HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1,1'-(Diazomethylene)bis(benzene) → Diphenylmethyl [4-cyano-2,3-bis-[(2-methoxy-ethoxy)-methoxy]-phenyl]-bromoacetate
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1,1'-(Diazomethylene)bis(benzene) | HCID 61230 | — |
| Edukt | [4-Cyano-2,3-bis-[(2-methoxy-ethoxy)-methoxy]-phenyl]bromoacetic acid | HCID 18359186 | — |
| Lösungsmittel | Dichloromethane | HCID 6344 | — |
| Produkt | Diphenylmethyl [4-cyano-2,3-bis-[(2-methoxy-ethoxy)-methoxy]-phenyl]-bromoacetate | HCID 53964381 | — |
Reaktionsschritte
The product of Step A was dissolved in 10 ml of methylene chloride and 470 mg of diphenyl diazomethane were added. Evaporation was carried out followed by chromatography on silica (eluant: cyclohexane - ethyl acetate (2-1)) to obtain 450 mg of the desired, product.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05728828 |
| Quelldatensatz | uspto-grants-1998_03 |
| ORD ID | ord-9e556f57e168442bbbc24bcb8ff4afba |
| Quellennotiz | uspto-grants-1998_03 |