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Geometry for C2H4F2 (1,2-difluoroethane) 1A C2 gauche

1910171554
InChI=1S/C2H4F2/c3-1-2-4/h1-2H2 INChIKey=AHFMSNDOYCFEPH-UHFFFAOYSA-N

MP2/6-31+G**


Point group is C2
Atom Internal Principal
x (Å) y (Å) z (Å)   a (Å) b (Å) c (Å)
C1 0.2706 0.7000 0.5215   0.5444 0.2211 0.7000
C2 -0.2706 -0.7000 0.5215   0.4941 -0.3178 -0.7000
F3 -0.2706 1.4243 -0.5532   -0.5759 -0.2181 1.4243
F4 0.2706 -1.4243 -0.5532   -0.5257 0.3208 -1.4243
H5 -0.0147 1.2121 1.4415   1.4339 -0.1484 1.2121
H6 1.3533 0.7009 0.4080   0.5318 1.3096 0.7009
H7 0.0147 -1.2121 1.4415   1.4366 -0.1191 -1.2121
H8 -1.3533 -0.7009 0.4080   0.2807 -1.3853 -0.7009
Atom - Atom Distances (Å)
  C1 C2 F3 F4 H5 H6 H7 H8
C1 1.5009 1.4045 2.3807 1.0909 1.0887 2.1372 2.1477
C2 1.5009 2.3807 1.4045 2.1372 2.1477 1.0909 1.0887
F3 1.4045 2.3807 2.8996 2.0221 2.0210 3.3182 2.5715
F4 2.3807 1.4045 2.8996 3.3182 2.5715 2.0221 2.0210
H5 1.0909 2.1372 2.0221 3.3182 1.7891 2.4243 2.5533
H6 1.0887 2.1477 2.0210 2.5715 1.7891 2.5533 3.0481
H7 2.1372 1.0909 3.3182 2.0221 2.4243 2.5533 1.7891
H8 2.1477 1.0887 2.5715 2.0210 2.5533 3.0481 1.7891
Maximum atom distance is 3.3182Å between atoms F3 and H7.
picture of 1,2-difluoroethane
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
C1 C2 F4 110.006 C2 C1 F3 110.006
Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
C1 C2 H7 110.092 C1 C2 H8 111.064
C2 C1 H5 110.092 C2 C1 H6 111.064
F3 C1 H5 107.601 F3 C1 H6 107.640
F4 C2 H7 107.601 F4 C2 H8 107.640
H5 C1 H6 110.345 H7 C2 H8 110.345

For information on specific bond angles or dihedrals see the geometry comparison page in section Comparisons > Geometry > Bonds, angles.