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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 C3H5 (Allyl radical)
2A2 C2V
1910171554
InChI=1S/C3H5/c1-3-2/h3H,1-2H2 INChIKey=RMRFFCXPLWYOOY-UHFFFAOYSA-N
HF/LANL2DZ
Point group is C2v
| Atom |
Internal |
|
Principal |
| x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
| C1 |
0.0000 |
0.0000 |
0.4524 |
|
0.0000 |
0.4524 |
0.0000 |
| H2 |
0.0000 |
0.0000 |
1.5287 |
|
0.0000 |
1.5287 |
0.0000 |
| C3 |
0.0000 |
1.2428 |
-0.2002 |
|
1.2428 |
-0.2002 |
0.0000 |
| C4 |
0.0000 |
-1.2428 |
-0.2002 |
|
-1.2428 |
-0.2002 |
0.0000 |
| H5 |
0.0000 |
2.1631 |
0.3533 |
|
2.1631 |
0.3533 |
0.0000 |
| H6 |
0.0000 |
-2.1631 |
0.3533 |
|
-2.1631 |
0.3533 |
0.0000 |
| H7 |
0.0000 |
1.3103 |
-1.2735 |
|
1.3103 |
-1.2735 |
0.0000 |
| H8 |
0.0000 |
-1.3103 |
-1.2735 |
|
-1.3103 |
-1.2735 |
0.0000 |
Atom - Atom Distances (Å)
| |
C1 |
H2 |
C3 |
C4 |
H5 |
H6 |
H7 |
H8 |
| C1 |
|
1.0763 |
1.4037 |
1.4037 |
2.1654 |
2.1654 |
2.1669 |
2.1669 |
| H2 |
1.0763 |
| 2.1292 |
2.1292 |
2.4618 |
2.4618 |
3.0934 |
3.0934 |
| C3 |
1.4037 |
2.1292 |
| 2.4856 |
1.0740 |
3.4506 |
1.0754 |
2.7695 |
| C4 |
1.4037 |
2.1292 |
2.4856 |
| 3.4506 |
1.0740 |
2.7695 |
1.0754 |
| H5 |
2.1654 |
2.4618 |
1.0740 |
3.4506 |
| 4.3262 |
1.8368 |
3.8355 |
| H6 |
2.1654 |
2.4618 |
3.4506 |
1.0740 |
4.3262 |
| 3.8355 |
1.8368 |
| H7 |
2.1669 |
3.0934 |
1.0754 |
2.7695 |
1.8368 |
3.8355 |
| 2.6206 |
| H8 |
2.1669 |
3.0934 |
2.7695 |
1.0754 |
3.8355 |
1.8368 |
2.6206 |
|
Maximum atom distance is 4.3262Å
between atoms H5 and H6.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
C3 |
C1 |
C4 |
124.594 |
|
Calculated Bond Angles (degrees) (Involving Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
C1 |
C3 |
H5 |
121.271 |
|
C1 |
C3 |
H7 |
121.303 |
|
C1 |
C4 |
H6 |
121.271 |
|
C1 |
C4 |
H8 |
121.303 |
|
H2 |
C1 |
C3 |
117.703 |
|
H2 |
C1 |
C4 |
117.703 |
|
H5 |
C3 |
H7 |
117.426 |
|
H6 |
C4 |
H8 |
117.426 |
For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.