Thionyl Chloride → 4-[(2-methylbenzoyl)amino]benzoyl Chloride

HRID 2293177Notes

Reaction equation

HRID 2293177 reaction equation
[CH3:1][C:2]1[CH:19]=[CH:18][CH:17]=[CH:16][C:3]=1[C:4]([NH:6][C:7]1[CH:15]=[CH:14][C:10]([C:11](O)=[O:12])=[CH:9][CH:8]=1)=[O:5].S(Cl)([Cl:22])=O>>[CH3:1][C:2]1[CH:19]=[CH:18][CH:17]=[CH:16][C:3]=1[C:4]([NH:6][C:7]1[CH:15]=[CH:14][C:10]([C:11]([Cl:22])=[O:12])=[CH:9][CH:8]=1)=[O:5]

Participants

3

Procedure

A mixture of 10.3 g of 4-[(2-methylbenzoyl)amino]benzoic acid and 32 ml of thionyl chloride is refluxed for 1.5 hours. The solution is concentrated under vacuum. Toluene is added and the solvent removed under vacuum. Toluene is added and the mixture chilled and filtered to give a yellow solid, m.p. 135°-141° C.

Workup

  1. temperatureis refluxed for 1.5 hours
  2. concentrationThe solution is concentrated under vacuum
  3. additionToluene is added
  4. customthe solvent removed under vacuum
  5. additionToluene is added
  6. temperaturethe mixture chilled
  7. filtrationfiltered
  8. customto give a yellow solid, m.p. 135°-141° C.

Sources & evidence

ORD record
ord-00331801023d4ef8885e8d5b42cf9a9a
Source dataset
uspto-grants-1997_11
Patent number
US05686445

Reaction notes

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