Pyridinium chloride → HCID 21483948, compound

HRID 1415190Notes

Reaction equation

HRID 1415190 reaction equation
[Cl:1][C:2]1[C:10]([Cl:11])=[C:9]([O:12]C)[CH:8]=[C:4]([C:5]([OH:7])=[O:6])[C:3]=1C(O)=O.Cl.N1C=CC=CC=1>O>[Cl:1][C:2]1[CH:3]=[C:4]([CH:8]=[C:9]([OH:12])[C:10]=1[Cl:11])[C:5]([OH:7])=[O:6]

Participants

4

Reactant 2

HCID 10176127Pyridinium chlorideHCID 2148392857296-46-5

Product 1

HCID 21483948HCID 21483948, compound

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Conditions

Temperature
180 °C

Procedure

3,4-Dichloro-5-methoxyphthalic acid (17.5 g., 0.066 mole) is mixed with pyridine hydrochloride (120 g.). The mixture is heated at 180° C. for one hour and then poured into water (1 l.). The solid that separates melts at 211°-212..5° C. and is used without purification in the next step.

Workup

  1. customThe solid that separates melts at 211°-212..5° C. and is used without purification in the next step

Sources & evidence

ORD record
ord-2ffc154f0b7d40d89200aefc4901603e
Source dataset
uspto-grants-1977_01
Patent number
US04003927

Reaction notes

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