title: 2-Hydroxy-benzoic acid-purin-6-amine (3/1).
abstract: In the title 3:1 adduct, 3C(7)H(6)O(3)·C(5)H(5)N(5), an intra-molecular O-H⋯O hydrogen bond occurs in each of the three 2-hydroxy-benzoic acid mol-ecules. In the crystal, the components are linked by N-H⋯O and O-H⋯N hydrogen bonds.
authors.forename: Lian-Cai
authors.initials: LC
authors.lastname: Du
authors.forename: Wu-Lan
authors.initials: WL
authors.lastname: Zeng
authors.forename: Xue-Ying
authors.initials: XY
authors.lastname: Liu
authors.forename: Fang-Fang
authors.initials: FF
authors.lastname: Jian