Sodium Hydroxide → HCID 23669072, compound

HRID 1981920Notes

Reaction equation

HRID 1981920 reaction equation
[CH3:1][C:2]1[CH:22]=[C:21]([CH3:23])[CH:20]=[CH:19][C:3]=1[C:4]1[O:5][C:6]2[C:11]([C:12](=[O:15])[C:13]=1[CH3:14])=[CH:10][CH:9]=[CH:8][C:7]=2[C:16]([OH:18])=[O:17].[OH-].[Na+:25]>CO>[CH3:1][C:2]1[CH:22]=[C:21]([CH3:23])[CH:20]=[CH:19][C:3]=1[C:4]1[O:5][C:6]2[C:11]([C:12](=[O:15])[C:13]=1[CH3:14])=[CH:10][CH:9]=[CH:8][C:7]=2[C:16]([O-:18])=[O:17].[Na+:25]

Participants

4

Reactant 2

HCID 14798Sodium HydroxideHCID 13288099HCID 13288099, compound

Product 1

HCID 23669072HCID 23669072, compound

Reagents, catalysts & solvents 1

HCID 887MethanolSolvent

Procedure

One gram of 2',3,4'-trimethylflavone-8-carboxylic acid prepared by the same way as Example 1 is dissolved in methanol, equimolar 2N sodium hydroxide solution is added thereto, methanol is evaporated therefrom, the residue is dissolved in small amount of water, the solution is lyophilized, and 1.0 gram of sodium 2',3,4'-trimethylflavone-8-carboxylate, colorless powder, melting point 218° to 220° C., is obtained.

Workup

  1. custommethanol is evaporated
  2. dissolutionthe residue is dissolved in small amount of water

Sources & evidence

ORD record
ord-039904c5750643d6b42c3c834edae414
Source dataset
uspto-grants-1986_06
Patent number
US04594345

Reaction notes

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