Phosphoric Acid → HCID 131722131, compound

HRID 369518Notes

Reaction equation

HRID 369518 reaction equation
[Cl:1][C:2]1[C:3]([CH3:7])=[N:4][NH:5][CH:6]=1.[P:8](=[O:12])([OH:11])([OH:10])[OH:9]>O>[P:8]([O-:12])([OH:11])([OH:10])=[O:9].[Cl:1][C:2]1[CH:6]=[NH+:5][NH:4][C:3]=1[CH3:7]

Participants

4

Reactant 2

HCID 1004Phosphoric Acid2×HCID 178434543HCID 178434543, compound

Product 1

HCID 131722131HCID 131722131, compoundYield 98%

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

116 g (1.0 mol) of 4-chloro-3-methylpyrazole were dissolved in 115 g (1.0 mol) of phosphoric acid (85%) at room temperature. The water contained in the phosphoric acid was evaporated. After a few hours, the title compound crystallized out of the oil initially present (yield 98%).

Workup

  1. customwas evaporated
  2. waitAfter a few hours
  3. customthe title compound crystallized out of the oil initially present (yield 98%)

Sources & evidence

ORD record
ord-faf5b0c53dfd4f30b4bd25cd27ea91c4
Source dataset
uspto-grants-2000_10
Patent number
US06139596

Reaction notes

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