 107.776 H13 C5 H16 107.367
H14 C6 H17 107.776 H14 C6 H18 107.367
H15 C5 H16 107.515 H17 C6 H18 107.515
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.047      
2 C -0.047      
3 C -0.247      
4 C -0.247      
5 C -0.391      
6 C -0.391      
7 H 0.127      
8 H 0.127      
9 H 0.105      
10 H 0.105      
11 H 0.108      
12 H 0.108      
13 H 0.107      
14 H 0.107      
15 H 0.115      
16 H 0.123      
17 H 0.115      
18 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.173 -0.044 0.000 0.179
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.948 0.198 0.000
y 0.198 -41.209 0.000
z 0.000 0.000 -41.003
Traceless
 xyz
x 1.158 0.198 0.000
y 0.198 -0.733 0.000
z 0.000 0.000 -0.425
Polar
3z2-r2-0.849
x2-y21.260
xy0.198
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.236 -0.074 0.000
y -0.074 10.725 0.000
z 0.000 0.000 10.864


<r2> (average value of r2) Å2
<r2> 176.973
(<r2>)1/2 13.303

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-235.925016
Energy at 298.15K-235.938418
HF Energy-235.925016
Nuclear repulsion energy252.271638
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 B3LYP/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 3102 2995 88.58      
2 A 3089 2982 26.88      
3 A 3085 2979 51.80      
4 A 3083 2976 3.35      
5 A 3081 2975 40.95      
6 A 3076 2969 30.63      
7 A 3051 2946 25.49      
8 A 3043 2938 53.94      
9 A 3039 2934 34.15      
10 A 3025 2920 10.82      
11 A 3022 2918 38.87      
12 A 3020 2915 20.32      
13 A 1508 1456 3.48      
14 A 1507 1455 3.13      
15 A 1506 1453 8.89      
16 A 1496 1444 1.57      
17 A 1495 1443 8.60      
18 A 1486 1434 2.09      
19 A 1418 1369 6.78      
20 A 1414 1365 3.97      
21 A 1381 1333 2.28      
22 A 1371 1323 2.74      
23 A 1297 1252 0.56      
24 A 1284 1240 0.92      
25 A 1269 1225 0.32      
26 A 1260 1216 0.79      
27 A 1225 1182 0.87      
28 A 1191 1149 0.09      
29 A 1174 1133 1.45      
30 A 1126 1087 1.53      
31 A 1109 1071 1.78      
32 A 1041 1005 1.57      
33 A 1014 978 0.95      
34 A 973 939 1.70      
35 A 951 918 0.49      
36 A 904 872 0.24      
37 A 890 859 0.12      
38 A 881 850 0.56      
39 A 780 753 0.65      
40 A 751 725 0.34      
41 A 643 620 2.46      
42 A 490 473 0.52      
43 A 356 343 0.16      
44 A 341 329 0.07      
45 A 259 250 0.00      
46 A 234 226 0.02      
47 A 218 210 0.03      
48 A 118 114 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 36535.6 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 35271.4 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 B3LYP/TZVP
ABC
0.14503 0.12076 0.07973

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.727 0.275 0.529
C2 -0.766 -0.208 0.483
C3 1.165 -1.079 -0.104
C4 -0.325 -1.461 -0.324
C5 1.107 1.521 -0.262
C6 -1.825 0.686 -0.151
H7 1.083 0.393 1.555
H8 -1.103 -0.486 1.485
H9 1.757 -0.984 -1.017
H10 -0.633 -1.431 -1.371
H11 1.701 -1.740 0.577
H12 -0.632 -2.423 0.090
H13 0.813 1.443 -1.311
H14 -1.552 0.978 -1.167
H15 0.641 2.419 0.151
H16 2.190 1.667 -0.237
H17 -1.983 1.600 0.428
H18 -2.782 0.160 -0.204

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18
C11.57031.55692.20211.52382.67311.09282.20052.24372.89352.23853.05252.18162.92692.17892.15993.01883.5867
C21.57032.19841.55532.65541.52342.22031.09283.03652.22562.90632.25372.90502.17852.99803.57412.17962.1608
C31.55692.19841.55362.60503.47192.21962.83191.09212.22771.09092.25252.81803.56923.54582.93404.16754.1376
C42.20211.55531.55363.30882.62522.99222.19792.24551.09192.23501.09103.27202.85774.02674.01513.56212.9463
C51.52382.65542.60503.30883.05032.13903.45832.69603.60213.41954.32441.09292.86091.09271.09343.16704.1203
C62.67311.52343.47192.62523.05033.38412.13774.04592.71884.34163.33832.97951.09213.02854.13411.09361.0932
H71.09282.22032.21962.99222.13903.38412.35672.99463.85202.42673.60783.06523.83382.50472.46253.48244.2526
H82.20051.09282.83192.19793.45832.13772.35673.83233.04503.20312.43293.90003.06223.64084.29462.49812.4673
H92.24373.03651.09212.24552.69604.04592.99463.83232.45761.76553.00082.62113.84983.76702.79724.77024.7510
H102.89352.22562.22771.09193.60212.71883.85203.04502.45763.05651.76593.21832.58634.33164.34263.77482.9173
H112.23852.90631.09092.23503.41954.34162.42673.20311.76553.05652.47963.80684.58414.31343.53744.97524.9314
H123.05252.25372.25251.09104.32443.33833.60782.43293.00081.76592.47964.35873.74035.00654.98004.25693.3731
H132.18162.90502.81803.27201.09292.97953.06523.90002.62113.21833.80684.35872.41451.76631.76113.29673.9742
H142.92692.17853.56922.85772.86091.09213.83383.06223.84982.58634.58413.74032.41452.93623.91721.76611.7632
H152.17892.99803.54584.02671.09273.02852.50473.64083.76704.33164.31345.00651.76632.93621.76552.76244.1158
H162.15993.57412.93404.01511.09344.13412.46254.29462.79724.34263.53744.98001.76113.91721.76554.22655.1955
H173.01882.17964.16753.56213.16701.09363.48242.49814.77023.77484.97524.25693.29671.76612.76244.22651.7638
H183.58672.16084.13762.94634.12031.09324.25262.46734.75102.91734.93143.37313.97421.76324.11585.19551.7638

picture of cis-1,2-dimethylcyclobutane state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 89.583 C1 C2 C6 119.534
C1 C2 H8 110.141 C1 C3 C4 90.138
C1 C3 H9 114.638 C1 C3 H11 114.279
C1 C5 H13 111.910 C1 C5 H15 111.711
C1 C5 H16 110.145 C2 C1 C3 89.334
C2 C1 C5 118.223 C2 C1 H7 111.714
C2 C4 C3 90.004 C2 C4 H10 113.278
C2 C4 H12 115.671 C2 C6 H14 111.738
C2 C6 H17 111.734 C2 C6 H18 110.259
C3 C1 C5 115.468 C3 C1 H7 112.618
C3 C4 H10 113.567 C3 C4 H12 115.693
C4 C2 C6 117.009 C4 C2 H8 110.986
C4 C3 H9 115.029 C4 C3 H11 114.233
C5 C1 H7 108.545 C6 C2 H8 108.467
H9 C3 H11 107.943 H10 C4 H12 107.992
H13 C5 H15 107.835 H13 C5 H16 107.313
H14 C6 H17 107.809 H14 C6 H18 107.582
H15 C5 H16 107.728 H17 C6 H18 107.526
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.033      
2 C -0.086      
3 C -0.273      
4 C -0.289      
5 C -0.412      
6 C -0.364      
7 H 0.141      
8 H 0.125      
9 H 0.129      
10 H 0.114      
11 H 0.116      
12 H 0.129      
13 H 0.114      
14 H 0.109      
15 H 0.121      
16 H 0.123      
17 H 0.117      
18 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.043 0.030 0.147 0.156
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.118 0.254 -0.129
y 0.254 -40.882 -0.271
z -0.129 -0.271 -40.111
Traceless
 xyz
x -0.621 0.254 -0.129
y 0.254 -0.268 -0.271
z -0.129 -0.271 0.889
Polar
3z2-r21.778
x2-y2-0.236
xy0.254
xz-0.129
yz-0.271


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.049 -0.017 -0.003
y -0.017 10.705 0.089
z -0.003 0.089 9.369


<r2> (average value of r2) Å2
<r2> 175.169
(<r2>)1/2 13.235