Open Access7‐Amino‐2,5‐dimethylpyrazolo[1,5‐ a ]pyrimidine hemihydrate redetermined at 120 K: a three‐dimensional hydrogen‐bonded framework
Author(s) -
Portilla Jaime,
Quiroga Jairo,
Cobo Justo,
Low John N.,
Glidewell Christopher
Publication year - 2006
Publication title -
acta crystallographica section c
Language(s) - English
Resource type - Journals
eISSN - 1600-5759
pISSN - 0108-2701
DOI - 10.1107/s0108270106005373
Subject(s) - hydrogen bond , pyrimidine , crystallography , chemistry , hemihydrate , group (periodic table) , space (punctuation) , stereochemistry , molecule , materials science , computer science , organic chemistry , metallurgy , gypsum , operating system
In the title compound, C 8 H 10 N 4 ·0.5H 2 O, where the water molecules lie on twofold rotation axes in the space group C 2, the components are linked by three hydrogen bonds, one each of O—H⋯N, N—H⋯N and N—H⋯O types, into a complex three‐dimensional framework structure.