Download Fortschritte der Chemie Organischer Naturstoffe / Progress by R. B. Corey, R. E. Marsh (auth.), L. Zechmeister (eds.) PDF

By R. B. Corey, R. E. Marsh (auth.), L. Zechmeister (eds.)

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By R. B. Corey, R. E. Marsh (auth.), L. Zechmeister (eds.)

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Read or Download Fortschritte der Chemie Organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products PDF

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Extra resources for Fortschritte der Chemie Organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products

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44. HUGHES, E. W. and W. J. MOORE: The Crystal Structure of ,B-Glycylglycine. J. Amer. Chern. Soc. 71, 2618 (1949). 45. KARLE, 1. L. and J. KARLE: An Application of a New Phase Determination Procedure to the Structure of Cyclo(hexaglycyl) Hemihydrate. Acta Crystallogr. 16, 969 (1963). 46. LEUNG, Y. C. and R. E. MARSH: The Crystal Structure of L-Leucyl-L-ProlylGlycine. Acta Crystallogr. II, 17 (1958). 47. MARSH, R. E. and J. P. GLUSKER: The Crystal Structure of Glycylphenylalanyl-glycine. Acta Crystallogr.

B. COREY and R. E. MARSH: coordinates of the atoms which had already been located, and an electron density plot was then computed from the observed amplitudes and these calculated phases. In addition to the atoms already used in the phasing, this plot revealed additional atoms and also indicated small shifts in the positions of those previously located. In the next cycle, the phases were calculated from the previous set of atoms, with corrected coordinates, and the additional atoms located by the first cycle.

J. DONOHUE, V. SCHOMAKER and R. B. COREY: The Crystal Structure of Ls-Threonine. J. Amer. Chern. Soc. 72, 2328 (1950). 34. SIMPSON, H. , Jr. and R. E. MARSH: The Crystal Structure of L-Alanine. Acta Crystallogr. 20, 550 (1966). 35. STEINRAUF, L. , J. PETERSON and L. H. JENSEN: The Crystal Structure of L-Cystine Hydrochloride. J. Amer. Chern. Soc. 8o, 3835 (1958). 36. : The Crystal Structure of L-Leucine Hydrobromide. Acta Crystallogr. 22, 910 (1967). 37· TROMMEL, J. and J. M. BIJVOUET: Crystal Structure and Absolute Configuration of the Hydrochloride and Hydrobromide of D(-)-Isoleucine.

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