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All results from a given calculation for CH7N3 (triaminomethane)

using model chemistry: QCISD/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3 1A
Energy calculated at QCISD/6-311+G(3df,2p)
 hartrees
Energy at 0K-206.211225
Energy at 298.15K-206.221331
HF Energy-205.360963
Nuclear repulsion energy138.019551
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/6-311+G(3df,2p)
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 3600 3434 1.99      
2 A 3509 3346 1.87      
3 A 3082 2940 23.79      
4 A 1661 1584 50.22      
5 A 1370 1306 1.72      
6 A 940 896 18.23      
7 A 873 833 2.64      
8 A 558 532 13.00      
9 A 302 288 60.20      
10 E 3601 3434 1.44      
10 E 3601 3434 1.44      
11 E 3512 3349 0.90      
11 E 3512 3349 0.90      
12 E 1672 1594 28.85      
12 E 1672 1594 28.85      
13 E 1441 1374 23.05      
13 E 1441 1374 23.05      
14 E 1240 1182 53.44      
14 E 1240 1182 53.44      
15 E 1067 1017 40.46      
15 E 1067 1017 40.46      
16 E 909 867 192.33      
16 E 909 867 192.33      
17 E 448 427 38.41      
17 E 448 427 38.41      
18 E 258 246 19.75      
18 E 258 246 19.75      

Unscaled Zero Point Vibrational Energy (zpe) 22094.1 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 21071.1 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/6-311+G(3df,2p)
ABC
0.29291 0.29291 0.16846

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311+G(3df,2p)

Point Group is C3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.372
H2 0.000 0.000 1.464
N3 0.000 1.392 -0.055
N4 1.205 -0.696 -0.055
N5 -1.205 -0.696 -0.055
H6 0.873 1.829 0.218
H7 1.148 -1.671 0.218
H8 -2.021 -0.159 0.218
H9 -0.051 1.441 -1.067
H10 1.274 -0.677 -1.067
H11 -1.223 -0.764 -1.067

Atom - Atom Distances (Å)
  C1 H2 N3 N4 N5 H6 H7 H8 H9 H10 H11
C11.09201.45561.45561.45562.03282.03282.03282.03762.03762.0376
H21.09202.05982.05982.05982.37912.37912.37912.91342.91342.9134
N31.45562.05982.41042.41041.01413.28182.56161.01522.63182.6777
N41.45562.05982.41042.41042.56161.01413.28182.67771.01522.6318
N51.45562.05982.41042.41043.28182.56161.01412.63182.67771.0152
H62.03282.37911.01412.56163.28183.51093.51091.63012.84523.5742
H72.03282.37913.28181.01412.56163.51093.51093.57421.63012.8452
H82.03282.37912.56163.28181.01413.51093.51092.84523.57421.6301
H92.03762.91341.01522.67772.63181.63013.57422.84522.49802.4980
H102.03762.91342.63181.01522.67772.84521.63013.57422.49802.4980
H112.03762.91342.67772.63181.01523.57422.84521.63012.49802.4980

picture of triaminomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H6 109.495 C1 N3 H9 109.827
C1 N4 H7 109.495 C1 N4 H10 109.827
C1 N5 H8 109.495 C1 N5 H11 109.827
H2 C1 N3 107.043 H2 C1 N4 107.043
H2 C1 N5 107.043 N3 C1 N4 111.787
N3 C1 N5 111.787 N4 C1 N5 111.787
H6 N3 H9 106.887 H7 N4 H10 106.887
H8 N5 H11 106.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability