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All results from a given calculation for NH2COOC2H5 (Urethane)

using model chemistry: wB97X-D/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-323.671316
Energy at 298.15K-323.680412
HF Energy-323.671316
Nuclear repulsion energy246.549952
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 wB97X-D/cc-pVDZ
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 3782 3603 55.35      
2 A 3654 3481 35.75      
3 A 3175 3025 19.28      
4 A 3164 3014 19.05      
5 A 3095 2948 23.92      
6 A 3078 2932 15.74      
7 A 3030 2887 41.44      
8 A 1865 1777 632.76      
9 A 1659 1580 153.29      
10 A 1526 1454 1.37      
11 A 1507 1435 4.09      
12 A 1495 1424 8.60      
13 A 1452 1383 12.21      
14 A 1419 1352 81.01      
15 A 1372 1307 372.19      
16 A 1321 1258 1.26      
17 A 1182 1126 5.48      
18 A 1175 1119 56.69      
19 A 1136 1082 94.49      
20 A 1112 1059 15.44      
21 A 1010 962 9.49      
22 A 880 838 10.14      
23 A 845 805 0.41      
24 A 777 740 29.07      
25 A 584 556 9.35      
26 A 568 541 7.22      
27 A 529 504 62.76      
28 A 398 379 14.80      
29 A 352 335 163.07      
30 A 248 237 0.46      
31 A 223 213 2.87      
32 A 92 88 1.88      
33 A 79 75 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 23891.7 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 22759.2 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 wB97X-D/cc-pVDZ
ABC
0.29420 0.07100 0.05859

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.562 -0.243 0.042
H2 2.701 -0.826 -0.872
H3 3.382 0.475 0.127
H4 2.600 -0.923 0.896
C5 1.235 0.487 0.008
H6 1.078 1.064 0.926
H7 1.199 1.168 -0.854
O8 0.205 -0.501 -0.115
N9 -1.430 1.153 0.073
H10 -0.836 1.841 -0.360
H11 -2.420 1.324 -0.020
C12 -1.107 -0.186 0.003
O13 -1.934 -1.065 0.031

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 O8 N9 H10 H11 C12 O13
C11.09251.09391.09241.51532.16642.15642.37584.22924.00705.22303.66944.5704
H21.09251.77631.77362.15603.07222.49612.62804.67724.45995.61913.95934.7283
H31.09391.77631.77722.15072.50862.49113.33224.85994.46065.86564.53905.5356
H41.09241.77361.77722.15402.50303.06522.63344.60714.58555.57553.88334.6179
C51.51532.15602.15072.15401.09551.09921.43202.74752.50183.74942.43623.5284
H62.16643.07222.50862.50301.09551.78702.07252.65042.43353.63282.68083.7956
H72.15642.49612.49113.06521.09921.78702.07832.78842.20053.71772.80833.9482
O82.37582.62803.33222.63341.43202.07252.07832.33362.57553.19891.35482.2173
N94.22924.67724.85994.60712.74752.65042.78842.33361.00751.00901.37892.2749
H104.00704.45994.46064.58552.50182.43352.20052.57551.00751.70062.07753.1317
H115.22305.61915.86565.57553.74943.63283.71773.19891.00901.70062.00122.4386
C123.66943.95934.53903.88332.43622.68082.80831.35481.37892.07752.00121.2075
O134.57044.72835.53564.61793.52843.79563.94822.21732.27493.13172.43861.2075

picture of Urethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 111.137 C1 C5 H7 110.119
C1 C5 O8 107.402 H2 C1 H3 108.675
H2 C1 H4 108.541 H2 C1 C5 110.489
H3 C1 H4 108.764 H3 C1 C5 109.987
H4 C1 C5 110.336 C5 O8 C12 121.877
H6 C5 H7 109.028 H6 C5 O8 109.450
H7 C5 O8 109.683 O8 C12 N9 117.220
O8 C12 O13 119.739 N9 C12 O13 123.038
H10 N9 H11 114.994 H10 N9 C12 120.241
H11 N9 C12 112.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.625      
2 H 0.181      
3 H 0.162      
4 H 0.183      
5 C -0.006      
6 H 0.163      
7 H 0.137      
8 O -0.381      
9 N -0.638      
10 H 0.299      
11 H 0.345      
12 C 0.696      
13 O -0.515      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.704 4.688 -0.543 5.439
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.054 -6.329 0.944
y -6.329 -36.490 -1.372
z 0.944 -1.372 -36.624
Traceless
 xyz
x 0.503 -6.329 0.944
y -6.329 -0.151 -1.372
z 0.944 -1.372 -0.352
Polar
3z2-r2-0.704
x2-y20.435
xy-6.329
xz0.944
yz-1.372


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.098 0.382 -0.075
y 0.382 7.719 -0.016
z -0.075 -0.016 5.811


<r2> (average value of r2) Å2
<r2> 192.108
(<r2>)1/2 13.860