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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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You are here: Home > Geometry > Calculated > Calculated geometry OR Calculated > Geometry > Calculated geometry
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Geometry for C2H4O (Ethylene oxide)
1A1 C2V
1910171554
InChI=1S/C2H4O/c1-2-3-1/h1-2H2 INChIKey=IAYPIBMASNFSPL-UHFFFAOYSA-N
B3LYP/LANL2DZ
Point group is C2v
Atom |
Internal |
|
Principal |
x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
O1 |
0.0000 |
0.0000 |
0.9025 |
|
0.9025 |
0.0000 |
0.0000 |
C2 |
0.0000 |
0.7470 |
-0.3973 |
|
-0.3973 |
0.0000 |
0.7470 |
C3 |
0.0000 |
-0.7470 |
-0.3973 |
|
-0.3973 |
0.0000 |
-0.7470 |
H4 |
0.9215 |
1.2834 |
-0.6130 |
|
-0.6130 |
0.9215 |
1.2834 |
H5 |
-0.9215 |
1.2834 |
-0.6130 |
|
-0.6130 |
-0.9215 |
1.2834 |
H6 |
-0.9215 |
-1.2834 |
-0.6130 |
|
-0.6130 |
-0.9215 |
-1.2834 |
H7 |
0.9215 |
-1.2834 |
-0.6130 |
|
-0.6130 |
0.9215 |
-1.2834 |
Atom - Atom Distances (Å)
|
O1 |
C2 |
C3 |
H4 |
H5 |
H6 |
H7 |
O1 |
|
1.4992 |
1.4992 |
2.1893 |
2.1893 |
2.1893 |
2.1893 |
C2 |
1.4992 |
|
1.4940 |
1.0879 |
1.0879 |
2.2402 |
2.2402 |
C3 |
1.4992 |
1.4940 |
| 2.2402 |
2.2402 |
1.0879 |
1.0879 |
H4 |
2.1893 |
1.0879 |
2.2402 |
| 1.8431 |
3.1600 |
2.5669 |
H5 |
2.1893 |
1.0879 |
2.2402 |
1.8431 |
| 2.5669 |
3.1600 |
H6 |
2.1893 |
2.2402 |
1.0879 |
3.1600 |
2.5669 |
| 1.8431 |
H7 |
2.1893 |
2.2402 |
1.0879 |
2.5669 |
3.1600 |
1.8431 |
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Maximum atom distance is 3.1600Å
between atoms H4 and H6.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
O1 |
C2 |
C3 |
60.115 |
|
O1 |
C3 |
C2 |
60.115 |
C2 |
O1 |
C3 |
59.771 |
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Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
O1 |
C2 |
H4 |
114.679 |
|
O1 |
C2 |
H5 |
114.679 |
O1 |
C3 |
H6 |
114.679 |
|
O1 |
C3 |
H7 |
114.679 |
C2 |
C3 |
H6 |
119.545 |
|
C2 |
C3 |
H7 |
119.545 |
C3 |
C2 |
H4 |
119.545 |
|
C3 |
C2 |
H5 |
119.545 |
H4 |
C2 |
H5 |
115.793 |
|
H6 |
C3 |
H7 |
115.793 |
For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.