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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-157.171975
Energy at 298.15K-157.179737
Nuclear repulsion energy118.794686
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 BLYP/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 A1 3051 3039 13.28      
2 A1 3026 3014 22.56      
3 A1 2937 2926 47.46      
4 A1 1657 1650 16.48      
5 A1 1467 1461 12.31      
6 A1 1404 1399 0.82      
7 A1 1378 1373 0.48      
8 A1 1054 1049 3.24      
9 A1 785 782 0.17      
10 A1 371 370 0.27      
11 A2 2968 2956 0.00      
12 A2 1437 1431 0.00      
13 A2 995 991 0.00      
14 A2 681 678 0.00      
15 A2 162 161 0.00      
16 B1 2971 2959 60.68      
17 B1 1455 1449 16.61      
18 B1 1074 1070 0.05      
19 B1 876 873 41.08      
20 B1 427 425 7.79      
21 B1 202 201 0.51      
22 B2 3126 3114 26.02      
23 B2 3024 3012 31.78      
24 B2 2931 2920 21.68      
25 B2 1451 1445 4.36      
26 B2 1369 1364 6.82      
27 B2 1249 1245 5.23      
28 B2 957 953 0.40      
29 B2 932 928 0.09      
30 B2 429 428 1.51      

Unscaled Zero Point Vibrational Energy (zpe) 22921.4 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 22832.0 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 BLYP/6-311G**
ABC
0.30116 0.27526 0.15197

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.124
C2 0.000 0.000 1.467
H3 0.000 0.929 2.040
H4 0.000 -0.929 2.040
C5 0.000 1.285 -0.683
C6 0.000 -1.285 -0.683
H7 0.000 2.173 -0.037
H8 0.883 1.338 -1.341
H9 -0.883 1.338 -1.341
H10 0.000 -2.173 -0.037
H11 -0.883 -1.338 -1.341
H12 0.883 -1.338 -1.341

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.34312.12932.12931.51741.51742.17872.17222.17222.17872.17222.1722
C21.34311.09131.09132.50492.50492.64273.23413.23412.64273.23413.2341
H32.12931.09131.85772.74643.50952.42123.51913.51913.73294.16594.1659
H42.12931.09131.85773.50952.74643.73294.16594.16592.42123.51913.5191
C51.51742.50492.74643.50952.56991.09801.10311.10313.51752.84492.8449
C61.51742.50493.50952.74642.56993.51752.84492.84491.09801.10311.1031
H72.17872.64272.42123.73291.09803.51751.78301.78304.34553.84803.8480
H82.17223.23413.51914.16591.10312.84491.78301.76673.84803.20652.6758
H92.17223.23413.51914.16591.10312.84491.78301.76673.84802.67583.2065
H102.17872.64273.73292.42123.51751.09804.34553.84803.84801.78301.7830
H112.17223.23414.16593.51912.84491.10313.84803.20652.67581.78301.7667
H122.17223.23414.16593.51912.84491.10313.84802.67583.20651.78301.7667

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 121.670 C1 C2 H4 121.670
C1 C5 H7 111.826 C1 C5 H8 110.991
C1 C5 H9 110.991 C1 C6 H10 111.826
C1 C6 H11 110.991 C1 C6 H12 110.991
C2 C1 C5 122.135 C2 C1 C6 122.135
H3 C2 H4 116.660 C5 C1 C6 115.730
H7 C5 H8 108.205 H7 C5 H9 108.205
H8 C5 H9 106.412 H10 C6 H11 108.205
H10 C6 H12 108.205 H11 C6 H12 106.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.124      
2 C -0.166      
3 H 0.082      
4 H 0.082      
5 C -0.252      
6 C -0.252      
7 H 0.101      
8 H 0.107      
9 H 0.107      
10 H 0.101      
11 H 0.107      
12 H 0.107      


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 -0.526 0.526
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.461 0.000 0.000
y 0.000 -26.190 0.000
z 0.000 0.000 -26.667
Traceless
 xyz
x -2.032 0.000 0.000
y 0.000 1.373 0.000
z 0.000 0.000 0.659
Polar
3z2-r21.318
x2-y2-2.270
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.027 0.000 0.000
y 0.000 7.343 0.000
z 0.000 0.000 9.087


<r2> (average value of r2) Å2
<r2> 92.325
(<r2>)1/2 9.609