HuagongsheHuagongshe Chemistry Print Report · For research reference only
1,4-Dioxa-8-azaspiro(4.5)decane → (1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-[5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-methanone
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1,4-Dioxa-8-azaspiro(4.5)decane | HCID 67435 | — |
| Reactant | Diisopropylethylamine | HCID 81531 | — |
| Reactant | O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate | HCID 2733207 | — |
| Reactant | 5-(4-isopropyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid | HCID 68534120 | — |
| Reactant | [5-(4-Cyclopentyl-piperazine-1-carbonyl)-1H-indol-2-yl]-(1,1-dioxo-thiomorpholin-4-yl)-methanone | HCID 68680722 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | (1,4-Dioxa-8-aza-spiro[4.5]dec-8-yl)-[5-(4-isopropyl-piperazine-1-carbonyl)-1H-indol-2-yl]-methanone | HCID 68684152 | 64% |
Reaction Steps
The title compound was synthesized in analogy to example 1, from 5-(4-isopropyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid 1:1 hydrochlorid (example 1, intermediate b), O-(benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate (commercially available), 1,4-dioxa-8-azaspiro[4.5]decane (commercially available) and N,N-diisopropylethylamine in N,N-dimethylformamide, to give the desired product as a light brown solid (64%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07723325B2 |
| Source dataset | uspto-grants-2010_05 |
| ORD ID | ord-8ccb6a8daf7746998301dda103efc61a |
| Source note | uspto-grants-2010_05 |