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

using model chemistry: CCD/3-21G

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/3-21G
 hartrees
Energy at 0K-211.669331
Energy at 298.15K-211.682044
HF Energy-211.135051
Nuclear repulsion energy185.818719
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/3-21G
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' 3374 3281 5.03      
2 A' 3125 3039 40.26      
3 A' 3100 3014 59.27      
4 A' 3060 2975 33.40      
5 A' 3039 2955 10.14      
6 A' 2950 2868 119.85      
7 A' 1606 1562 0.71      
8 A' 1585 1541 2.84      
9 A' 1574 1530 11.79      
10 A' 1473 1432 5.45      
11 A' 1450 1410 0.36      
12 A' 1357 1319 1.81      
13 A' 1277 1242 3.81      
14 A' 1182 1149 7.30      
15 A' 1025 996 0.19      
16 A' 933 907 16.25      
17 A' 857 833 3.87      
18 A' 740 720 83.84      
19 A' 421 409 0.36      
20 A' 264 256 1.58      
21 A' 185 180 1.20      
22 A' 105 102 1.78      
23 A" 3125 3039 7.29      
24 A" 3100 3014 16.79      
25 A" 3056 2972 1.70      
26 A" 3038 2954 21.47      
27 A" 2946 2865 5.17      
28 A" 1597 1553 1.79      
29 A" 1584 1540 2.04      
30 A" 1577 1534 4.91      
31 A" 1530 1488 9.71      
32 A" 1471 1431 9.88      
33 A" 1398 1360 28.13      
34 A" 1336 1299 4.92      
35 A" 1154 1122 0.89      
36 A" 1130 1099 51.28      
37 A" 1080 1050 0.96      
38 A" 929 903 0.16      
39 A" 845 822 1.21      
40 A" 422 410 1.42      
41 A" 260 253 0.96      
42 A" 118 114 1.47      

Unscaled Zero Point Vibrational Energy (zpe) 33188.8 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 32269.4 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/3-21G
ABC
0.56552 0.06836 0.06425

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.017 -0.283 0.000
C2 0.017 0.542 1.246
C3 0.017 0.542 -1.246
C4 0.017 -0.389 2.482
C5 0.017 -0.389 -2.482
H6 -0.809 -0.899 0.000
H7 -0.838 1.246 1.301
H8 0.937 1.144 1.237
H9 -0.838 1.246 -1.301
H10 0.937 1.144 -1.237
H11 0.092 0.192 3.411
H12 -0.911 -0.980 2.517
H13 0.867 -1.078 2.412
H14 0.092 0.192 -3.411
H15 -0.911 -0.980 -2.517
H16 0.867 -1.078 -2.412

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.49471.49472.48442.48441.02952.18182.10102.18182.10103.44512.77132.67813.44512.77132.6781
C21.49472.49241.54763.84302.07611.10841.09972.77742.71592.19452.18892.16954.67134.16384.0901
C31.49472.49243.84301.54762.07612.77742.71591.10841.09974.67134.16384.09012.19452.18892.1695
C42.48441.54763.84304.96432.66482.19072.17914.20904.12691.09871.10001.09685.92255.11845.0148
C52.48443.84301.54764.96432.66484.20904.12692.19072.17915.92255.11845.01481.09871.10001.0968
H61.02952.07612.07612.66482.66482.50842.95802.50842.95803.69302.52022.94233.69302.52022.9423
H72.18181.10842.77742.19074.20902.50841.77912.60203.09892.53562.53733.08904.91754.41994.7003
H82.10101.09972.71592.17914.12692.95801.77913.09892.47422.51933.09242.51434.81954.69234.2727
H92.18182.77741.10844.20902.19072.50842.60203.09891.77914.91754.41994.70032.53562.53733.0890
H102.10102.71591.09974.12692.17912.95803.09892.47421.77914.81954.69234.27272.51933.09242.5143
H113.44512.19454.67131.09875.92253.69302.53562.51934.91754.81951.78321.79256.82266.12566.0101
H122.77132.18894.16381.10005.11842.52022.53733.09244.41994.69231.78321.78386.12565.03375.2404
H132.67812.16954.09011.09685.01482.94233.08902.51434.70034.27271.79251.78386.01015.24044.8235
H143.44514.67132.19455.92251.09873.69304.91754.81952.53562.51936.82266.12566.01011.78321.7925
H152.77134.16382.18895.11841.10002.52024.41994.69232.53733.09246.12565.03375.24041.78321.7838
H162.67814.09012.16955.01481.09682.94234.70034.27273.08902.51436.01015.24044.82351.79251.7838

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 109.485 N1 C2 H7 113.056
N1 C2 H8 107.176 N1 C3 C5 109.485
N1 C3 H9 113.056 N1 C3 H10 107.176
C2 N1 C3 112.977 C2 N1 H6 109.278
C2 C4 H11 110.911 C2 C4 H12 110.391
C2 C4 H13 109.062 C3 N1 H6 109.278
C3 C5 H14 110.911 C3 C5 H15 110.391
C3 C5 H16 109.062 C4 C2 H7 110.034
C4 C2 H8 109.637 C5 C3 H8 149.724
C5 C3 H10 109.637 H7 C2 H8 107.356
H9 C3 H10 107.356 H11 C4 H12 108.392
H11 C4 H13 109.459 H12 C4 H13 108.586
H14 C5 H15 108.392 H14 C5 H16 109.459
H15 C5 H16 108.586
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability