WebMO Job Summary
664021: C4H2O3 maleic anhydride, Optimize + Vib Freq - Gaussian
Raw Output
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Calculated Quantities
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Overview
Quantity
Value
Route
#N B3LYP/6-31G(d) OPT FREQ Geom=Connectivity
Stoichiometry
C
4
H
2
O
3
Symmetry
C2V
Basis
6-31G(d)
RB3LYP Energy
-379.289535306 Hartree
ZPE
0.055879 Hartree
Conditions
298.150K, 1.00000 atm
Internal Energy
-379.228472 Hartree
Enthalpy
-379.227528 Hartree
Free Energy
-379.262073 Hartree
C
v
18.574 cal/mol-K
Entropy
72.707 cal/mol-K
Dipole Moment
4.0715 Debye
Server
batch (677280)
CPU time
346.9 sec
Geometry Sequence Energies
Step
Energy
0
-379.243633931
1
-379.279757222
2
-379.288842488
3
-379.289466760
4
-379.289529328
5
-379.289535306
6
-379.289535306
7
-379.289535306
Animation speed
Loop
None
Loop
Cycle
Rotational Constants
Constant
Frequency (GHz)
Frequency (cm
-1
)
a
6.84252
0.22824189927
b
2.44720
0.08162980538
c
1.80253
0.06012592885
Vibrational Modes
Mode
Symmetry
Frequency (cm
-1
)
IR (Raman) Intensity
Actions
1
B1
168.4059
3.0215
2
A2
263.8271
0.0000
3
A1
399.8912
10.5866
4
B2
558.1680
2.3541
5
A1
636.1787
0.5063
6
B1
639.8880
0.7602
7
B2
702.7842
34.9293
8
A2
762.3709
0.0000
9
B1
853.4800
68.8577
10
A1
876.4869
6.0361
11
B2
910.8959
112.9857
12
A2
977.4470
0.0000
13
B2
1065.0841
48.2566
14
A1
1086.1941
22.3811
15
A1
1277.3858
158.4434
16
B2
1341.5703
2.6067
17
A1
1666.8287
2.9134
18
B2
1866.6693
557.8308
19
A1
1928.6035
56.7991
20
B2
3263.1318
0.1185
21
A1
3282.9494
0.1637
Frequency Scale Factor
Normal Mode Amplitude
Animation Speed
IR Spectrum
Peak Width (cm
-1
)
Quote
LORD, MAN... WERE YE BUT WHYLES WHERE I AM, THE GENTILES YE WAD NE'ER ENVY 'EM. IT'S TRUE, THEY NEEDNA STARVE OR SWEAT, THRO' WINTER'S CAULD OR SIMMER'S HEAT... THEY'VE NAE SAIR WARK TO CRAZE THEIR BANES, AND FILL AULD AGE WITH GRIPS AN' GRANES... BUT HUMAN BODIES ARE SIC FOOLS FOR A' THEIR COLLEGES AND SCHOOLS, THAT WHEN NAE REAL ILLS PERPLEX THEM, THEY MAK ENOW THEMSELVES TO VEX THEM, AN' AYE THE LESS THEY HAE TO STURT THEM, IN LIKE PROPORTION LESS WILL HURT THEM.... (ROBERT BURNS 'THE TWA DOGS')