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

using model chemistry: QCISD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-213.193008
Energy at 298.15K-213.205726
HF Energy-212.330036
Nuclear repulsion energy187.433799
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 QCISD(T)=FULL/cc-pVDZ
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' 3465 3323        
2 A' 3147 3018        
3 A' 3126 2998        
4 A' 3063 2937        
5 A' 3045 2920        
6 A' 2947 2826        
7 A' 1520 1458        
8 A' 1492 1431        
9 A' 1482 1421        
10 A' 1432 1373        
11 A' 1387 1330        
12 A' 1321 1267        
13 A' 1238 1187        
14 A' 1166 1118        
15 A' 1079 1035        
16 A' 917 879        
17 A' 827 793        
18 A' 806 773        
19 A' 428 411        
20 A' 267 256        
21 A' 184 177        
22 A' 112 107        
23 A" 3147 3018        
24 A" 3126 2998        
25 A" 3059 2934        
26 A" 3045 2920        
27 A" 2942 2822        
28 A" 1512 1450        
29 A" 1499 1438        
30 A" 1489 1428        
31 A" 1474 1413        
32 A" 1406 1349        
33 A" 1352 1297        
34 A" 1279 1226        
35 A" 1177 1128        
36 A" 1110 1064        
37 A" 1069 1025        
38 A" 953 914        
39 A" 804 771        
40 A" 423 405        
41 A" 267 256        
42 A" 109 104        

Unscaled Zero Point Vibrational Energy (zpe) 32844.7 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 31498.1 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 QCISD(T)=FULL/cc-pVDZ
ABC
0.58239 0.06971 0.06571

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.018 -0.296 0.000
C2 0.018 0.521 1.218
C3 0.018 0.521 -1.218
C4 0.018 -0.372 2.460
C5 0.018 -0.372 -2.460
H6 -0.846 -0.852 0.000
H7 -0.841 1.234 1.262
H8 0.937 1.140 1.205
H9 -0.841 1.234 -1.262
H10 0.937 1.140 -1.205
H11 0.072 0.233 3.384
H12 -0.906 -0.979 2.509
H13 0.879 -1.062 2.432
H14 0.072 0.233 -3.384
H15 -0.906 -0.979 -2.509
H16 0.879 -1.062 -2.432

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.46651.46652.46162.46161.02742.16182.08782.16182.08783.42542.75952.69173.42542.75952.6917
C21.46652.43561.52993.78492.02821.11741.10822.71972.66402.18572.18422.17334.61094.12204.0708
C31.46652.43563.78491.52992.02822.71972.66401.11741.10824.61094.12204.07082.18572.18422.1733
C42.46161.52993.78494.92092.65172.17992.16934.14424.06981.10521.10721.10445.87575.09085.0159
C52.46163.78491.52994.92092.65174.14424.06982.17992.16935.87575.09085.01591.10521.10721.1044
H61.02742.02822.02822.65172.65172.43802.93232.43802.93233.67032.51272.98983.67032.51272.9898
H72.16181.11742.71972.17994.14422.43801.78122.52443.04232.51732.54103.09874.83954.37304.6779
H82.08781.10822.66402.16934.06982.93231.78123.04232.40962.51363.09662.52194.75664.65614.2523
H92.16182.71971.11744.14422.17992.43802.52443.04231.78124.83954.37304.67792.51732.54103.0987
H102.08782.66401.10824.06982.16932.93233.04232.40961.78124.75664.65614.25232.51363.09662.5219
H113.42542.18574.61091.10525.87573.67032.51732.51364.83954.75661.78691.79866.76766.09516.0132
H122.75952.18424.12201.10725.09082.51272.54103.09664.37304.65611.78691.78936.09515.01755.2547
H132.69172.17334.07081.10445.01592.98983.09872.52194.67794.25231.79861.78936.01325.25474.8649
H143.42544.61092.18575.87571.10523.67034.83954.75662.51732.51366.76766.09516.01321.78691.7986
H152.75954.12202.18425.09081.10722.51274.37304.65612.54103.09666.09515.01755.25471.78691.7893
H162.69174.07082.17335.01591.10442.98984.67794.25233.09872.52196.01325.25474.86491.79861.7893

picture of diethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C4 110.458 N1 C2 H7 112.878
N1 C2 H8 107.552 N1 C3 C5 110.458
N1 C3 H9 112.878 N1 C3 H10 107.552
C2 N1 C3 112.281 C2 N1 H6 107.526
C2 C4 H11 111.063 C2 C4 H12 110.821
C2 C4 H13 110.130 C3 N1 H6 107.526
C3 C5 H14 111.063 C3 C5 H15 110.821
C3 C5 H16 110.130 C4 C2 H7 109.888
C4 C2 H8 109.600 C5 C3 H8 150.955
C5 C3 H10 109.600 H7 C2 H8 106.320
H9 C3 H10 106.320 H11 C4 H12 107.742
H11 C4 H13 108.978 H12 C4 H13 108.013
H14 C5 H15 107.742 H14 C5 H16 108.978
H15 C5 H16 108.013
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability