o-Vanillin → HCID 136400711, compound
Reaction equation
[CH3:1][C:2]1[N:11]([C:12]2[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=2)[C:10](=[O:18])[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[N:3]=1.[OH:19][C:20]1[C:27]([O:28]C)=[CH:26][CH:25]=[CH:24][C:21]=1[CH:22]=O.CC([O-])=O.[Na+]>CC(O)=O>[OH:19][C:20]1[C:27]([OH:28])=[CH:26][CH:25]=[CH:24][C:21]=1[CH:22]=[CH:1][C:2]1[N:11]([C:12]2[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=2)[C:10](=[O:18])[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[N:3]=1Participants
5
Reactant 3
Product 1
Reagents, catalysts & solvents 1
Procedure
A mixture of compound 27 (0.7 g, 003 mol), 9 (0.64 g, 0.004 mol) and NaOAc (0.233 g, 0.002 mol) in AcOH was heated under reflux for 10 hours. After cooling, the precipitate formed was washed with water, dried and recrystallized from EtOH to yield 75 (0.85 g, 75%).
Workup
- temperaturewas heated
- temperatureunder reflux for 10 hours
- temperatureAfter cooling
- customthe precipitate formed
- washwas washed with water
- customdried
- customrecrystallized from EtOH
Sources & evidence
- ORD record
- ord-3b457d2ce0d9421d89b376143d31cc7f
- Source dataset
- uspto-grants-2011_02
- Patent number
- US07893260B2
Reaction notes
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