return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H5Cl (1-chloro-1-propene(E))

using model chemistry: QCISD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/cc-pVTZ
 hartrees
Energy at 0K-576.785996
Energy at 298.15K-576.790828
HF Energy-576.053406
Nuclear repulsion energy141.648338
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 QCISD/cc-pVTZ
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' 3234 3090 8.91      
2 A' 3199 3056 5.64      
3 A' 3134 2995 16.08      
4 A' 3052 2916 23.22      
5 A' 1723 1646 13.58      
6 A' 1511 1444 8.52      
7 A' 1434 1370 2.05      
8 A' 1333 1273 2.41      
9 A' 1287 1230 18.68      
10 A' 1131 1080 0.36      
11 A' 980 937 27.39      
12 A' 822 786 29.66      
13 A' 428 409 3.58      
14 A' 258 247 0.74      
15 A" 3112 2974 15.88      
16 A" 1501 1434 6.14      
17 A" 1081 1033 1.42      
18 A" 976 933 44.87      
19 A" 785 750 0.51      
20 A" 238 227 0.22      
21 A" 202 193 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 15709.3 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 15010.2 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 QCISD/cc-pVTZ
ABC
1.39435 0.08141 0.07803

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.466 0.000
C2 0.921 -0.496 0.000
C3 2.399 -0.224 0.000
Cl4 -1.714 0.118 0.000
H5 0.245 1.517 0.000
H6 0.596 -1.528 0.000
H7 2.608 0.845 0.000
H8 2.882 -0.661 0.876
H9 2.882 -0.661 -0.876

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 H5 H6 H7 H8 H9
C11.33152.49641.74861.07942.08142.63543.21623.2162
C21.33151.50292.70542.12341.08292.15492.15412.1541
C32.49641.50294.12722.77012.22591.08941.09201.0920
Cl41.74862.70544.12722.40672.83644.38244.74304.7430
H51.07942.12342.77012.40673.06582.45693.53123.5312
H62.08141.08292.22592.83643.06583.11192.59752.5975
H72.63542.15491.08944.38242.45693.11191.76451.7645
H83.21622.15411.09204.74303.53122.59751.76451.7529
H93.21622.15411.09204.74303.53122.59751.76451.7529

picture of 1-chloro-1-propene(E) state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 123.352 C1 C2 H6 118.742
C2 C1 Cl4 122.304 C2 C1 H5 123.130
C2 C3 H7 111.461 C2 C3 H8 111.239
C2 C3 H9 111.239 C3 C2 H6 117.906
Cl4 C1 H5 114.567 H7 C3 H8 107.970
H7 C3 H9 107.970 H8 C3 H9 106.759
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability