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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 CH3OHH2O (methanol water dimer)
1A' C1
1910171554
InChI=1S/CH4O.H2O/c1-2;/h2H,1H3;1H2 INChIKey=GBMDVOWEEQVZKZ-UHFFFAOYSA-N
PBEPBE_cp_opt/3-21G
Point group is C1
| Atom |
Internal |
|
Principal |
| x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
| H1 |
-0.2718 |
0.3580 |
0.0001 |
|
-0.2593 |
-0.3671 |
0.0001 |
| O2 |
0.6829 |
0.7345 |
-0.0000 |
|
0.7077 |
-0.7106 |
-0.0001 |
| O3 |
-1.9048 |
-0.2085 |
0.0000 |
|
-1.9109 |
0.1428 |
0.0001 |
| C4 |
1.5735 |
-0.4073 |
0.0000 |
|
1.5585 |
0.4612 |
0.0000 |
| H5 |
-2.4787 |
0.0119 |
-0.7942 |
|
-2.4769 |
-0.0972 |
-0.7942 |
| H6 |
-2.4791 |
0.0124 |
0.7939 |
|
-2.4772 |
-0.0978 |
0.7939 |
| H7 |
2.6038 |
-0.0091 |
-0.0002 |
|
2.6020 |
0.0987 |
-0.0002 |
| H8 |
1.4804 |
-1.0686 |
0.8947 |
|
1.4427 |
1.1189 |
0.8948 |
| H9 |
1.4802 |
-1.0689 |
-0.8944 |
|
1.4425 |
1.1192 |
-0.8944 |
Atom - Atom Distances (Å)
| |
H1 |
O2 |
O3 |
C4 |
H5 |
H6 |
H7 |
H8 |
H9 |
| H1 |
|
1.0262 |
1.7285 |
1.9977 |
2.3709 |
2.3710 |
2.8990 |
2.4301 |
2.4301 |
| O2 |
1.0262 |
| 2.7542 |
1.4480 |
3.3389 |
3.3391 |
2.0599 |
2.1651 |
2.1651 |
| O3 |
1.7285 |
2.7542 |
| 3.4840 |
1.0044 |
1.0044 |
4.5131 |
3.6055 |
3.6053 |
| C4 |
1.9977 |
1.4480 |
3.4840 |
| 4.1505 |
4.1509 |
1.1046 |
1.1165 |
1.1165 |
| H5 |
2.3709 |
3.3389 |
1.0044 |
4.1505 |
|
1.5881 |
5.1443 |
4.4379 |
4.1050 |
| H6 |
2.3710 |
3.3391 |
1.0044 |
4.1509 |
1.5881 |
| 5.1446 |
4.1056 |
4.4379 |
| H7 |
2.8990 |
2.0599 |
4.5131 |
1.1046 |
5.1443 |
5.1446 |
| 1.7848 |
1.7848 |
| H8 |
2.4301 |
2.1651 |
3.6055 |
1.1165 |
4.4379 |
4.1056 |
1.7848 |
| 1.7892 |
| H9 |
2.4301 |
2.1651 |
3.6053 |
1.1165 |
4.1050 |
4.4379 |
1.7848 |
1.7892 |
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Maximum atom distance is 5.1446Å
between atoms H6 and H7.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
Calculated Bond Angles (degrees) (Involving Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
H1 |
O2 |
C4 |
106.433 |
|
H1 |
O3 |
H5 |
117.900 |
|
H1 |
O3 |
H6 |
117.904 |
|
O2 |
H1 |
O3 |
177.609 |
|
O2 |
C4 |
H7 |
106.827 |
|
O2 |
C4 |
H8 |
114.569 |
|
O2 |
C4 |
H9 |
114.568 |
|
H5 |
O3 |
H6 |
104.479 |
|
H7 |
C4 |
H8 |
106.945 |
|
H7 |
C4 |
H9 |
106.945 |
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H8 |
C4 |
H9 |
106.503 |
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For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.