Nitric Acid → HCID 22313433, compound

HRID 965780Notes

Reaction equation

HRID 965780 reaction equation
[OH:1][C:2]1[CH:11]=[C:10]2[C:5]([CH:6]=[C:7]([C:13]3[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=3)[C:8](=[O:12])[O:9]2)=[CH:4][C:3]=1[O:19][CH3:20].[N+:21]([O-])([OH:23])=[O:22]>CC(C)=O>[OH:1][C:2]1[C:11]([N+:21]([O-:23])=[O:22])=[C:10]2[C:5]([CH:6]=[C:7]([C:13]3[CH:14]=[CH:15][CH:16]=[CH:17][CH:18]=3)[C:8](=[O:12])[O:9]2)=[CH:4][C:3]=1[O:19][CH3:20]

Participants

4

Reactant 2

HCID 944Nitric AcidHCID 22313439HCID 22313439, compound

Product 1

HCID 22313433HCID 22313433, compound

Reagents, catalysts & solvents 1

HCID 180AcetoneSolvent

Procedure

To a solution of 7-hydroxy-6-methoxy-3-phenyl-chromen-2-one (1.34 g) in acetone (40 ml) was added nitric acid (0.22 ml in 5 ml of CH2Cl2) and the resulting mixture stirred for 20 minutes. After evaporation of the solvents the product was recrystallized from ethanol. Yield: 0.85 g.

Workup

  1. customAfter evaporation of the solvents the product
  2. customwas recrystallized from ethanol

Sources & evidence

ORD record
ord-a8329c052f054f37958e6fa35ce4d419
Source dataset
uspto-grants-2005_10
Patent number
US06951870B2

Reaction notes

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