HuagongsheHuagongshe Chemistry Print Report · For research reference only
(+/-)-3-Methyl-5'-nitro-spiro[imidazolidine-4,2'-indane]-2,5-dione → (+/-)-3' Methyl-2',5'-dioxo-6,8-dihydrospiro[cyclopenta[g]quinoline-7,4'-imidazolidine]-2-carbaldehyde
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | (+/-)-3-Methyl-5'-nitro-spiro[imidazolidine-4,2'-indane]-2,5-dione | HCID 18440305 | — |
| Reactant | (7R)-3'-methyl-2',5'-dioxo-6,8-dihydrospiro[cyclopenta[g]quinoline-7,4'-imidazolidine]-2-carbaldehyde | HCID 57774205 | — |
| Product | (+/-)-3' Methyl-2',5'-dioxo-6,8-dihydrospiro[cyclopenta[g]quinoline-7,4'-imidazolidine]-2-carbaldehyde | HCID 57774216 | — |
Reaction Steps
Essentially following the procedures described for Intermediate 13, but using (±)-5′-amino-3-methyl-spiro[imidazolidine-4,2′-indane]-2,5-dione (described in Intermediate 7) in place of (R)-5′-amino-3-methyl-spiro[imidazolidine-4,2′-indane]-2,5-dione, the title compound is prepared.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08071770B2 |
| Source dataset | uspto-grants-2011_12 |
| ORD ID | ord-dd0293982d854fc9a50ea946933e5724 |
| Source note | uspto-grants-2011_12 |