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All results from a given calculation for CH2ClCCCl (1,3-dichloropropyne)

using model chemistry: CCSD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-311G*
 hartrees
Energy at 0K-1034.455100
Energy at 298.15K-1034.456003
HF Energy-1033.715330
Nuclear repulsion energy215.055142
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 CCSD(T)/6-311G*
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' 3084 2969        
2 A' 2299 2213        
3 A' 1490 1434        
4 A' 1344 1293        
5 A' 1124 1082        
6 A' 740 712        
7 A' 630 606        
8 A' 396 381        
9 A' 278 268        
10 A' 97 93        
11 A" 3141 3023        
12 A" 1229 1183        
13 A" 929 895        
14 A" 222 213        
15 A" 173 167        

Unscaled Zero Point Vibrational Energy (zpe) 8587.5 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 8266.3 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 CCSD(T)/6-311G*
ABC
0.57619 0.03108 0.02966

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.192 0.227 0.000
C2 0.000 0.463 0.000
C3 -1.400 0.880 0.000
Cl4 2.789 -0.195 0.000
Cl5 -2.524 -0.531 0.000
H6 -1.626 1.469 0.893
H7 -1.626 1.469 -0.893

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21462.67281.65223.79213.20613.2061
C21.21461.46122.86542.71262.11062.1106
C32.67281.46124.32501.80401.09351.0935
Cl41.65222.86544.32505.32354.80204.8020
Cl53.79212.71261.80405.32352.36782.3678
H63.20612.11061.09354.80202.36781.7858
H73.20612.11061.09354.80202.36781.7858

picture of 1,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 174.593 C2 C1 Cl4 176.384
C2 C3 Cl5 111.933 C2 C3 H6 110.596
C2 C3 H7 110.596 Cl5 C3 H6 107.048
Cl5 C3 H7 107.048 H6 C3 H7 109.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability