articles in preparation for the special issue on Pharmaceuticals, drug discovery and natural products

Guest editor: Chris Frampton (Pharmorphix Solid State Services, Cambridge, UK; e-mail: chris.frampton@sialcom)

1. Structures of cefradine dihydrate and cefaclor dihydrate from DFT-D calculations

Jacco van de Streek, Jukka Rantanen and Andrew D. Bond

2. A new polymorph of N-(6-methyl-2-pyridyl)mesitylenesulfonamide

Fangfang Pan and Ulli Englert

3. Diamminebis[4-amino-N-pyrimidin-2-ylbenzenesulfonamido]copper(II): aqua or ammine ligands?

Fangfang Pan, Irmgard Kalf and Ulli Englert

4. Preparation and structural analysis of (+-)-threo-ritalinic acid

Sara Wyss, Irmgard A. Werner, W. Bernd Schweizer, Simon M. Ametamey and Selena Milicevic Sephton

5. Crystal structure and packing energy calculations of (+)-6-aminopenicillanic acid

Sofiane Saouane, Buth Gernot and Francesca P. A. Fabbiani

6. The principles underlying the use of powder diffraction data in solving pharmaceutical crystal structures

Kenneth Shankland, Mark J. Spillman, Elena A. Kabova, David S. Edgeley and Norman Shankland

7. Enantiotropically-related polymorphs of gaboxadol hydrochloride

Heidi Lopez de Diego, Vishal Koradia and Andrew D. Bond

8. Absolute configuration of naturally occurring glabridin

Charlotte Simmler, Frank R. Fronczek, Guido F. Pauli and Bernard D. Santarsiero

9. Structural assignment of a bis-cyclopentenyl-β-cyanohydrin formed via alkene metathesis from either a triene or a tetraene precursor

Keith G. Andrews, Christopher S. Frampton and Alan C. Spivey

10. Methanesulphonic Acid Salt forms of Carbamazepine and 10,11-Dihydrocarbamazepine

Alex R. Eberlin, Mark D. Eddleston and Christopher S. Frampton

11. A 1:2 cocrystal of genistein with isonicotinamide

Michal Sowa, Ewa Matczak-Jon and Katarzyna Slepokura

12. Structural and docking studies of potent Ethionamide boosters

Natalie J Tatum, Baptiste Villemagne, Nicolas Willand, Benoit Deprez, John W Liebeschuetz, Alain R Baulard and Ehmke Pohl

13. A complementary experimental and computational study of loxapine succinate and its monohydrate

Rajni M. Bhardwaj, Blair F. Johnston, Iain D. H. Oswald and Alastair J. Florence

14. Utilising proton transfer to produce molecular salts in bromanilic acid substituted-pyridine molecular complexes - predictable synthons?

Lynne H. Thomas, Martin S. Adam, Andrew O'Neill and Chick C. Wilson