A novel reaction product of benzo[d]tropone with 1,2,3,4-tetrachlorocyclopentadiene
β Scribed by Yoshio Sasada; Hirotaka Shimanouchi; Ichiro Murata; Akio Tajiri; Yoshio Kitahara
- Publisher
- Elsevier Science
- Year
- 1969
- Tongue
- French
- Weight
- 166 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0040-4039
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π SIMILAR VOLUMES
Received in Japan 2 March 1970; received in UK for publication 31 firoh 1970) The first synthesis of a 2,3-homotropone was carried out by Pettit et al 1) from cyclooctatetraene via several steps. In this communication we would like to report a
## Abstract For Abstract see ChemInform Abstract in Full Text.
We have described' the novel acid-catelysed (CH2C12-H2S04) CyCliSatiOn of the intermediate (Ia) to the B-norsteroid derivative (IIa). We now report the unusual reaction of the intermediate (lb), under similar conditions.
## Abstract magnified image A series of 3βalkyl/aryl substitutedβ6β((1__H__βbenzo[__d__][1,2,3]triazolβ1βyl)methyl)β[1,2,4]triazolo[3,4β__b__][1, 3,4]thiadizoles **4a**, **4b**, **4c**, **4d**, **4e**, **4f**, **4g**, **4h**, **4i**, **4j**, **4k**, **4l**, **4m** are prepared by the condensation o