title: 17-Oxo-16-(2-pyridylmethylene)androst-5-en-3beta-ol monohydrate.
abstract: The title compound, C(25)H(31)NO(2).H(2)O, has the outer two six-membered rings in chair conformations, while the central ring is in an 8beta,9alpha-half-chair conformation. The five-membered ring adopts a 13,14-half-chair conformation. The pyridylmethylene moiety has an E configuration with respect to the carbonyl group at position 17. The structure is stabilized by intermolecular O-H...N and O-H...O hydrogen bonds.
authors.affiliation: Department of Physics, Bharathidasan University, Tiruchirappalli 620 024, India.
authors.forename: G
authors.initials: G
authors.lastname: Vasuki
authors.forename: V
authors.initials: V
authors.lastname: Parthasarathi
authors.forename: K
authors.initials: K
authors.lastname: Ramamurthi
authors.forename: D P
authors.initials: DP
authors.lastname: Jindal
authors.forename: S
authors.initials: S
authors.lastname: Dubey