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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 C5H8 (Bicyclo[1.1.1]pentane)
1A1' D3H
1910171554
InChI=1S/C5H8/c1-4-2-5(1)3-4/h4-5H,1-3H2 INChIKey=MKCBRYIXFFGIKN-UHFFFAOYSA-N
QCISD/6-31G
Point group is D3h
| Atom |
Internal |
|
Principal |
| x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
| C1 |
0.0000 |
0.0000 |
0.9647 |
|
0.0000 |
0.0000 |
0.9647 |
| C2 |
0.0000 |
1.2647 |
0.0000 |
|
1.2647 |
0.0000 |
0.0000 |
| C3 |
1.0952 |
-0.6323 |
0.0000 |
|
-0.6323 |
1.0952 |
0.0000 |
| C4 |
-1.0952 |
-0.6323 |
0.0000 |
|
-0.6323 |
-1.0952 |
0.0000 |
| C5 |
0.0000 |
0.0000 |
-0.9647 |
|
0.0000 |
0.0000 |
-0.9647 |
| H6 |
0.0000 |
0.0000 |
2.0612 |
|
0.0000 |
0.0000 |
2.0612 |
| H7 |
0.0000 |
0.0000 |
-2.0612 |
|
0.0000 |
0.0000 |
-2.0612 |
| H8 |
0.9111 |
1.8819 |
0.0000 |
|
1.8819 |
0.9111 |
0.0000 |
| H9 |
-0.9111 |
1.8819 |
0.0000 |
|
1.8819 |
-0.9111 |
0.0000 |
| H10 |
1.1742 |
-1.7300 |
0.0000 |
|
-1.7300 |
1.1742 |
0.0000 |
| H11 |
2.0853 |
-0.1519 |
0.0000 |
|
-0.1519 |
2.0853 |
0.0000 |
| H12 |
-2.0853 |
-0.1519 |
0.0000 |
|
-0.1519 |
-2.0853 |
0.0000 |
| H13 |
-1.1742 |
-1.7300 |
0.0000 |
|
-1.7300 |
-1.1742 |
0.0000 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
C3 |
C4 |
C5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
| C1 |
|
1.5906 |
1.5906 |
1.5906 |
1.9295 |
1.0964 |
3.0259 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
| C2 |
1.5906 |
| 2.1905 |
2.1905 |
1.5906 |
2.4182 |
2.4182 |
1.1004 |
1.1004 |
3.2166 |
2.5209 |
2.5209 |
3.2166 |
| C3 |
1.5906 |
2.1905 |
| 2.1905 |
1.5906 |
2.4182 |
2.4182 |
2.5209 |
3.2166 |
1.1005 |
1.1005 |
3.2166 |
2.5209 |
| C4 |
1.5906 |
2.1905 |
2.1905 |
|
1.5906 |
2.4182 |
2.4182 |
3.2166 |
2.5209 |
2.5209 |
3.2166 |
1.1005 |
1.1005 |
| C5 |
1.9295 |
1.5906 |
1.5906 |
1.5906 |
| 3.0259 |
1.0964 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
2.3026 |
| H6 |
1.0964 |
2.4182 |
2.4182 |
2.4182 |
3.0259 |
| 4.1223 |
2.9360 |
2.9360 |
2.9360 |
2.9360 |
2.9360 |
2.9360 |
| H7 |
3.0259 |
2.4182 |
2.4182 |
2.4182 |
1.0964 |
4.1223 |
| 2.9360 |
2.9360 |
2.9360 |
2.9360 |
2.9360 |
2.9360 |
| H8 |
2.3026 |
1.1004 |
2.5209 |
3.2166 |
2.3026 |
2.9360 |
2.9360 |
| 1.8222 |
3.6214 |
2.3484 |
3.6214 |
4.1706 |
| H9 |
2.3026 |
1.1004 |
3.2166 |
2.5209 |
2.3026 |
2.9360 |
2.9360 |
1.8222 |
| 4.1706 |
3.6214 |
2.3484 |
3.6214 |
| H10 |
2.3026 |
3.2166 |
1.1005 |
2.5209 |
2.3026 |
2.9360 |
2.9360 |
3.6214 |
4.1706 |
| 1.8222 |
3.6214 |
2.3484 |
| H11 |
2.3026 |
2.5209 |
1.1005 |
3.2166 |
2.3026 |
2.9360 |
2.9360 |
2.3484 |
3.6214 |
1.8222 |
| 4.1706 |
3.6214 |
| H12 |
2.3026 |
2.5209 |
3.2166 |
1.1005 |
2.3026 |
2.9360 |
2.9360 |
3.6214 |
2.3484 |
3.6214 |
4.1706 |
| 1.8222 |
| H13 |
2.3026 |
3.2166 |
2.5209 |
1.1005 |
2.3026 |
2.9360 |
2.9360 |
4.1706 |
3.6214 |
2.3484 |
3.6214 |
1.8222 |
|
Maximum atom distance is 4.1706Å
between atoms H11 and H12.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
C1 |
C2 |
C5 |
74.675 |
|
C1 |
C3 |
C5 |
74.675 |
|
C1 |
C4 |
C5 |
74.675 |
|
C2 |
C1 |
C3 |
87.032 |
|
C2 |
C1 |
C4 |
87.032 |
|
C2 |
C5 |
C3 |
87.032 |
|
C2 |
C5 |
C4 |
87.032 |
|
C3 |
C1 |
C4 |
87.032 |
|
C3 |
C5 |
C4 |
87.032 |
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Calculated Bond Angles (degrees) (Involving Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
C1 |
C2 |
H8 |
116.482 |
|
C1 |
C2 |
H9 |
116.482 |
|
C1 |
C3 |
H10 |
116.482 |
|
C1 |
C3 |
H11 |
116.482 |
|
C1 |
C4 |
H12 |
116.482 |
|
C1 |
C4 |
H13 |
116.482 |
|
C2 |
C1 |
H6 |
127.338 |
|
C2 |
C5 |
H7 |
127.338 |
|
C3 |
C1 |
H6 |
127.338 |
|
C3 |
C5 |
H7 |
127.338 |
|
C4 |
C1 |
H6 |
127.338 |
|
C4 |
C5 |
H7 |
127.338 |
|
C5 |
C2 |
H8 |
116.482 |
|
C5 |
C2 |
H9 |
116.482 |
|
C5 |
C3 |
H10 |
116.482 |
|
C5 |
C3 |
H11 |
116.482 |
|
C5 |
C4 |
H12 |
116.482 |
|
C5 |
C4 |
H13 |
116.482 |
|
H8 |
C2 |
H9 |
111.771 |
|
H10 |
C3 |
H11 |
111.771 |
|
H12 |
C4 |
H13 |
111.771 |
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For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.