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Computational Chemistry Comparison and Benchmark DataBase
Release 22 (May 2022) Standard Reference Database 101
National Institute of Standards and Technology
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Geometry for CH3CN (Acetonitrile)
1A1 C3V
1910171554
InChI=1S/C2H3N/c1-2-3/h1H3 INChIKey=WEVYAHXRMPXWCK-UHFFFAOYSA-N
CCSD(T)/6-31+G**
Point group is C3v
Atom |
Internal |
|
Principal |
x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
C1 |
0.0000 |
0.0000 |
-1.1930 |
|
-1.1930 |
0.0000 |
0.0000 |
C2 |
0.0000 |
0.0000 |
0.2790 |
|
0.2790 |
0.0000 |
0.0000 |
N3 |
0.0000 |
0.0000 |
1.4526 |
|
1.4526 |
0.0000 |
0.0000 |
H4 |
0.0000 |
1.0258 |
-1.5614 |
|
-1.5614 |
0.9175 |
-0.4587 |
H5 |
0.8883 |
-0.5129 |
-1.5614 |
|
-1.5614 |
-0.0615 |
1.0239 |
H6 |
-0.8883 |
-0.5129 |
-1.5614 |
|
-1.5614 |
-0.8560 |
-0.5652 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
N3 |
H4 |
H5 |
H6 |
C1 |
|
1.4721 |
2.6456 |
1.0899 |
1.0899 |
1.0899 |
C2 |
1.4721 |
|
1.1735 |
2.1070 |
2.1070 |
2.1070 |
N3 |
2.6456 |
1.1735 |
| 3.1837 |
3.1837 |
3.1837 |
H4 |
1.0899 |
2.1070 |
3.1837 |
| 1.7767 |
1.7767 |
H5 |
1.0899 |
2.1070 |
3.1837 |
1.7767 |
| 1.7767 |
H6 |
1.0899 |
2.1070 |
3.1837 |
1.7767 |
1.7767 |
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Maximum atom distance is 3.1837Å
between atoms N3 and H4.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
N3 |
180.000 |
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Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C2 |
C1 |
H4 |
109.752 |
|
C2 |
C1 |
H5 |
109.752 |
C2 |
C1 |
H6 |
109.752 |
|
H4 |
C1 |
H5 |
109.189 |
H4 |
C1 |
H6 |
109.189 |
|
H5 |
C1 |
H6 |
109.189 |
For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.