Salicylaldehyde → alpha-(2'-Hydroxybenzylidene)-gamma-valerolactone
Reaction equation
[CH:1](=O)[C:2]1[C:3](=[CH:5][CH:6]=[CH:7][CH:8]=1)[OH:4].[C:10]1(=[O:16])[O:15][CH:13]([CH3:14])[CH2:12][CH2:11]1>C1(C)C=CC=CC=1>[OH:4][C:3]1[CH:5]=[CH:6][CH:7]=[CH:8][C:2]=1[CH:1]=[C:11]1[CH2:12][CH:13]([CH3:14])[O:15][C:10]1=[O:16]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
Salicylaldehyde (15.2 g) and γ-valerolactone (25 g) were dissolved in toluene (150 ml). By the reactions as in the same manner as in Example 307, the title compound (17 g) was obtained, melting point 112–114° C.
Sources & evidence
- ORD record
- ord-b7558b236a9d4731b3ff9f454b289deb
- Source dataset
- uspto-grants-2007_03
- Patent number
- US07196199B2
Reaction notes
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