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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G*
 hartrees
Energy at 0K-213.025269
Energy at 298.15K-213.038092
HF Energy-212.312933
Nuclear repulsion energy188.698937
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 MP2=FULL/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' 3505 3303 0.33      
2 A' 3214 3029 35.16      
3 A' 3191 3006 51.16      
4 A' 3130 2949 48.94      
5 A' 3107 2927 9.64      
6 A' 3009 2835 141.77      
7 A' 1592 1500 0.71      
8 A' 1565 1475 2.84      
9 A' 1556 1466 13.10      
10 A' 1482 1397 3.81      
11 A' 1444 1360 0.37      
12 A' 1360 1282 3.85      
13 A' 1282 1207 2.06      
14 A' 1205 1135 13.04      
15 A' 1102 1038 5.74      
16 A' 938 884 12.71      
17 A' 855 805 2.54      
18 A' 813 766 75.71      
19 A' 437 412 0.29      
20 A' 275 259 1.36      
21 A' 192 181 0.95      
22 A' 117 110 1.47      
23 A" 3214 3029 5.84      
24 A" 3191 3006 14.00      
25 A" 3128 2947 0.67      
26 A" 3107 2927 25.28      
27 A" 3007 2833 9.04      
28 A" 1581 1490 2.71      
29 A" 1565 1474 0.01      
30 A" 1560 1470 8.37      
31 A" 1520 1432 31.30      
32 A" 1468 1383 13.24      
33 A" 1400 1319 24.28      
34 A" 1326 1249 3.62      
35 A" 1201 1131 40.95      
36 A" 1151 1085 9.00      
37 A" 1104 1040 5.76      
38 A" 978 921 0.15      
39 A" 834 786 0.58      
40 A" 439 414 0.67      
41 A" 275 259 0.74      
42 A" 115 109 1.33      

Unscaled Zero Point Vibrational Energy (zpe) 33767.3 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 31815.5 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 MP2=FULL/6-31G*
ABC
0.59088 0.07050 0.06643

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.289 0.000
C2 0.017 0.519 1.215
C3 0.017 0.519 -1.215
C4 0.017 -0.371 2.446
C5 0.017 -0.371 -2.446
H6 -0.822 -0.871 0.000
H7 -0.832 1.226 1.259
H8 0.928 1.129 1.202
H9 -0.832 1.226 -1.259
H10 0.928 1.129 -1.202
H11 0.062 0.225 3.362
H12 -0.892 -0.979 2.488
H13 0.876 -1.045 2.420
H14 0.062 0.225 -3.362
H15 -0.892 -0.979 -2.488
H16 0.876 -1.045 -2.420

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45921.45922.44732.44731.02152.14442.06962.14442.06963.40092.73732.67673.40092.73732.6767
C21.45922.43011.51933.76782.02821.10541.09592.70912.65352.16722.16612.15324.58644.09684.0493
C31.45922.43013.76781.51932.02822.70912.65351.10541.09594.58644.09684.04932.16722.16612.1532
C42.44731.51933.76784.89192.63382.16352.15144.12264.04791.09351.09461.09175.83835.05364.9866
C52.44733.76781.51934.89192.63384.12264.04792.16352.15145.83835.05364.98661.09351.09461.0917
H61.02152.02822.02822.63382.63382.44542.91652.44542.91653.64462.49122.96123.64462.49122.9612
H72.14441.10542.70912.16354.12262.44541.76322.51743.02642.49482.52483.06934.81144.34754.6480
H82.06961.09592.65352.15144.04792.91651.76323.02642.40332.49653.06772.49284.73194.62264.2244
H92.14442.70911.10544.12262.16352.44542.51743.02641.76324.81144.34754.64802.49482.52483.0693
H102.06962.65351.09594.04792.15142.91653.02642.40331.76324.73194.62264.22442.49653.06772.4928
H113.40092.16724.58641.09355.83833.64462.49482.49654.81144.73191.76721.77806.72336.04785.9749
H122.73732.16614.09681.09465.05362.49122.52483.06774.34754.62261.76721.77066.04784.97575.2168
H132.67672.15324.04931.09174.98662.96123.06932.49284.64804.22441.77801.77065.97495.21684.8396
H143.40094.58642.16725.83831.09353.64464.81144.73192.49482.49656.72336.04785.97491.76721.7780
H152.73734.09682.16615.05361.09462.49124.34754.62262.52483.06776.04784.97575.21681.76721.7706
H162.67674.04932.15324.98661.09172.96124.64804.22443.06932.49285.97495.21684.83961.77801.7706

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.487 N1 C2 H7 112.749
N1 C2 H8 107.338 N1 C3 C5 110.487
N1 C3 H9 112.749 N1 C3 H10 107.338
C2 N1 C3 112.751 C2 N1 H6 108.400
C2 C4 H11 111.036 C2 C4 H12 110.883
C2 C4 H13 110.023 C3 N1 H6 108.400
C3 C5 H14 111.036 C3 C5 H15 110.883
C3 C5 H16 110.023 C4 C2 H7 110.031
C4 C2 H8 109.642 C5 C3 H8 150.760
C5 C3 H10 109.642 H7 C2 H8 106.447
H9 C3 H10 106.447 H11 C4 H12 107.740
H11 C4 H13 108.907 H12 C4 H13 108.165
H14 C5 H15 107.740 H14 C5 H16 108.907
H15 C5 H16 108.165
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability