Thionyl Chloride → HCID 178479696, compound

HRID 2397846Notes

Reaction equation

HRID 2397846 reaction equation
[OH:1][C:2]1[CH:7]=[CH:6][N:5]=[C:4]([C:8]([OH:10])=O)[CH:3]=1.S(Cl)([Cl:13])=O>>[ClH:13].[OH:1][C:2]1[CH:7]=[CH:6][N:5]=[C:4]([C:8]([Cl:13])=[O:10])[CH:3]=1

Participants

3

Reactant 2

HCID 24386Thionyl ChlorideHCID 178524611HCID 178524611, compound

Product 1

HCID 178479696HCID 178479696, compound

Procedure

A mixture of 139.0 g of 4-hydroxypicolinic acid and 238.0 g of thionyl chloride are heated in an oil bath at 70° until solution occurs. The mixture is concentrated in vacuo to remove the excess thionyl chloride and to leave a residue of 4-hydroxypicolinoyl chloride hydrochloride as a colorless solid.

Workup

  1. temperatureare heated in an oil bath at 70° until solution
  2. concentrationThe mixture is concentrated in vacuo
  3. customto remove the excess thionyl chloride

Sources & evidence

ORD record
ord-d5bc31bd217b4f67a91aeeb0d7d060ab
Source dataset
uspto-grants-1977_05
Patent number
US04022897

Reaction notes

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