HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Methanol → 4-(8-Cyclopropyl-2,2,4,4-tetramethyl-chroman-6-yl-ethvnyl)-benzoic acid
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Methanol | HCID 887 | — |
| Edukt | Water | HCID 962 | — |
| Edukt | Sodium Hydroxide | HCID 14798 | — |
| Edukt | 4-(8-Cycloproply-2,2,4,4-tetramethyl-chroman-6-yl-ethynyl)-benzoic acid ethyl ester | HCID 69548071 | — |
| Lösungsmittel | Acetonitrile | HCID 6342 | — |
| Produkt | 4-(8-Cyclopropyl-2,2,4,4-tetramethyl-chroman-6-yl-ethvnyl)-benzoic acid | HCID 9969656 | — |
Reaktionsschritte
Following general procedure L and using 4-(8-cyclopropyl-2,2,4,4-tetramethyl-chroman-6-yl-ethynyl)-benzoic acid ethyl ester (Compound 33, 0.135 g, 0.34 mmol), 5 mL of methanol and 1M sodium hydroxide solution (2 mL) followed by preparative reverse phase HPLC using 10% water in acetonitrile as the mobile phase, the title compound was obtained as a solid (0.093 g, 73%).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US06359135B1 |
| Quelldatensatz | uspto-grants-2002_03 |
| ORD ID | ord-4339b02ce0fa48508a3ccfe3536e573f |
| Quellennotiz | uspto-grants-2002_03 |