4-(9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thien-4-ylidene)-1-methylpiperidinium Hydrogen Malate
✍ Scribed by Peeters, O. M. ;Blaton, N. M. ;De Ranter, C. J.
- Book ID
- 114511842
- Publisher
- International Union of Crystallography
- Year
- 1995
- Tongue
- English
- Weight
- 440 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0108-2701
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## Stereoselective Syntheses of (2)-( 10-Methoxy-4H-benzo[4,5~cyclohepta[ 1,2-b)thiophen-4-ylidene)acetic Acid Two stereoselective syntheses for the antiinflammatory compound 1 ((Z)-isomer) are described. In the first approach (Strategy A , Scheme I ) the stereoselective synthesis of 1 was realize
## Abstract Verschiedene Synthesen zur Herstellung von 9‐Oxo‐9,10‐dihydro‐4__H__‐benzo[4,5]cyclohepta[1,2‐__b__]thiophenen **17** und 10‐Oxo‐9,10‐dihydro‐4__H__‐benzo[4,5]cyclohepta[1,2‐__b__]thiophenen **18** (**25**), mit der 1‐Alkyl‐4‐piperidyliden‐Gruppe in 4‐Stellung, ausgehend von 9,10‐Dihydr
## Abstract Several syntheses of 4,5‐dihydro‐10 __H__‐benzo[5,6]‐cyclohepta[1, 2‐__b__]thiophen‐10‐one (I b) are described. The pharmacological properties of the compounds XIII, which derive from IB through basic substitution on position 10, are briefly mentioned.