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All results from a given calculation for C3H7ONO (Propyl nitrite)

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-320.644654
Energy at 298.15K 
HF Energy-319.906004
Nuclear repulsion energy225.354832
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 MP4/3-21G
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' 3103 3010        
2 A' 3054 2962        
3 A' 3028 2936        
4 A' 3022 2931        
5 A' 1592 1544        
6 A' 1583 1535        
7 A' 1573 1525        
8 A' 1478 1433        
9 A' 1424 1381        
10 A' 1365 1323        
11 A' 1165 1130        
12 A' 1137 1103        
13 A' 1016 985        
14 A' 971 942        
15 A' 909 882        
16 A' 746 723        
17 A' 559 543        
18 A' 349 338        
19 A' 336 326        
20 A' 144 140        
21 A" 3109 3016        
22 A" 3085 2992        
23 A" 3064 2972        
24 A" 1583 1536        
25 A" 1364 1323        
26 A" 1298 1259        
27 A" 1192 1156        
28 A" 942 913        
29 A" 792 768        
30 A" 243 235        
31 A" 188 183        
32 A" 105 102        
33 A" 48i 47i        

Unscaled Zero Point Vibrational Energy (zpe) 22735.4 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 22048.7 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 MP4/3-21G
ABC
0.66547 0.04219 0.04060

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.873 2.348 0.000
C2 -1.526 0.831 0.000
C3 0.000 0.611 0.000
O4 0.188 -0.876 0.000
N5 1.722 -1.119 0.000
O6 1.961 -2.357 0.000
H7 -2.961 2.494 0.000
H8 -1.457 2.838 0.893
H9 -1.457 2.838 -0.893
H10 -1.948 0.340 -0.888
H11 -1.948 0.340 0.888
H12 0.457 1.057 0.896
H13 0.457 1.057 -0.896

Atom - Atom Distances (Å)
  C1 C2 C3 O4 N5 O6 H7 H8 H9 H10 H11 H12 H13
C11.55602.55383.82644.99406.06921.09851.10011.10012.19622.19622.81012.8101
C21.55601.54182.41923.78854.72492.19722.19802.19801.09901.09902.18782.1878
C32.55381.54181.49952.44123.55793.50942.80692.80692.15852.15851.10021.1002
O43.82642.41921.49951.55332.31024.61314.15954.15952.61432.61432.14782.1478
N54.99403.78852.44121.55331.26145.91545.15395.15394.04894.04892.67162.6716
O66.06924.72493.55792.31021.26146.91166.28286.28284.83254.83253.83703.8370
H71.09852.19723.50944.61315.91546.91161.78261.78262.54052.54053.81503.8150
H81.10012.19802.80694.15955.15396.28281.78261.78543.10662.54542.61473.1681
H91.10012.19802.80694.15955.15396.28281.78261.78542.54543.10663.16812.6147
H102.19621.09902.15852.61434.04894.83252.54053.10662.54541.77663.07952.5098
H112.19621.09902.15852.61434.04894.83252.54052.54543.10661.77662.50983.0795
H122.81012.18781.10022.14782.67163.83703.81502.61473.16813.07952.50981.7924
H132.81012.18781.10022.14782.67163.83703.81503.16812.61472.50983.07951.7924

picture of Propyl nitrite state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 111.053 C1 C2 H10 110.438
C1 C2 H11 110.438 C2 C1 H7 110.548
C2 C1 H8 110.519 C2 C1 H9 110.519
C2 C3 O4 105.385 C2 C3 H12 110.698
C2 C3 H13 110.698 C3 C2 H10 108.480
C3 C2 H11 108.480 C3 O4 N5 106.181
O4 C3 H12 110.467 O4 C3 H13 110.467
O4 N5 O6 109.895 H7 C1 H8 108.350
H7 C1 H9 108.350 H8 C1 H9 108.481
H10 C2 H11 107.860 H12 C3 H13 109.093
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability