Boron trifluoride etherate → HCID 21495354, compound
Reaction equation
[CH2:1]1[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[CH:3]=[C:2]1[CH2:10][CH2:11][OH:12].[C:13]([O:18]CC)(=[O:17])[C:14]([CH3:16])=O.B(F)(F)F.CCOCC>C1C=CC=CC=1>[CH3:16][C:14]1([C:13]([OH:18])=[O:17])[C:1]2=[C:9]3[C:4]([CH:3]=[C:2]2[CH2:10][CH2:11][O:12]1)=[CH:5][CH:6]=[CH:7][CH2:8]3Participants
5
Reactant 3
Product 1
Reagents, catalysts & solvents 1
Procedure
Indene-2-ethanol (3.5 g) described in Examples 474 and 476, is treated with ethyl pyruvate (4 g) and boron trifluoride-etherate (2 ml) in benzene (50 ml) according to the procedure of Example 2 to yield the title compound, m.p. 171°-173° C., νmaxnujol 1720 cm-1.
Sources & evidence
- ORD record
- ord-e4e7817a736048b285535d960c98cccc
- Source dataset
- uspto-grants-1976_11
- Patent number
- US03995052
Reaction notes
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