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 CH2CHCH2CH2Cl (1-Butene, 4-chloro-)

using model chemistry: B2PLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-616.613036
Energy at 298.15K-616.620363
HF Energy-616.330766
Nuclear repulsion energy207.428696
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 B2PLYP/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 3243 3112 12.79      
2 A 3178 3049 2.67      
3 A 3166 3037 8.08      
4 A 3154 3026 9.01      
5 A 3107 2981 24.03      
6 A 3083 2958 6.21      
7 A 3042 2919 16.26      
8 A 1706 1637 7.30      
9 A 1499 1438 2.98      
10 A 1485 1425 12.28      
11 A 1466 1407 3.04      
12 A 1369 1313 2.21      
13 A 1336 1282 22.13      
14 A 1326 1272 13.77      
15 A 1268 1217 0.29      
16 A 1193 1145 0.06      
17 A 1140 1094 3.58      
18 A 1048 1005 11.79      
19 A 1037 995 7.10      
20 A 1007 966 4.44      
21 A 959 920 41.08      
22 A 911 874 15.58      
23 A 825 791 3.98      
24 A 674 646 13.95      
25 A 671 644 24.29      
26 A 458 439 1.91      
27 A 358 343 0.42      
28 A 249 238 1.65      
29 A 125 120 2.09      
30 A 78 75 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 22078.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 21182.2 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 B2PLYP/cc-pVTZ
ABC
0.33897 0.06198 0.05610

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.226 -1.303 -0.406
C2 1.417 -0.421 0.208
H3 3.173 0.538 -0.455
C4 2.667 -0.394 -0.241
H5 0.294 0.848 1.507
C6 0.584 0.798 0.456
H7 -1.219 1.785 -0.225
H8 -0.453 0.755 -1.450
C9 -0.675 0.862 -0.394
H10 0.942 -1.373 0.412
H11 1.168 1.696 0.237
Cl12 -1.829 -0.472 0.012

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 Cl12
H12.10491.84221.08004.10963.48435.41644.34324.46202.42783.69355.1401
C22.10492.10821.32852.13531.49693.46462.76182.52631.08302.13113.2515
H31.84222.10821.08233.49862.75734.57243.76653.86243.06292.41675.1242
C41.08001.32851.08233.19862.49904.45573.53743.57322.08782.61564.5030
H54.10962.13533.49863.19861.09192.48383.05212.13372.55931.75972.9123
C63.48431.49692.75732.49901.09192.16582.17061.52022.20031.09292.7624
H75.41643.46464.57244.45572.48382.16581.77541.08493.87902.43382.3497
H84.34322.76183.76653.53743.05212.17061.77541.08533.15262.52222.3533
C94.46202.52633.86243.57322.13371.52021.08491.08532.87332.11891.8098
H102.42781.08303.06292.08782.55932.20033.87903.15262.87333.08132.9403
H113.69352.13112.41672.61561.75971.09292.43382.52222.11893.08133.7053
Cl125.14013.25155.12424.50302.91232.76242.34972.35331.80982.94033.7053

picture of 1-Butene, 4-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C4 C2 121.501 H1 C4 H3 116.857
C2 C4 H3 121.642 C2 C6 H5 110.159
C2 C6 C9 113.722 C2 C6 H11 109.767
C4 C2 C6 124.273 C4 C2 H10 119.599
H5 C6 C9 108.426 H5 C6 H11 107.300
C6 C2 H10 116.128 C6 C9 H7 111.386
C6 C9 H8 111.753 C6 C9 Cl12 111.809
H7 C9 H8 109.779 H7 C9 Cl12 105.787
H8 C9 Cl12 106.027 C9 C6 H11 107.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.130      
2 C -0.100      
3 H 0.120      
4 C -0.313      
5 H 0.113      
6 C -0.161      
7 H 0.133      
8 H 0.128      
9 C -0.099      
10 H 0.149      
11 H 0.102      
12 Cl -0.202      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.347 0.332 -0.825
y 0.332 8.303 -0.151
z -0.825 -0.151 6.622


<r2> (average value of r2) Å2
<r2> 198.858
(<r2>)1/2 14.102