WebMO Job Summary

417770: C4H8 cis-2-butene, Optimize + Vib Freq - Gaussian

Calculated Quantities

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Overview

Quantity Value
Route #N B3LYP/6-31G(d) OPT FREQ Geom=Connectivity
Stoichiometry C4H8
Symmetry C2V
Basis 6-31G(d)
RB3LYP Energy -157.224774214 Hartree
ZPE 0.108697 Hartree
Conditions 298.150K, 1.00000 atm
Internal Energy -157.110617 Hartree
Enthalpy -157.109673 Hartree
Free Energy -157.143159 Hartree
Cv 18.051 cal/mol-K
Entropy 70.477 cal/mol-K
Dipole Moment 0.1786 Debye
Server batch (428936)
CPU time 112.5 sec

Geometry Sequence Energies

Step Energy  
0 -157.223121259  
1 -157.224759387  
2 -157.224773443  
3 -157.224774214  
4 -157.224774214  
5 -157.224774214  
Animation speed  
Loop  

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 16.31308 0.54414577701
b 5.03915 0.16808795103
c 4.04220 0.13483327856

Vibrational Modes

Mode Symmetry Frequency (cm-1) IR (Raman) Intensity Actions
1 B1 133.5081 0.8798
2 A2 154.8999 0.0000
3 A1 292.1454 0.0026
4 A2 395.3416 0.0000
5 B2 571.9997 6.8439
6 B1 700.9351 32.1064
7 A1 876.7231 0.4091
8 B2 989.9467 13.4809
9 A2 1012.0549 0.0000
10 A1 1036.1083 0.8432
11 A2 1070.5510 0.0000
12 B1 1080.6979 0.9557
13 B2 1171.6935 1.2062
14 A1 1306.6663 0.0378
15 B2 1414.3400 5.0529
16 A1 1448.0174 2.5898
17 B2 1460.8170 6.4962
18 A2 1512.3108 0.0000
19 B1 1515.9517 10.0271
20 B2 1519.3299 2.4234
21 A1 1526.8216 4.8425
22 A1 1754.8442 3.1062
23 B2 3031.7073 50.0994
24 A1 3034.3605 12.0442
25 A2 3074.4330 0.0000
26 B1 3075.0499 55.7455
27 B2 3120.4602 3.0342
28 A1 3135.6949 8.2310
29 B2 3137.2284 23.0721
30 A1 3157.9597 70.1877
Frequency Scale Factor
Normal Mode Amplitude
Animation Speed
IR Spectrum  
Peak Width (cm-1)

Quote

HEAVEN'S NET CASTS WIDE. THOUGH ITS MESHES ARE COARSE, NOTHING SLIPS THROUGH. -- LAO-TSU