Crystal structure of bis(<i>DL</i>-1-carboxy-2-(1<i>H</i>-indol-3-yl)ethan-1-aminium) oxalate — acetic acid (1/2)

Abstract C 28 H 34 N 4 O 12 , triclinic, <m:math xmlns:m="http://www.w3.org/1998/Math/MathML" overflow="scroll"> <m:mrow> <m:mi>P</m:mi> <m:mover accent="true"> <m:mn>1</m:mn> <m:mo>‾</m:mo> </m:mover> </m:mrow> </m:math> $P\overline{1}$ (no. 2), a = 8.5022(17) Å, b = 9.790(2) Å, c = 10.736(2) Å, α = 113.52(3)°, β = 91.93(3)°, γ = 115.68(3)°, V = 715.1(3) Å 3 , Z = 2, R gt ( F ) = 0.0394, w R ref ( F 2 ) = 0.1025, T = 173(2) K.