return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H7N (Cyclopropylamine)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-172.676533
Energy at 298.15K-172.685056
HF Energy-172.080842
Nuclear repulsion energy124.971507
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3479 3314 1.88      
2 A' 3266 3111 19.18      
3 A' 3178 3026 6.41      
4 A' 3111 2962 47.55      
5 A' 1723 1640 18.19      
6 A' 1564 1489 14.04      
7 A' 1461 1392 16.10      
8 A' 1279 1218 0.42      
9 A' 1212 1154 9.73      
10 A' 1107 1054 14.38      
11 A' 1049 999 11.19      
12 A' 913 869 134.56      
13 A' 846 806 14.65      
14 A' 797 759 2.53      
15 A' 418 398 7.13      
16 A" 3566 3396 0.01      
17 A" 3255 3100 0.22      
18 A" 3170 3019 17.94      
19 A" 1502 1430 1.46      
20 A" 1314 1252 1.01      
21 A" 1233 1174 0.10      
22 A" 1171 1115 0.41      
23 A" 1111 1058 1.26      
24 A" 941 896 10.18      
25 A" 871 830 2.73      
26 A" 408 389 10.10      
27 A" 290 276 40.25      

Unscaled Zero Point Vibrational Energy (zpe) 22116.9 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 21061.9 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/6-31G*
ABC
0.54374 0.22384 0.19324

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.312 0.410 0.000
H2 -1.273 0.939 0.000
N3 0.894 1.201 0.000
C4 -0.312 -0.891 0.752
C5 -0.312 -0.891 -0.752
H6 0.931 1.797 0.824
H7 0.931 1.797 -0.824
H8 -1.218 -1.183 1.280
H9 -1.218 -1.183 -1.280
H10 0.603 -1.168 1.269
H11 0.603 -1.168 -1.269

Atom - Atom Distances (Å)
  C1 H2 N3 C4 C5 H6 H7 H8 H9 H10 H11
C11.09701.44241.50271.50272.03672.03672.23572.23572.22252.2225
H21.09702.18302.19962.19962.50482.50482.47922.47923.09403.0940
N31.44242.18302.52912.52911.01771.01773.43283.43282.70312.7031
C41.50272.19962.52911.50452.96213.35471.08862.24441.08732.2361
C51.50272.19962.52911.50453.35472.96212.24441.08862.23611.0873
H62.03672.50481.01772.96213.35471.64833.70244.23423.01593.6440
H72.03672.50481.01773.35472.96211.64834.23423.70243.64403.0159
H82.23572.47923.43281.08862.24443.70244.23422.56041.82183.1331
H92.23572.47923.43282.24441.08864.23423.70242.56043.13311.8218
H102.22253.09402.70311.08732.23613.01593.64401.82183.13312.5377
H112.22253.09402.70312.23611.08733.64403.01593.13311.82182.5377

picture of Cyclopropylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H6 110.582 C1 N3 H7 110.582
C1 C4 C5 59.962 C1 C4 H8 118.377
C1 C4 H10 117.301 C1 C5 C4 59.962
C1 C5 H9 118.377 C1 C5 H11 117.301
H2 C1 N3 117.916 H2 C1 C4 114.679
H2 C1 C5 114.679 N3 C1 C4 118.334
N3 C1 C5 118.334 C4 C1 C5 60.077
C4 C5 H9 119.013 C4 C5 H11 118.368
C5 C4 H8 119.013 C5 C4 H10 118.368
H6 N3 H7 108.159 H8 C4 H10 113.699
H9 C5 H11 113.699
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability