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: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-615.865514
Energy at 298.15K-615.872911
HF Energy-615.060668
Nuclear repulsion energy208.144289
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 MP2=FULL/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 3279 3106 12.99      
2 A 3207 3037 3.16      
3 A 3199 3030 9.47      
4 A 3179 3011 7.40      
5 A 3137 2971 21.91      
6 A 3125 2960 9.31      
7 A 3077 2915 15.82      
8 A 1709 1619 4.36      
9 A 1518 1438 4.45      
10 A 1513 1433 14.96      
11 A 1480 1402 5.38      
12 A 1394 1320 1.68      
13 A 1383 1310 33.35      
14 A 1337 1266 1.77      
15 A 1290 1222 0.16      
16 A 1227 1162 0.21      
17 A 1165 1103 2.13      
18 A 1070 1013 3.20      
19 A 1032 978 17.53      
20 A 1023 969 14.44      
21 A 931 882 13.82      
22 A 918 870 45.72      
23 A 845 800 5.17      
24 A 720 682 19.32      
25 A 671 636 15.22      
26 A 461 437 1.60      
27 A 369 349 0.44      
28 A 258 244 1.55      
29 A 136 129 1.73      
30 A 82 77 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 22366.7 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 21183.5 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 MP2=FULL/6-311G*
ABC
0.33619 0.06297 0.05708

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 3.224 -1.291 -0.425
C2 1.407 -0.423 0.226
H3 3.145 0.557 -0.488
C4 2.655 -0.384 -0.255
H5 0.259 0.837 1.522
C6 0.569 0.795 0.473
H7 -1.214 1.786 -0.260
H8 -0.415 0.735 -1.455
C9 -0.675 0.849 -0.402
H10 0.950 -1.384 0.455
H11 1.161 1.695 0.269
Cl12 -1.814 -0.468 0.008

Atom - Atom Distances (Å)
  H1 C2 H3 C4 H5 C6 H7 H8 C9 H10 H11 Cl12
H12.11671.85091.08434.13663.49415.40314.29064.44812.43973.69545.1234
C22.11672.12001.33862.14121.49923.46212.73592.51951.08782.13323.2285
H31.85092.12001.08633.52852.75994.53483.69363.83243.07802.40955.0884
C41.08431.33861.08633.22332.50444.43603.48103.55412.10002.61334.4778
H54.13662.14123.52853.22331.09542.49983.05412.13932.55931.76702.8800
C63.49411.49922.75992.50441.09542.16732.16481.52172.21261.09642.7370
H75.40313.46214.53484.43602.49982.16731.78051.09023.90472.43482.3482
H84.29062.73593.69363.48103.05412.16481.78051.09003.16212.52542.3540
C94.44812.51953.83243.55412.13931.52171.09021.09002.89212.13001.7891
H102.43971.08783.07802.10002.55932.21263.90473.16212.89213.09222.9465
H113.69542.13322.40952.61331.76701.09642.43482.52542.13003.09223.6878
Cl125.12343.22855.08844.47782.88002.73702.34822.35401.78912.94653.6878

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 121.410 H1 C4 H3 117.020
C2 C4 H3 121.570 C2 C6 H5 110.258
C2 C6 C9 113.027 C2 C6 H11 109.571
C4 C2 C6 123.798 C4 C2 H10 119.514
H5 C6 C9 108.564 H5 C6 H11 107.450
C6 C2 H10 116.687 C6 C9 H7 111.080
C6 C9 H8 110.885 C6 C9 Cl12 111.263
H7 C9 H8 109.511 H7 C9 Cl12 106.757
H8 C9 Cl12 107.183 C9 C6 H11 107.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability