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Geometry for HOCH2CH2NH2 (monoethanolamine)

1910171554

MP2/CEP-121G*


Point group is C1
Atom Internal Principal
x (Å) y (Å) z (Å)   a (Å) b (Å) c (Å)
N1 -1.3578 -0.5706 0.1260   1.3758 -0.5209 0.1452
C2 -0.6353 0.6613 -0.2805   0.6144 0.6811 -0.2797
C3 0.7906 0.5670 0.2744   -0.8131 0.5409 0.2611
O4 1.4096 -0.6453 -0.1704   -1.3840 -0.6965 -0.1793
H5 -1.6767 -0.4772 1.0915   1.6808 -0.4080 1.1131
H6 -2.1913 -0.6978 -0.4470   2.2193 -0.6232 -0.4180
H7 -1.1161 1.5936 0.0548   1.0583 1.6327 0.0522
H8 -0.5818 0.6690 -1.3742   0.5724 0.6775 -1.3740
H9 1.4063 1.3963 -0.0876   -1.4539 1.3447 -0.1146
H10 0.7633 0.6102 1.3767   -0.7992 0.5944 1.3632
H11 0.6922 -1.3074 -0.0964   -0.6444 -1.3319 -0.0919
Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N1 1.4849 2.4355 2.7843 1.0211 1.0194 2.1788 2.0951 3.3993 2.7309 2.1898
C2 1.4849 1.5329 2.4292 2.0648 2.0727 1.1012 1.0951 2.1784 2.1691 2.3816
C3 2.4355 1.5329 1.4321 2.8010 3.3184 2.1766 2.1475 1.0945 1.1035 1.9132
O4 2.7843 2.4292 1.4321 3.3386 3.6119 3.3828 2.6726 2.0434 2.0947 0.9790
H5 1.0211 2.0648 2.8010 3.3386 1.6373 2.3827 2.9313 3.7955 2.6865 2.7771
H6 1.0194 2.0727 3.3184 3.6119 1.6373 2.5803 2.3061 4.1782 3.7104 2.9681
H7 2.1788 1.1012 2.1766 3.3828 2.3827 2.5803 1.7840 2.5342 2.4994 3.4218
H8 2.0951 1.0951 2.1475 2.6726 2.9313 2.3061 1.7840 2.4773 3.0628 2.6762
H9 3.3993 2.1784 1.0945 2.0434 3.7955 4.1782 2.5342 2.4773 1.7820 2.7964
H10 2.7309 2.1691 1.1035 2.0947 2.6865 3.7104 2.4994 3.0628 1.7820 2.4191
H11 2.1898 2.3816 1.9132 0.9790 2.7771 2.9681 3.4218 2.6762 2.7964 2.4191
Maximum atom distance is 4.1782Å between atoms H6 and H9.
picture of monoethanolamine
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
N1 C2 C3 107.606 C2 C3 O4 109.984
Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
N1 C2 H7 113.985 N1 C2 H8 107.635
C2 N1 H5 109.566 C2 N1 H6 110.333
C2 C3 H9 110.911 C2 C3 H10 109.647
C3 C2 H7 110.369 C3 C2 H8 108.455
C3 O4 H11 103.426 O4 C3 H9 107.189
O4 C3 H10 110.738 H5 N1 H6 106.716
H7 C2 H8 108.631 H9 C3 H10 108.336

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