Acetic Acid → Glyoxylic Acid

HRID 965432Notes

Reaction equation

HRID 965432 reaction equation
[O:1]1[C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[CH2:3][C:2]1=[O:10].C(O)(=[O:13])C>>[C:2]([OH:1])(=[O:10])[CH:3]=[O:13].[C:9]1(=[O:1])[CH2:4][CH2:5][CH2:6][CH2:7][CH2:8]1

Participants

4

Reactant 2

HCID 176Acetic AcidHCID 683822(3H)-Benzofuranone

Product 2

HCID 760Glyoxylic AcidHCID 7967Cyclohexanone

Procedure

More recently, J. C. Vallejos et al (FR 2.721.609) described a method for the preparation of 2-coumaranone by vapour phase catalytic dehydrogenation of the crude reaction product obtained from the condensation of glyoxylic acid with cyclohexanone in a pure acetic acid medium.

Workup

  1. customreaction product

Sources & evidence

ORD record
ord-95e8e92c5c1e4539867d38d17e71c8cf
Source dataset
uspto-grants-1998_06
Patent number
US05773632

Reaction notes

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