HuagongsheHuagongshe Chemistry Print Report · For research reference only
Methanol → [2-Fluoro-4-(2,2,4,4-tetramethyl-chroman-6-yl-ethynyl) phenyl]acetic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Methanol | HCID 887 | — |
| Reactant | Ethyl Acetate | HCID 8857 | — |
| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Reactant | [2-Fluoro-4-(2,2,4,4-tetramethyl-chroman-6-ylethynyl) phenyl]acetic acid ethyl ester | HCID 69548829 | — |
| Solvent | Hexane | HCID 8058 | — |
| Product | [2-Fluoro-4-(2,2,4,4-tetramethyl-chroman-6-yl-ethynyl) phenyl]acetic acid | HCID 10270267 | — |
Reaction Steps
Following general procedure L and using [2-fluoro-4-(2,2,4,4-tetramethyl-chroman-6-ylethynyl) phenyl] acetic acid ethyl ester (Compound 31, 0.21 g, 0.58 mmol), 5 mL of methanol and 1M sodium hydroxide solution (2 mL) followed by flash column chromatography over silica gel (230-400 mesh) using 50% ethyl acetate in hexane, the title compound was obtained as a solid (0.184 g, 93%).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06380256B1 |
| Source dataset | uspto-grants-2002_04 |
| ORD ID | ord-557cacc1056f43dc85c52a4bfb6f0131 |
| Source note | uspto-grants-2002_04 |