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All results from a given calculation for CH3CH(CH3)CN (Propanenitrile, 2-methyl-)

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-211.459575
Energy at 298.15K-211.466844
HF Energy-211.459575
Nuclear repulsion energy159.097066
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 B3LYP/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 A' 3120 3012 21.95      
2 A' 3115 3007 36.76      
3 A' 3045 2940 17.09      
4 A' 3033 2928 3.08      
5 A' 2355 2273 10.59      
6 A' 1515 1463 11.25      
7 A' 1506 1454 9.27      
8 A' 1432 1382 3.12      
9 A' 1357 1310 5.75      
10 A' 1196 1155 3.42      
11 A' 1134 1095 4.66      
12 A' 924 892 0.47      
13 A' 769 743 0.57      
14 A' 556 537 1.18      
15 A' 355 343 0.23      
16 A' 284 274 1.06      
17 A' 221 213 1.89      
18 A" 3119 3011 14.44      
19 A" 3110 3002 0.29      
20 A" 3042 2937 15.97      
21 A" 1495 1443 4.02      
22 A" 1493 1442 0.66      
23 A" 1410 1362 4.10      
24 A" 1328 1282 0.31      
25 A" 1126 1087 3.43      
26 A" 973 939 0.01      
27 A" 946 913 1.64      
28 A" 579 559 0.07      
29 A" 225 217 0.02      
30 A" 191 184 4.50      

Unscaled Zero Point Vibrational Energy (zpe) 22475.9 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 21698.3 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 B3LYP/TZVP
ABC
0.26423 0.13231 0.09651

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.398 -2.176 0.000
C2 0.027 -1.085 0.000
C3 -0.434 0.307 0.000
C4 0.027 1.029 1.278
C5 0.027 1.029 -1.278
H6 -1.528 0.267 0.000
H7 -0.368 2.046 1.287
H8 -0.323 0.514 2.172
H9 1.117 1.084 1.319
H10 -0.368 2.046 -1.287
H11 -0.323 0.514 -2.172
H12 1.117 1.084 -1.319

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15182.61903.46973.46973.11084.47963.53183.58864.47963.53183.5886
C21.15181.46722.47022.47022.06113.40852.72012.76213.40852.72012.7621
C32.61901.46721.53811.53811.09492.16412.18492.17842.16412.18492.1784
C43.46972.47021.53812.55522.15241.09131.09021.09122.78753.50572.8159
C53.46972.47021.53812.55522.15242.78753.50572.81591.09131.09021.0912
H63.11082.06111.09492.15242.15242.48342.49653.06602.48342.49653.0660
H74.47963.40852.16411.09132.78752.48341.76971.76972.57483.78403.1499
H83.53182.72012.18491.09023.50572.49651.76971.76803.78404.34473.8189
H93.58862.76212.17841.09122.81593.06601.76971.76803.14993.81892.6372
H104.47963.40852.16412.78751.09132.48342.57483.78403.14991.76971.7697
H113.53182.72012.18493.50571.09022.49653.78404.34473.81891.76971.7680
H123.58862.76212.17842.81591.09123.06603.14993.81892.63721.76971.7680

picture of Propanenitrile, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.549 C2 C3 C4 110.539
C2 C3 C5 110.539 C2 C3 H6 106.203
C3 C4 H7 109.612 C3 C4 H8 111.328
C3 C4 H9 110.748 C3 C5 H10 109.612
C3 C5 H11 111.328 C3 C5 H12 110.748
C4 C3 C5 112.334 C4 C3 H6 108.497
C5 C3 H6 108.497 H7 C4 H8 108.429
H7 C4 H9 108.354 H8 C4 H9 108.287
H10 C5 H11 108.429 H10 C5 H12 108.354
H11 C5 H12 108.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.109      
2 C -0.029      
3 C -0.116      
4 C -0.362      
5 C -0.362      
6 H 0.164      
7 H 0.136      
8 H 0.142      
9 H 0.129      
10 H 0.136      
11 H 0.142      
12 H 0.129      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.181 3.962 0.000 4.134
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.998 1.791 0.000
y 1.791 -40.055 0.000
z 0.000 0.000 -30.460
Traceless
 xyz
x 4.260 1.791 0.000
y 1.791 -9.326 0.000
z 0.000 0.000 5.066
Polar
3z2-r210.132
x2-y29.057
xy1.791
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.341 -0.617 0.000
y -0.617 8.984 0.000
z 0.000 0.000 7.036


<r2> (average value of r2) Å2
<r2> 129.306
(<r2>)1/2 11.371