HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium hydride → (2S,3R,4R,5S,6R)-2-(Acetoxymethyl)-6-(((Z)-1-(2-chlorophenyl)-3-ethoxy-3-oxoprop-1-en-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium hydride | HCID 24758 | — |
| Reactant | Ethyl 3-(2-chlorophenyl)-2-oxopropanoate | HCID 18370191 | — |
| Reactant | (2S,3S,4R,5S,6R)-2-(Acetoxymethyl)-6-(((Z)-3-ethoxy-1-(2-fluorophenyl)-3-oxoprop-1-en-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate | HCID 66980300 | — |
| Reactant | 2,3,4,6 tetra-O-acetyl-alpha-D-galactose bromide | HCID 86702363 | — |
| Product | (2S,3R,4R,5S,6R)-2-(Acetoxymethyl)-6-(((Z)-1-(2-chlorophenyl)-3-ethoxy-3-oxoprop-1-en-2-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate | HCID 66980210 | 36% |
Reaction Steps
The title compound was prepared as described for C4 using ethyl 3-(2-chlorophenyl)-2-oxopropanoate B11 (100 mg, 0.441 mmol), sodium hydride (11.65 mg, 0.485 mmol) and 2,3,4,6 tetra-O-acetyl-α-D-galactose bromide (181 mg, 0.441 mmol). The resulting compound was isolated in the form of white solid in 36% yield.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US09221860B2 |
| Source dataset | uspto-grants-2015_12 |
| ORD ID | ord-1c66cd34aa674e1f897db4bb307208be |
| Source note | uspto-grants-2015_12 |