140858-28-2

Upstream product

• 130627-33-7 [1-(1-Benzenesulfonyl-1H-indol-3-yl)-meth-(E)-ylidene]-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-amine 
• 80360-20-9 1-(phenylsulfonyl)indole-3-carbaldehyde 
• 62240-37-3 2-(2-methyl-1,3-dioxolane-2-yl)ethan-1-amine 
• 130627-33-7 [1-(1-Benzenesulfonyl-1H-indol-3-yl)-meth-(Z)-ylidene]-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-amine 

Downstream Products

• 140840-64-8 8-(2-Benzyloxy-ethyl)-7-(1H-indol-3-yl)-1,4-dioxa-8-aza-spiro[4.5]decane 
• 140840-63-7 7-(1-Benzenesulfonyl-1H-indol-3-yl)-8-(2-benzyloxy-ethyl)-1,4-dioxa-8-aza-spiro[4.5]decane 
• 130627-35-9 N-(2-hydroxyethyl)-2-<1-(phenylsulfonyl)-3-indolyl>-4-piperidone ethylene acetal 
• 142207-49-6 7-(1-Benzenesulfonyl-1H-indol-3-yl)-8-methyl-1,4-dioxa-8-aza-spiro[4.5]decane 
• 140840-65-9 (E)-1-(1-Benzenesulfonyl-1H-indol-3-yl)-5-(2-benzyloxy-ethylamino)-pent-1-en-3-one 
• 140840-66-0 2-(1-Benzenesulfonyl-1H-indol-3-yl)-1-(2-benzyloxy-ethyl)-piperidin-4-one 
• 140840-67-1 [2-(1-Benzenesulfonyl-1H-indol-3-yl)-1-(2-benzyloxy-ethyl)-piperidin-(4E)-ylidene]-acetic acid methyl ester 
• 142742-52-7 (E)-1-(1-Benzenesulfonyl-1H-indol-3-yl)-5-dimethylamino-pent-1-en-3-one; hydriodide 
• 142207-50-9 2-(1-Benzenesulfonyl-1H-indol-3-yl)-1-methyl-piperidin-4-one 
• 140840-74-0 [2-(1-Benzenesulfonyl-1H-indol-3-yl)-1-(2-hydroxy-ethyl)-piperidin-(4E)-ylidene]-acetic acid methyl ester 
• 55854-97-2 3,4,6,7,12,12b-Hexahydro-1H-indolo[2,3-a]quinolizin-2-one 

Relevant academic research and scientific papers

Synthetic Applications of Protected 2-Aryl-4-piperidones. 7. Synthesis of 1-Etylindoloquinolizidin-2-one

The synthesis of 1-ethylindoloquinolizidin-2-one (1) by the intramolecular cyclization of protected N-(2-hydroxyethyl)-2--4-piperidone 15 by the action of KtBuO and further acid treatment is reported.The met

SYNTHETIC STUDIES ON INDOLE ALKALOIDS. II. APPLICATIONS OF PHENYLSULFONYLINDOLES ON INTRAMOLECULAR CYCLIZATIONS

The synthesis of indoloquinolizidin-2-one 15 is reported through the potassium tert-butoxide cyclization of N-hydroxyethyl-2--4-piperidone ethylene acetal (5) into 3-spiroindolenine intermediate 6.Anhydrous acid treatm