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All results from a given calculation for C5H9N (Propanenitrile, 2,2-dimethyl-)

using model chemistry: HF/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/CEP-31G*
 hartrees
Energy at 0K-42.356972
Energy at 298.15K-42.366748
Nuclear repulsion energy123.457643
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 HF/CEP-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 A1 3306 2969 118.37      
2 A1 3230 2900 28.08      
3 A1 2587 2323 26.21      
4 A1 1647 1479 9.25      
5 A1 1572 1412 1.42      
6 A1 1380 1239 24.21      
7 A1 947 851 0.77      
8 A1 721 648 4.90      
9 A1 397 357 0.70      
10 A2 3304 2967 0.00      
11 A2 1608 1444 0.00      
12 A2 1054 946 0.00      
13 A2 244 219 0.00      
14 E 3311 2973 69.97      
14 E 3311 2973 69.97      
15 E 3297 2961 5.48      
15 E 3297 2961 5.48      
16 E 3222 2894 36.83      
16 E 3222 2894 36.83      
17 E 1631 1465 6.51      
17 E 1631 1465 6.51      
18 E 1617 1452 0.42      
18 E 1617 1452 0.42      
19 E 1543 1386 1.56      
19 E 1543 1386 1.56      
20 E 1358 1219 3.98      
20 E 1358 1219 3.98      
21 E 1150 1032 0.12      
21 E 1150 1032 0.12      
22 E 1024 919 0.70      
22 E 1024 919 0.70      
23 E 627 563 0.16      
23 E 627 563 0.16      
24 E 377 338 0.46      
24 E 377 338 0.46      
25 E 298 267 0.10      
25 E 298 267 0.10      
26 E 204 183 4.70      
26 E 204 183 4.70      

Unscaled Zero Point Vibrational Energy (zpe) 30656.7 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 27529.7 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 HF/CEP-31G*
ABC
0.14904 0.09086 0.09086

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.234
C2 0.000 0.000 1.265
C3 0.000 1.468 -0.718
C4 1.271 -0.734 -0.718
C5 -1.271 -0.734 -0.718
N6 0.000 0.000 2.418
H7 0.000 1.489 -1.808
H8 1.289 -0.744 -1.808
H9 -1.289 -0.744 -1.808
H10 -0.884 1.998 -0.363
H11 0.884 1.998 -0.363
H12 2.172 -0.234 -0.363
H13 1.288 -1.764 -0.363
H14 -1.288 -1.764 -0.363
H15 -2.172 -0.234 -0.363

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.49901.54541.54541.54542.65142.16702.16702.16702.18822.18822.18822.18822.18822.1882
C21.49902.46692.46692.46691.15253.41513.41513.41512.72432.72432.72432.72432.72432.7243
C31.54542.46692.54212.54213.46181.09092.78312.78311.08971.08972.78163.49713.49712.7816
C41.54542.46692.54212.54213.46182.78311.09092.78313.49712.78161.08971.08972.78163.4971
C51.54542.46692.54212.54213.46182.78312.78311.09092.78163.49713.49712.78161.08971.0897
N62.65141.15253.46183.46183.46184.48054.48054.48053.53593.53593.53593.53593.53593.5359
H72.16703.41511.09092.78312.78314.48052.57882.57881.76891.76893.12623.78553.78553.1262
H82.16703.41512.78311.09092.78314.48052.57882.57883.78553.12621.76891.76893.12623.7855
H92.16703.41512.78312.78311.09094.48052.57882.57883.12623.78553.78553.12621.76891.7689
H102.18822.72431.08973.49712.78163.53591.76893.78553.12621.76713.78354.34373.78352.5766
H112.18822.72431.08972.78163.49713.53591.76893.12623.78551.76712.57663.78354.34373.7835
H122.18822.72432.78161.08973.49713.53593.12621.76893.78553.78352.57661.76713.78354.3437
H132.18822.72433.49711.08972.78163.53593.78551.76893.12624.34373.78351.76712.57663.7835
H142.18822.72433.49712.78161.08973.53593.78553.12621.76893.78354.34373.78352.57661.7671
H152.18822.72432.78163.49711.08973.53593.12623.78551.76892.57663.78354.34373.78351.7671

picture of Propanenitrile, 2,2-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N6 180.000 C1 C3 H7 109.354
C1 C3 H10 111.101 C1 C3 H11 111.101
C1 C4 H8 109.354 C1 C4 H12 111.101
C1 C4 H13 111.101 C1 C5 H9 109.354
C1 C5 H14 111.101 C1 C5 H15 111.101
C2 C1 C3 108.244 C2 C1 C4 108.244
C2 C1 C5 108.244 C3 C1 C4 110.670
C3 C1 C5 110.670 C4 C1 C5 110.670
H7 C3 H10 108.424 H7 C3 H11 108.424
H8 C4 H12 108.424 H8 C4 H13 108.424
H9 C5 H14 108.424 H9 C5 H15 108.424
H10 C3 H11 108.355 H12 C4 H13 108.355
H14 C5 H15 108.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.268      
2 C -0.681      
3 C -0.395      
4 C -0.395      
5 C -0.395      
6 N 0.335      
7 H 0.133      
8 H 0.133      
9 H 0.133      
10 H 0.144      
11 H 0.144      
12 H 0.144      
13 H 0.144      
14 H 0.144      
15 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.372 4.372
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.829 0.000 0.000
y 0.000 -36.829 0.000
z 0.000 0.000 -48.584
Traceless
 xyz
x 5.877 0.000 0.000
y 0.000 5.877 0.000
z 0.000 0.000 -11.755
Polar
3z2-r2-23.509
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.201 0.000 0.000
y 0.000 7.201 0.000
z 0.000 0.000 9.070


<r2> (average value of r2) Å2
<r2> 139.204
(<r2>)1/2 11.798