HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Dichloromethane → Acetyl chloride
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Dichloromethane | HCID 6344 | — |
| Edukt | HCID 178474104 | HCID 178474104 | — |
| Produkt | Acetyl chloride | HCID 6367 | — |
| Produkt | HCID 178507452 | HCID 178507452 | — |
Reaktionsschritte
The diphenylmethyl 3-acetoxymethyl-7-(4-acetylaminobenzimidazol-2-yl)aminoceph-3-em-4-carboxylate used as starting material may be obtained by reaction of the corresponding 4-aminobenzimidazole derivative in dry methylene chloride with excess acetyl chloride and purifying the product by chromatography on silica using CH2Cl2 /MeOH/HOAc 97:1:2 v/v/v as eluant.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04463173 |
| Quelldatensatz | uspto-grants-1984_07 |
| ORD ID | ord-cb83181cc70e410ab830f3ef2957f50d |
| Quellennotiz | uspto-grants-1984_07 |