84228-83-1Relevant academic research and scientific papers
Structures of 3,3'-(Selenodithio)dipropionic Acid and 3,3'-Dithiodipropionc Acid
Rao Appa, G. V. N.,Seshasayee, M.,Aravamudan, G.,Rao Nageswara, T.,Venkatasubramanian, P. N.
, p. 2852 - 2855 (1982)
Se(SCH2CH2COOH)2, Mr = 289.22, forms monoclinic crystals, space group C2/c, with a = 23.283 (17), b = 9.027 (2), c = 4.997 (6) Angstroem, β = 97.09 (6)o, V = 1042.28 Angstroem3, Z = 4, Dx = 1.843 Mg m-3, F(000) = 575.98.The final R is 0.073 for 773 reflections.Se, located on a diad axis, is bonded to two S atoms with an Se-S bond length of 2.18 Angstroem, and S-Se-S angle 105o, (SCH2CH2COOH)2, Mr = 210.26, is monoclinic, space group C2/c, with a = 5.4751 (1), b = 8.8691 (1), c = 18.930 (1) Angstroem, β = 95.800 (8)o, V = 914.67 Angstroem3, Z = 4, Dx = 1.527 Mg m-3, F(000) = 440.0.The final R value is 0.031 for 673 reflections.The S-S and S-C bond lengths are 2.033 (1) and 1.819 (3) Angstroem.
