title: Morpholinium 4-amino-5-meth-oxy-2-methyl-benzensulfonate.
abstract: In the crystal structure of the title compound, C(4)H(10)NO(+)·C(8)H(10)NO(4)S(-), the components are linked by N-H⋯O hydrogen bonds, forming a centrosymmetric 2:2 aggregate. The aggregates are further connected by N-H⋯O hydrogen bonds between the anions, forming a double-tape structure along the a axis.
authors.affiliation: College of Chemical Engineering and Material Sciences, Zhejiang University of Technology, Hangzhou 310014, People's Republic of China.
authors.forename: Ling-Gao
authors.initials: LG
authors.lastname: Shou
authors.forename: Mei-Chao
authors.initials: MC
authors.lastname: Li