Selenium Dioxide → 2-Methoxyphenylglyoxal hydrate

HRID 1154621Notes

Reaction equation

HRID 1154621 reaction equation
C[O:2][CH2:3][C:4]([C:6]1[CH:11]=[CH:10][CH:9]=[CH:8][CH:7]=1)=[O:5].[Se](=O)=O.[O:15]1CCOC[CH2:16]1>O>[OH2:2].[CH3:16][O:15][C:7]1[CH:8]=[CH:9][CH:10]=[CH:11][C:6]=1[C:4]([CH:3]=[O:2])=[O:5]

Participants

5

Reactant 3

HCID 24007Selenium DioxideHCID 312751,4-DioxaneHCID 776982-Methoxy-1-phenylethanone

Product 1

HCID 204341102-Methoxyphenylglyoxal hydrate

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

A mixture of 4.5 g of 2-methoxyacetophenone, 4.33 g of selenium dioxide, 30 ml of dioxane and 3 ml of water is treated in the same manner as described in Example 5-(1). 5 g of 2-methoxyphenylglyoxal hydrate are thereby obtained as a crude oil.

Workup

  1. additionis treated in the same manner

Sources & evidence

ORD record
ord-d304db56808b433198c5a1c233bdc34a
Source dataset
uspto-grants-1984_12
Patent number
US04490392

Reaction notes

Loading…