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

using model chemistry: CCD/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 CCD/TZVP
 hartrees
Energy at 0K-210.847010
Energy at 298.15K-210.854331
HF Energy-210.064474
Nuclear repulsion energy159.295270
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 CCD/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' 3168 3003 23.29      
2 A' 3163 2998 43.08      
3 A' 3098 2937 4.56      
4 A' 3080 2920 14.51      
5 A' 2378 2254 1.15      
6 A' 1538 1458 10.43      
7 A' 1533 1453 5.05      
8 A' 1466 1390 3.01      
9 A' 1386 1314 6.84      
10 A' 1227 1163 1.57      
11 A' 1151 1091 3.59      
12 A' 957 907 0.08      
13 A' 787 746 1.05      
14 A' 553 525 0.63      
15 A' 360 341 0.26      
16 A' 295 279 0.78      
17 A' 223 211 2.31      
18 A" 3167 3002 15.64      
19 A" 3158 2993 0.20      
20 A" 3077 2917 16.31      
21 A" 1520 1441 2.85      
22 A" 1516 1437 0.36      
23 A" 1443 1368 2.67      
24 A" 1366 1295 0.32      
25 A" 1165 1104 2.66      
26 A" 998 946 0.16      
27 A" 963 913 0.84      
28 A" 574 544 0.15      
29 A" 226 215 0.02      
30 A" 187 177 4.47      

Unscaled Zero Point Vibrational Energy (zpe) 22860.3 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 21671.6 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 CCD/TZVP
ABC
0.26604 0.13247 0.09702

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.414 -2.171 0.000
C2 0.025 -1.084 0.000
C3 -0.446 0.310 0.000
C4 0.025 1.026 1.271
C5 0.025 1.026 -1.271
H6 -1.538 0.270 0.000
H7 -0.355 2.049 1.277
H8 -0.330 0.517 2.166
H9 1.115 1.062 1.306
H10 -0.355 2.049 -1.277
H11 -0.330 0.517 -2.166
H12 1.115 1.062 -1.306

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15412.62593.46253.46253.12584.47563.53153.55654.47563.53153.5565
C21.15411.47192.46372.46372.06853.40492.71722.73873.40492.71722.7387
C32.62591.47191.53281.53281.09312.15932.17922.16972.15932.17922.1697
C43.46252.46371.53282.54122.15191.09121.09011.09132.77143.49262.7976
C53.46252.46371.53282.54122.15192.77143.49262.79761.09121.09011.0913
H63.12582.06851.09312.15192.15192.48882.49253.06162.48882.49253.0616
H74.47563.40492.15931.09122.77142.48881.77181.77152.55403.76893.1316
H83.53152.71722.17921.09013.49262.49251.77181.76883.76894.33263.8002
H93.55652.73872.16971.09132.79763.06161.77151.76883.13163.80022.6111
H104.47563.40492.15932.77141.09122.48882.55403.76893.13161.77181.7715
H113.53152.71722.17923.49261.09012.49253.76894.33263.80021.77181.7688
H123.55652.73872.16972.79761.09133.06163.13163.80022.61111.77151.7688

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 178.970 C2 C3 C4 110.144
C2 C3 C5 110.144 C2 C3 H6 106.571
C3 C4 H7 109.611 C3 C4 H8 111.246
C3 C4 H9 110.417 C3 C5 H10 109.611
C3 C5 H11 111.246 C3 C5 H12 110.417
C4 C3 C5 111.980 C4 C3 H6 108.918
C5 C3 H6 108.918 H7 C4 H8 108.633
H7 C4 H9 108.519 H8 C4 H9 108.349
H10 C5 H11 108.633 H10 C5 H12 108.519
H11 C5 H12 108.349
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability