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All results from a given calculation for CH2C(CH3)CH3 (1-Propene, 2-methyl-)

using model chemistry: HF/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/TZVP
 hartrees
Energy at 0K-156.164182
Energy at 298.15K-156.172321
HF Energy-156.164182
Nuclear repulsion energy120.289926
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 HF/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3284 2984 10.07      
2 A1 3247 2950 27.07      
3 A1 3160 2871 53.32      
4 A1 1854 1684 29.22      
5 A1 1623 1475 13.81      
6 A1 1568 1424 0.52      
7 A1 1534 1394 0.24      
8 A1 1175 1068 1.39      
9 A1 856 777 0.01      
10 A1 405 368 0.29      
11 A2 3198 2905 0.00      
12 A2 1591 1446 0.00      
13 A2 1107 1006 0.00      
14 A2 764 694 0.00      
15 A2 170 155 0.00      
16 B1 3203 2910 68.68      
17 B1 1610 1463 17.23      
18 B1 1207 1097 0.25      
19 B1 1042 947 60.76      
20 B1 475 431 8.39      
21 B1 220 200 0.52      
22 B2 3360 3053 23.19      
23 B2 3245 2948 36.40      
24 B2 3154 2866 22.68      
25 B2 1605 1458 4.30      
26 B2 1540 1399 6.31      
27 B2 1397 1270 3.11      
28 B2 1061 964 0.21      
29 B2 1032 938 0.02      
30 B2 472 429 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 25077.7 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 22785.6 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 HF/TZVP
ABC
0.30924 0.28105 0.15560

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.128
C2 0.000 0.000 1.447
H3 0.000 0.915 2.012
H4 0.000 -0.915 2.012
C5 0.000 1.273 -0.676
C6 0.000 -1.273 -0.676
H7 0.000 2.149 -0.040
H8 0.874 1.318 -1.320
H9 -0.874 1.318 -1.320
H10 0.000 -2.149 -0.040
H11 -0.874 -1.318 -1.320
H12 0.874 -1.318 -1.320

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.31842.09392.09391.50601.50602.15552.14452.14452.15552.14452.1445
C21.31841.07551.07552.47522.47522.61293.18693.18692.61293.18693.1869
H32.09391.07551.83032.71133.46582.39393.46813.46813.68744.10514.1051
H42.09391.07551.83033.46582.71133.68744.10514.10512.39393.46813.4681
C51.50602.47522.71133.46582.54641.08241.08651.08653.48082.80932.8093
C61.50602.47523.46582.71132.54643.48082.80932.80931.08241.08651.0865
H72.15552.61292.39393.68741.08243.48081.75891.75894.29783.79763.7976
H82.14453.18693.46814.10511.08652.80931.75891.74733.79763.16232.6357
H92.14453.18693.46814.10511.08652.80931.75891.74733.79762.63573.1623
H102.15552.61293.68742.39393.48081.08244.29783.79763.79761.75891.7589
H112.14453.18694.10513.46812.80931.08653.79763.16232.63571.75891.7473
H122.14453.18694.10513.46812.80931.08653.79762.63573.16231.75891.7473

picture of 1-Propene, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H3 121.688 C1 C2 H4 121.688
C1 C5 H7 111.722 C1 C5 H8 110.577
C1 C5 H9 110.577 C1 C6 H10 111.722
C1 C6 H11 110.577 C1 C6 H12 110.577
C2 C1 C5 122.280 C2 C1 C6 122.280
H3 C2 H4 116.624 C5 C1 C6 115.439
H7 C5 H8 108.381 H7 C5 H9 108.381
H8 C5 H9 107.047 H10 C6 H11 108.381
H10 C6 H12 108.381 H11 C6 H12 107.047
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.105      
2 C -0.301      
3 H 0.097      
4 H 0.097      
5 C -0.266      
6 C -0.266      
7 H 0.094      
8 H 0.086      
9 H 0.086      
10 H 0.094      
11 H 0.086      
12 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.564 0.564
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.576 0.000 0.000
y 0.000 -25.902 0.000
z 0.000 0.000 -26.512
Traceless
 xyz
x -2.369 0.000 0.000
y 0.000 1.642 0.000
z 0.000 0.000 0.727
Polar
3z2-r21.453
x2-y2-2.674
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.302 0.000 0.000
y 0.000 6.587 0.000
z 0.000 0.000 8.954


<r2> (average value of r2) Å2
<r2> 90.435
(<r2>)1/2 9.510