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All results from a given calculation for C4H3ClO (Furan, 2-chloro)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-689.581202
Energy at 298.15K-689.585029
HF Energy-689.581202
Nuclear repulsion energy266.327891
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 B1B95/6-31+G**
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' 3336 3191 0.15      
2 A' 3318 3174 0.81      
3 A' 3297 3154 1.84      
4 A' 1637 1566 20.82      
5 A' 1545 1478 70.85      
6 A' 1430 1368 14.29      
7 A' 1264 1209 36.40      
8 A' 1236 1182 32.92      
9 A' 1173 1122 8.00      
10 A' 1110 1062 12.35      
11 A' 1039 994 26.08      
12 A' 942 901 31.21      
13 A' 892 853 1.37      
14 A' 505 483 5.28      
15 A' 316 303 0.71      
16 A" 882 844 0.01      
17 A" 812 776 21.95      
18 A" 743 711 70.54      
19 A" 634 607 5.13      
20 A" 609 583 5.08      
21 A" 229 219 2.34      

Unscaled Zero Point Vibrational Energy (zpe) 13473.7 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 12888.9 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 B1B95/6-31+G**
ABC
0.31118 0.07206 0.05851

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.267 0.000
C2 1.306 -0.098 0.000
C3 1.294 -1.526 0.000
C4 -0.009 -1.900 0.000
O5 -0.815 -0.804 0.000
Cl6 -0.754 1.791 0.000
H7 2.156 0.564 0.000
H8 2.149 -2.184 0.000
H9 -0.515 -2.849 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 Cl6 H7 H8 H9
C11.35622.21152.16691.34581.70012.17613.25953.1586
C21.35621.42812.23042.23522.79511.07712.24963.2995
C32.21151.42811.35532.22903.89842.26061.07832.2417
C42.16692.23041.35531.36033.76513.27942.17581.0762
O51.34582.23522.22901.36032.59553.27033.26872.0668
Cl61.70012.79513.89843.76512.59553.15814.92184.6460
H72.17611.07712.26063.27943.27033.15812.74794.3341
H83.25952.24961.07832.17583.26874.92182.74792.7458
H93.15863.29952.24171.07622.06684.64604.33412.7458

picture of Furan, 2-chloro state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 105.141 C1 C2 H7 126.457
C1 O5 C4 106.410 C2 C1 O5 111.631
C2 C1 Cl6 131.959 C2 C3 C4 106.485
C2 C3 H8 127.119 C3 C2 H7 128.401
C3 C4 O5 110.333 C3 C4 H9 134.105
C4 C3 H8 126.397 O5 C1 Cl6 116.410
O5 C4 H9 115.562
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.362      
2 C 0.093      
3 C -0.177      
4 C -0.053      
5 O -0.161      
6 Cl 0.155      
7 H 0.171      
8 H 0.165      
9 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.291 -1.174 0.000 1.745
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.778 -0.072 0.000
y -0.072 -36.257 0.000
z 0.000 0.000 -43.434
Traceless
 xyz
x 1.068 -0.072 0.000
y -0.072 4.849 0.000
z 0.000 0.000 -5.916
Polar
3z2-r2-11.833
x2-y2-2.521
xy-0.072
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.883 -1.147 0.000
y -1.147 10.972 0.000
z 0.000 0.000 5.282


<r2> (average value of r2) Å2
<r2> 178.466
(<r2>)1/2 13.359