HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1-Propanol → 3-Propoxymethyl-7-amino-ceph-3-eme-4-carboxylic acid
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1-Propanol | HCID 1031 | — |
| Edukt | Boron trifluoride | HCID 6356 | — |
| Edukt | 7-Aminocephalosporanic acid | HCID 441328 | — |
| Lösungsmittel | Triethylamine | HCID 8471 | — |
| Produkt | 3-Propoxymethyl-7-amino-ceph-3-eme-4-carboxylic acid | HCID 131716788 | — |
Reaktionsschritte
Using the procedure of Step A of Example 8, 27.2 g of 7-amino-cephalosporanic acid, 170 ml of the etherate of of boron trifluoride, 131 ml of propanol and 128 ml of triethylamine were reacted to obtain 17.4 g of raw product which was purified with hot hydrochloric acid and ammonium hydroxide to obtain 7.45 g of 3-propoxymethyl-7-amino-ceph-3-eme-4-carboxylic acid.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05243043 |
| Quelldatensatz | uspto-grants-1993_09 |
| ORD ID | ord-332c42f9e23541eaa37b1a643ef16125 |
| Quellennotiz | uspto-grants-1993_09 |