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 CH3CHClCH3 (Propane, 2-chloro-)

using model chemistry: B2PLYP=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-578.480856
Energy at 298.15K-578.488557
HF Energy-578.276691
Nuclear repulsion energy164.993451
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=FULL/aug-cc-pVDZ
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' 3160 3039 22.95 57.28 0.44 0.61
2 A' 3138 3018 36.48 85.33 0.70 0.82
3 A' 3114 2995 0.50 133.52 0.41 0.58
4 A' 3056 2939 23.08 339.79 0.01 0.03
5 A' 1495 1438 7.02 0.53 0.75 0.86
6 A' 1480 1423 8.13 7.03 0.74 0.85
7 A' 1409 1355 6.17 0.63 0.60 0.75
8 A' 1277 1228 31.97 5.76 0.54 0.70
9 A' 1184 1139 17.46 2.09 0.63 0.77
10 A' 1073 1032 13.48 4.39 0.20 0.33
11 A' 903 869 10.62 7.70 0.47 0.63
12 A' 617 593 30.84 18.36 0.18 0.31
13 A' 423 407 2.18 1.95 0.07 0.14
14 A' 339 326 1.91 1.68 0.45 0.62
15 A' 271 260 0.14 0.06 0.53 0.69
16 A" 3156 3035 12.87 36.90 0.75 0.86
17 A" 3129 3009 1.71 13.21 0.75 0.86
18 A" 3051 2934 11.77 5.08 0.75 0.86
19 A" 1473 1417 0.09 7.86 0.75 0.86
20 A" 1467 1411 1.98 1.99 0.75 0.86
21 A" 1399 1345 12.21 0.01 0.75 0.86
22 A" 1353 1301 0.59 2.05 0.75 0.86
23 A" 1158 1114 2.29 2.71 0.75 0.86
24 A" 951 914 0.07 0.75 0.75 0.86
25 A" 936 900 0.89 0.18 0.75 0.86
26 A" 325 313 1.61 1.14 0.75 0.86
27 A" 238 229 0.03 0.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20786.1 cm-1
Scaled (by 0.9618) Zero Point Vibrational Energy (zpe) 19992.0 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 B2PLYP=FULL/aug-cc-pVDZ
ABC
0.26747 0.14948 0.10534

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.902 1.019 0.000
C2 0.578 -0.071 0.000
C3 0.578 -0.902 1.273
C4 0.578 -0.902 -1.273
H5 1.419 0.631 0.000
H6 1.486 -1.523 1.300
H7 1.486 -1.523 -1.300
H8 0.565 -0.264 2.163
H9 0.565 -0.264 -2.163
H10 -0.298 -1.564 1.302
H11 -0.298 -1.564 -1.302

Atom - Atom Distances (Å)
  Cl1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11
Cl11.83772.73892.73892.35323.72193.72192.91172.91172.95502.9550
C21.83771.52041.52041.09592.15012.15012.17202.17202.16592.1659
C32.73891.52042.54552.16341.10002.79821.09603.49501.09762.7989
C42.73891.52042.54552.16342.79821.10003.49501.09602.79891.0976
H52.35321.09592.16342.16342.51682.51682.49232.49233.07603.0760
H63.72192.15011.10002.79822.51682.60061.78253.79861.78423.1553
H73.72192.15012.79821.10002.51682.60063.79861.78253.15531.7842
H82.91172.17201.09603.49502.49231.78253.79864.32681.78213.8005
H92.91172.17203.49501.09602.49233.79861.78254.32683.80051.7821
H102.95502.16591.09762.79893.07601.78423.15531.78213.80052.6042
H112.95502.16592.79891.09763.07603.15531.78423.80051.78212.6042

picture of Propane, 2-chloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 C2 C3 108.930 Cl1 C2 C4 108.930
Cl1 C3 H5 55.898 C2 C3 H6 109.225
C2 C3 H8 111.198 C2 C3 H10 110.607
C2 C4 H7 109.225 C2 C4 H9 111.198
C2 C4 H11 110.607 C3 C2 C4 113.680
C3 C2 H5 110.515 C4 C2 H5 110.515
H6 C3 H8 108.527 H6 C3 H10 108.555
H7 C4 H9 108.527 H7 C4 H11 108.555
H8 C3 H10 108.665 H9 C4 H11 108.665
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability