HuagongsheHuagongshe Chemistry Print Report · For research reference only
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone → HCID 68595634, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone | HCID 6775 | — |
| Reactant | HCID 68597279 | HCID 68597279 | — |
| Product | HCID 68595634 | HCID 68595634 | 50.2% |
Reaction Steps
70 mg of (22S,23S)-22,23-dihydroxy-6α-fluorostigmast-4-en-3-one are treated with DDQ following the procedure described in the Example 6. After purification by silica column chromatography (eluting solvent: hexane/ethyl acetate 8:2) of the obtained crude product, 35 mg of (22S,23S)-22,23-dihydroxy-6α-fluorostigmasta-1,4-dien-3-one are obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08431554B2 |
| Source dataset | uspto-grants-2013_04 |
| ORD ID | ord-986745dd4d244ac6aa438e03d97f8520 |
| Source note | uspto-grants-2013_04 |