HCID 12452842, compound → 3-Furancarboxylic acid, 2-methyl-5-pentyl-

HRID 2398657Notes

Reaction equation

HRID 2398657 reaction equation
[CH3:1][C:2]1[O:3][C:4]([CH2:12][CH2:13][CH2:14][CH2:15][CH3:16])=[CH:5][C:6]=1[C:7]([O:9]CC)=[O:8]>[OH-].[Na+].C(O)C>[CH3:1][C:2]1[O:3][C:4]([CH2:12][CH2:13][CH2:14][CH2:15][CH3:16])=[CH:5][C:6]=1[C:7]([OH:9])=[O:8]

Participants

4

Reactant 1

HCID 12452842HCID 12452842, compound

Product 1

HCID 214334073-Furancarboxylic acid, 2-methyl-5-pentyl-

Reagents, catalysts & solvents 2

HCID 702EthanolSolventHCID 14798Sodium HydroxideSolvent

Procedure

Saponification of the ester was accomplished by refluxing 12 hours in 10 ml of 25% aqueous sodium hydroxide and 5 ml of ethanol. Acidification precipitated the crude acid, which was purified by sublimation to give 2-methyl-5-pentyl-3-furoic acid, mp 47°-48° C.

Workup

  1. customAcidification precipitated the crude acid, which
  2. customwas purified by sublimation

Sources & evidence

ORD record
ord-76efe4b2f3c344b4992f2f158a92143c
Source dataset
uspto-grants-1977_05
Patent number
US04025537

Reaction notes

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