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 CH2CHCHClCH3 (1-Butene, 3-chloro-)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-615.700001
Energy at 298.15K-615.707277
HF Energy-615.008846
Nuclear repulsion energy212.807990
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 MP3/6-31G*
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 3297 3095 11.75      
2 A 3222 3025 4.06      
3 A 3209 3012 10.01      
4 A 3204 3008 12.20      
5 A 3192 2996 15.88      
6 A 3164 2970 3.72      
7 A 3110 2919 11.74      
8 A 1766 1657 0.80      
9 A 1554 1458 3.30      
10 A 1546 1451 7.17      
11 A 1507 1415 8.50      
12 A 1473 1382 7.00      
13 A 1379 1294 1.77      
14 A 1355 1272 3.95      
15 A 1326 1245 26.92      
16 A 1241 1165 7.66      
17 A 1155 1084 1.79      
18 A 1087 1020 31.56      
19 A 1032 969 17.77      
20 A 1013 951 3.28      
21 A 954 896 36.89      
22 A 910 854 8.26      
23 A 751 705 35.69      
24 A 665 624 5.85      
25 A 474 445 3.63      
26 A 332 312 1.23      
27 A 314 294 0.98      
28 A 293 275 2.81      
29 A 265 249 0.23      
30 A 98 92 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 22443.0 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 21065.0 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 MP3/6-31G*
ABC
0.19029 0.09169 0.06753

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.205 -0.781 0.415
C2 1.193 -0.127 0.433
H3 2.436 -0.498 -1.241
C4 2.333 -0.485 -0.160
H5 0.161 0.247 -1.395
C6 -0.021 0.324 -0.321
H7 -0.660 1.811 1.115
H8 -1.339 2.035 -0.509
H9 0.368 2.433 -0.195
C10 -0.445 1.740 0.045
H11 1.104 -0.129 1.519
Cl12 -1.390 -0.814 0.018

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 H9 C10 H11 Cl12
H12.11551.84771.08513.68723.48824.70665.42544.33024.45172.46114.6123
C22.11552.11861.33382.13241.49872.76753.46102.76242.51451.08892.7050
H31.84772.11861.08702.39902.74974.52524.60533.73663.86913.08694.0407
C41.08511.33381.08702.60362.49433.98214.46753.51773.56532.11023.7422
H53.68722.13242.39902.60361.09203.06972.49672.50182.16153.08522.3508
C63.48821.49872.74972.49431.09202.16392.16812.14731.52282.20331.8127
H74.70662.76754.52523.98213.06972.16391.77491.77781.09352.65372.9376
H85.42543.46104.60534.46752.49672.16811.77491.78051.09273.84292.8978
H94.33022.76243.73663.51772.50182.14731.77781.78051.09483.16913.6980
C104.45172.51453.86913.56532.16151.52281.09351.09271.09482.84012.7234
H112.46111.08893.08692.11023.08522.20332.65373.84293.16912.84012.9906
Cl124.61232.70504.04073.74222.35081.81272.93762.89783.69802.72342.9906

picture of 1-Butene, 3-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C4 C2 121.644 H1 C4 H3 116.560
C2 C4 H3 121.795 C2 C6 H5 109.797
C2 C6 C10 112.653 C2 C6 Cl12 109.178
C4 C2 C6 123.319 C4 C2 H11 120.821
H5 C6 C10 110.433 H5 C6 Cl12 105.348
C6 C2 H11 115.846 C6 C10 H7 110.528
C6 C10 H8 110.917 C6 C10 H9 109.149
H7 C10 H8 108.558 H7 C10 H9 108.670
H8 C10 H9 108.974 C10 C6 Cl12 109.163
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability