3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid → HCID 15009971, compound
Reaction equation
[CH3:1][C:2]1([CH3:12])[CH2:7][C:6](=[O:8])[CH:5]=[C:4]([C:9]([OH:11])=[O:10])[O:3]1.[H][H]>O1CCCC1.[C].[Pd]>[CH3:1][C:2]1([CH3:12])[CH2:7][C:6](=[O:8])[CH2:5][CH:4]([C:9]([OH:11])=[O:10])[O:3]1Participants
5
Procedure
In 8 ml of tetrahydrofuran was dissolved 0.5 g of 3,4-dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid, followed by adding thereto 50 mg of 10% palladium-carbon, and the reaction was carried out with stirring in a hydrogen stream at room temperature for 3 hours.
Workup
- additionby adding
Sources & evidence
- ORD record
- ord-3bb3eeeca5364c3a8babb07b9da4c2d1
- Source dataset
- uspto-grants-1990_05
- Patent number
- US04927919
Reaction notes
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