HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
4-Bromoanisole → 5-Chloro-3-hydroxy-3-(4-methoxyphenyl)-1,3-dihydro-2H-indol-2-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 4-Bromoanisole | HCID 7730 | — |
| Edukt | 5-chloro-1H-indole-2,3-dione | HCID 87203 | — |
| Edukt | Magnesium | HCID 5462224 | — |
| Lösungsmittel | Tetrahydrofuran | HCID 8028 | — |
| Produkt | 5-Chloro-3-hydroxy-3-(4-methoxyphenyl)-1,3-dihydro-2H-indol-2-one | HCID 22560907 | 72,9% |
Reaktionsschritte
This compound is prepared according to the procedure described in step A of Preparation 1.3 starting with 3.5 g of magnesium, 25 g of 1-bromo-4-methoxybenzene, 50 ml of THF and a mixture of 8 g of 5-chloro-1H-indol-2,3-dione in 50 ml of THF. 9.3 g of the expected product are obtained after crystallization from hot iso ether; m.p.=202° C.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US06864277B2 |
| Quelldatensatz | uspto-grants-2005_03 |
| ORD ID | ord-35c83ef5eb644d0a81ac4091f2bd8535 |
| Quellennotiz | uspto-grants-2005_03 |