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

using model chemistry: MP3=FULL/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 MP3=FULL/TZVP
 hartrees
Energy at 0K-210.930794
Energy at 298.15K-210.938132
HF Energy-210.065285
Nuclear repulsion energy159.615445
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 MP3=FULL/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' 3187 2975 21.79      
2 A' 3181 2970 40.71      
3 A' 3118 2912 3.79      
4 A' 3097 2892 14.06      
5 A' 2447 2285 4.01      
6 A' 1540 1438 11.24      
7 A' 1535 1433 5.29      
8 A' 1468 1371 3.38      
9 A' 1388 1296 6.86      
10 A' 1229 1148 1.68      
11 A' 1154 1077 3.89      
12 A' 961 898 0.10      
13 A' 791 739 1.06      
14 A' 558 521 0.63      
15 A' 360 337 0.26      
16 A' 296 276 0.80      
17 A' 224 209 2.33      
18 A" 3185 2974 14.70      
19 A" 3176 2965 0.34      
20 A" 3095 2890 15.34      
21 A" 1522 1421 3.06      
22 A" 1517 1416 0.38      
23 A" 1445 1350 3.10      
24 A" 1367 1276 0.28      
25 A" 1168 1090 2.75      
26 A" 1001 935 0.18      
27 A" 965 901 0.93      
28 A" 580 541 0.14      
29 A" 227 212 0.02      
30 A" 188 175 4.54      

Unscaled Zero Point Vibrational Energy (zpe) 22984.2 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 21460.3 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 MP3=FULL/TZVP
ABC
0.26655 0.13313 0.09742

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.414 -2.164 0.000
C2 0.025 -1.084 0.000
C3 -0.446 0.308 0.000
C4 0.025 1.024 1.270
C5 0.025 1.024 -1.270
H6 -1.536 0.267 0.000
H7 -0.355 2.045 1.275
H8 -0.329 0.516 2.164
H9 1.113 1.060 1.304
H10 -0.355 2.045 -1.275
H11 -0.329 0.516 -2.164
H12 1.113 1.060 -1.304

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.14832.61753.45373.45373.11684.46453.52353.54684.46453.52353.5468
C21.14831.46942.46082.46082.06433.39972.71392.73463.39972.71392.7346
C32.61751.46941.53171.53171.09082.15632.17682.16682.15632.17682.1668
C43.45372.46081.53172.53922.14961.08911.08801.08932.76783.48892.7943
C53.45372.46081.53172.53922.14962.76783.48892.79431.08911.08801.0893
H63.11682.06431.09082.14962.14962.48582.48963.05692.48582.48963.0569
H74.46453.39972.15631.08912.76782.48581.76891.76832.55003.76353.1268
H83.52352.71392.17681.08803.48892.48961.76891.76553.76354.32753.7950
H93.54682.73462.16681.08932.79433.05691.76831.76553.12683.79502.6078
H104.46453.39972.15632.76781.08912.48582.55003.76353.12681.76891.7683
H113.52352.71392.17683.48891.08802.48963.76354.32753.79501.76891.7655
H123.54682.73462.16682.79431.08933.05693.12683.79502.60781.76831.7655

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 178.869 C2 C3 C4 110.143
C2 C3 C5 110.143 C2 C3 H6 106.540
C3 C4 H7 109.571 C3 C4 H8 111.254
C3 C4 H9 110.382 C3 C5 H10 109.571
C3 C5 H11 111.254 C3 C5 H12 110.382
C4 C3 C5 111.967 C4 C3 H6 108.941
C5 C3 H6 108.941 H7 C4 H8 108.683
H7 C4 H9 108.536 H8 C4 H9 108.351
H10 C5 H11 108.683 H10 C5 H12 108.536
H11 C5 H12 108.351
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability