Ueber Isatin. Vorläufige Mittheilung

Hippokrates Ueber die Krankheiten III

irrelevant. Chemistry and the relations between science, technology, and industry are well surveyed by Crosland and Cardwell respectively. Forbes's essay on mathematical cosmography is not a comprehensive account but the story (albeit interesting) of a few German cartographers. Compared with other recent collections of essays in the history of science, this volume parades no party line: witness...

Ueber Das Verschwinden Der Θ-functionen

5-(Trifluoro­meth­oxy)isatin

THE TITLE COMPOUND [SYSTEMATIC NAME: 5-(trifluoro-meth-oxy)-1H-indole-2,3-dione], C9H4F3NO3, crystallized with two mol-ecules in the asymmetric unit. Inter-molecular N-H⋯O hydrogen bonds link the mol-ecules to form layers parallel to the ab plane. In addition, π-π stacking inter-actions are observed with a centroid-centroid distance of 3.721 (1) Å. The near planarity of the two isatin ring syst...

Anodic Methoxylation of Isatin

Isatin , w hich is the su b stra te fo r industria l syn­ thesis o f the m ost p o p u la r fabric dye, the indigo, has been sub ject to elec tro ly tic red u c tio n u n d e r a varie ty of experim en ta l cond itions [1,2]. P o laro ­ graphie b ehav io r o f isatin and a varie ty of isatin derivatives has been described in m any of papers [3 -6 ] , H ow ever, m ost o f those rep o rts w ere d...

Ueber Die Fortpflanzung Ebener Luftwellen Von Endlicher Schwingungsweite

[Aus dem achten Bande der Abhandlungen der Königlichen Gesellschaft der Wissenschaften zu Göttingen. 1860.]