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All results from a given calculation for NH(C2H5)2 (diethylamine)

using model chemistry: CCSD(T)/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-31G**
 hartrees
Energy at 0K-213.181082
Energy at 298.15K-213.193834
HF Energy-212.332033
Nuclear repulsion energy188.285281
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 CCSD(T)/6-31G**
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' 3527 3345        
2 A' 3191 3027        
3 A' 3168 3005        
4 A' 3108 2948        
5 A' 3091 2931        
6 A' 2996 2842        
7 A' 1578 1496        
8 A' 1550 1470        
9 A' 1542 1463        
10 A' 1473 1397        
11 A' 1433 1359        
12 A' 1348 1279        
13 A' 1270 1204        
14 A' 1192 1131        
15 A' 1085 1029        
16 A' 927 879        
17 A' 842 799        
18 A' 803 762        
19 A' 431 409        
20 A' 267 253        
21 A' 188 179        
22 A' 111 105        
23 A" 3191 3027        
24 A" 3168 3005        
25 A" 3104 2944        
26 A" 3090 2931        
27 A" 2991 2837        
28 A" 1567 1486        
29 A" 1550 1470        
30 A" 1546 1466        
31 A" 1512 1434        
32 A" 1456 1381        
33 A" 1390 1318        
34 A" 1314 1246        
35 A" 1181 1121        
36 A" 1137 1078        
37 A" 1090 1034        
38 A" 964 914        
39 A" 821 779        
40 A" 431 409        
41 A" 268 254        
42 A" 108 102        

Unscaled Zero Point Vibrational Energy (zpe) 33499.0 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 31773.8 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 CCSD(T)/6-31G**
ABC
0.59027 0.07003 0.06600

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.293 0.000
C2 0.018 0.520 1.219
C3 0.018 0.520 -1.219
C4 0.018 -0.371 2.455
C5 0.018 -0.371 -2.455
H6 -0.827 -0.863 0.000
H7 -0.832 1.224 1.262
H8 0.926 1.131 1.205
H9 -0.832 1.224 -1.262
H10 0.926 1.131 -1.205
H11 0.059 0.228 3.368
H12 -0.890 -0.979 2.495
H13 0.877 -1.043 2.433
H14 0.059 0.228 -3.368
H15 -0.890 -0.979 -2.495
H16 0.877 -1.043 -2.433

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46491.46492.45652.45651.01902.14782.07492.14782.07493.40782.74252.68703.40782.74252.6870
C21.46492.43701.52453.78032.02791.10371.09502.71432.65922.16932.16862.15784.59564.10664.0639
C31.46492.43703.78031.52452.02792.71432.65921.10371.09504.59564.10664.06392.16932.16862.1578
C42.45651.52453.78034.91052.64272.16542.15544.13284.05941.09191.09351.09065.85375.06965.0086
C52.45653.78031.52454.91052.64274.13284.05942.16542.15545.85375.06965.00861.09191.09351.0906
H61.01902.02792.02792.64272.64272.43892.91602.43892.91603.64902.49862.97553.64902.49862.9755
H72.14781.10372.71432.16544.13282.43891.76142.52333.03032.49412.52563.07034.81824.35554.6590
H82.07491.09502.65922.15544.05942.91601.76143.03032.40972.49933.06902.49744.74094.63084.2383
H92.14782.71431.10374.13282.16542.43892.52333.03031.76144.81824.35554.65902.49412.52563.0703
H102.07492.65921.09504.05942.15542.91603.03032.40971.76144.74094.63084.23832.49933.06902.4974
H113.40782.16934.59561.09195.85373.64902.49412.49934.81824.74091.76591.77636.73526.06045.9942
H122.74252.16864.10661.09355.06962.49862.52563.06904.35554.63081.76591.76886.06044.99035.2358
H132.68702.15784.06391.09065.00862.97553.07032.49744.65904.23831.77631.76885.99425.23584.8663
H143.40784.59562.16935.85371.09193.64904.81824.74092.49412.49936.73526.06045.99421.76591.7763
H152.74254.10662.16865.06961.09352.49864.35554.63082.52563.06906.06044.99035.23581.76591.7688
H162.68704.06392.15785.00861.09062.97554.65904.23833.07032.49745.99425.23584.86631.77631.7688

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.503 N1 C2 H7 112.724
N1 C2 H8 107.417 N1 C3 C5 110.503
N1 C3 H9 112.724 N1 C3 H10 107.417
C2 N1 C3 112.565 C2 N1 H6 108.108
C2 C4 H11 110.936 C2 C4 H12 110.788
C2 C4 H13 110.099 C3 N1 H6 108.108
C3 C5 H14 110.936 C3 C5 H15 110.788
C3 C5 H16 110.099 C4 C2 H7 109.930
C4 C2 H8 109.652 C5 C3 H8 150.883
C5 C3 H10 109.652 H7 C2 H8 106.473
H9 C3 H10 106.473 H11 C4 H12 107.810
H11 C4 H13 108.954 H12 C4 H13 108.170
H14 C5 H15 107.810 H14 C5 H16 108.954
H15 C5 H16 108.170
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability