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All results from a given calculation for CH3CHBrCH3 (i-propyl bromide)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-2691.480078
Energy at 298.15K-2691.490409
HF Energy-2691.480078
Nuclear repulsion energy 
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 B97D3/6-31G*
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' 3098 3037 33.35      
2 A' 3071 3010 33.48      
3 A' 3054 2994 3.24      
4 A' 2989 2931 39.02      
5 A' 1507 1477 5.82      
6 A' 1493 1464 7.71      
7 A' 1417 1389 3.20      
8 A' 1235 1211 42.89      
9 A' 1167 1144 40.24      
10 A' 1040 1019 6.92      
11 A' 874 857 8.78      
12 A' 513 503 19.45      
13 A' 400 392 2.44      
14 A' 289 284 3.39      
15 A' 258 253 1.15      
16 A" 3093 3032 13.88      
17 A" 3061 3001 4.73      
18 A" 2983 2925 14.37      
19 A" 1485 1456 0.30      
20 A" 1480 1451 1.99      
21 A" 1402 1375 8.72      
22 A" 1347 1321 2.70      
23 A" 1132 1110 1.77      
24 A" 940 921 1.01      
25 A" 937 918 0.75      
26 A" 281 276 0.74      
27 A" 235 231 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 20390.5 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 19990.9 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 B97D3/6-31G*
ABC
0.26477 0.09447 0.07462

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.457 -0.928 0.000
Br2 -0.066 1.021 0.000
H3 1.553 -0.882 0.000
C4 -0.066 -1.569 1.278
C5 -0.066 -1.569 -1.278
H6 -1.164 -1.543 1.305
H7 0.256 -2.623 1.312
H8 0.317 -1.059 2.170
H9 -1.164 -1.543 -1.305
H10 0.256 -2.623 -1.312
H11 0.317 -1.059 -2.170

Atom - Atom Distances (Å)
  C1 Br2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C12.01751.09631.52261.52262.17082.15372.17862.17082.15372.1786
Br22.01752.49802.88822.88823.07963.88673.03013.07963.88673.0301
H31.09632.49802.17402.17403.08602.53712.50343.08602.53712.5034
C41.52262.88822.17402.55521.09871.10271.09742.80682.81463.5063
C51.52262.88822.17402.55522.80682.81463.50631.09871.10271.0974
H62.17083.07963.08601.09872.80681.78441.78252.61063.16793.8089
H72.15373.88672.53711.10272.81461.78441.78543.16792.62443.8181
H82.17863.03012.50341.09743.50631.78251.78543.80893.81814.3402
H92.17083.07963.08602.80681.09872.61063.16793.80891.78441.7825
H102.15373.88672.53712.81461.10273.16792.62443.81811.78441.7854
H112.17863.03012.50343.50631.09743.80893.81814.34021.78251.7854

picture of i-propyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H6 110.761 C1 C4 H7 109.259
C1 C4 H8 111.411 C1 C5 H9 110.761
C1 C5 H10 109.259 C1 C5 H11 111.411
Br2 C1 H3 103.086 Br2 C1 C4 108.934
Br2 C1 C5 108.934 H3 C1 C4 110.799
H3 C1 C5 110.799 C4 C1 C5 113.720
H6 C4 H7 108.354 H6 C4 H8 108.493
H7 C4 H8 108.484 H9 C5 H10 108.354
H9 C5 H11 108.493 H10 C5 H11 108.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.122      
2 Br -0.165      
3 H 0.184      
4 C -0.448      
5 C -0.448      
6 H 0.170      
7 H 0.155      
8 H 0.174      
9 H 0.170      
10 H 0.155      
11 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.454 -2.278 0.000 2.323
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.752 -0.709 0.000
y -0.709 -36.722 0.000
z 0.000 0.000 -37.746
Traceless
 xyz
x -0.518 -0.709 0.000
y -0.709 1.027 0.000
z 0.000 0.000 -0.509
Polar
3z2-r2-1.017
x2-y2-1.030
xy-0.709
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.074 -0.367 0.000
y -0.367 9.397 0.000
z 0.000 0.000 6.889


<r2> (average value of r2) Å2
<r2> 158.876
(<r2>)1/2 12.605