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

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-2692.645694
Energy at 298.15K-2692.655961
HF Energy-2692.645694
Nuclear repulsion energy245.898310
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 BLYP/6-311G**
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' 3051 3039 32.56      
2 A' 3027 3015 15.36      
3 A' 3008 2996 10.85      
4 A' 2949 2938 39.49      
5 A' 1472 1466 6.30      
6 A' 1455 1449 10.17      
7 A' 1385 1379 3.91      
8 A' 1212 1207 41.52      
9 A' 1142 1137 42.32      
10 A' 1024 1020 9.46      
11 A' 848 845 11.23      
12 A' 496 494 21.13      
13 A' 395 394 2.59      
14 A' 279 278 3.94      
15 A' 246 245 1.14      
16 A" 3043 3031 13.82      
17 A" 3009 2998 5.57      
18 A" 2943 2931 9.19      
19 A" 1452 1446 0.36      
20 A" 1443 1437 2.47      
21 A" 1369 1363 10.25      
22 A" 1324 1319 2.78      
23 A" 1103 1099 2.39      
24 A" 924 920 2.07      
25 A" 919 915 0.09      
26 A" 270 269 0.59      
27 A" 229 228 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 20006.8 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 19928.8 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 BLYP/6-311G**
ABC
0.26253 0.09189 0.07276

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.450 -0.945 0.000
Br2 -0.066 1.037 0.000
H3 1.544 -0.887 0.000
C4 -0.066 -1.592 1.285
C5 -0.066 -1.592 -1.285
H6 -1.163 -1.577 1.326
H7 0.264 -2.645 1.314
H8 0.324 -1.087 2.178
H9 -1.163 -1.577 -1.326
H10 0.264 -2.645 -1.314
H11 0.324 -1.087 -2.178

Atom - Atom Distances (Å)
  C1 Br2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C12.04701.09551.52851.52852.18162.15642.18602.18162.15642.1860
Br22.04702.50772.92602.92603.12923.92233.06683.12923.92233.0668
H31.09552.50772.17692.17693.09232.54042.50413.09232.54042.5041
C41.52852.92602.17692.57011.09861.10311.09692.83232.82303.5209
C51.52852.92602.17692.57012.83232.82303.52091.09861.10311.0969
H62.18163.12923.09231.09862.83231.78251.78232.65173.18503.8374
H72.15643.92232.54041.10312.82301.78251.78183.18502.62733.8233
H82.18603.06682.50411.09693.52091.78231.78183.83743.82334.3554
H92.18163.12923.09232.83231.09862.65173.18503.83741.78251.7823
H102.15643.92232.54042.82301.10313.18502.62733.82331.78251.7818
H112.18603.06682.50413.52091.09693.83743.82334.35541.78231.7818

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 111.231 C1 C4 H7 108.984
C1 C4 H8 111.685 C1 C5 H9 111.231
C1 C5 H10 108.984 C1 C5 H11 111.685
Br2 C1 H3 101.553 Br2 C1 C4 108.976
Br2 C1 C5 108.976 H3 C1 C4 111.043
H3 C1 C5 111.043 C4 C1 C5 114.432
H6 C4 H7 108.111 H6 C4 H8 108.547
H7 C4 H8 108.171 H9 C5 H10 108.111
H9 C5 H11 108.547 H10 C5 H11 108.171
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.264      
2 Br -0.111      
3 H 0.163      
4 C -0.246      
5 C -0.246      
6 H 0.120      
7 H 0.106      
8 H 0.126      
9 H 0.120      
10 H 0.106      
11 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.482 -2.360 0.000 2.408
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.053 -0.720 0.000
y -0.720 -37.842 0.000
z 0.000 0.000 -38.957
Traceless
 xyz
x -0.654 -0.720 0.000
y -0.720 1.163 0.000
z 0.000 0.000 -0.509
Polar
3z2-r2-1.018
x2-y2-1.211
xy-0.720
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.335 -0.413 0.000
y -0.413 10.435 0.000
z 0.000 0.000 7.499


<r2> (average value of r2) Å2
<r2> 162.730
(<r2>)1/2 12.757