Thionyl Chloride → HCID 21187853, compound

HRID 356961Notes

Reaction equation

HRID 356961 reaction equation
[C:1]([O:9][C:10]1[CH:11]=[C:12]([S:18]([OH:21])(=O)=[O:19])[CH:13]=[CH:14][C:15]=1[O:16][CH3:17])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.S(Cl)([Cl:24])=O>C1(C)C=CC=CC=1>[C:1]([O:9][C:10]1[CH:11]=[C:12]([S:18]([Cl:24])(=[O:21])=[O:19])[CH:13]=[CH:14][C:15]=1[O:16][CH3:17])(=[O:8])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Participants

4

Reactant 2

HCID 24386Thionyl ChlorideHCID 21187901HCID 21187901, compound

Product 1

HCID 21187853HCID 21187853, compound

Reagents, catalysts & solvents 1

HCID 1140TolueneSolvent

Procedure

A solution of 3-benzoyloxy-4-methoxybenzenesulfonic acid (7.69 g) in dry toluene (70 mL) is treated with thionyl chloride (9 mL), and the mixture is heated at reflux for 6 hours. Concentration gives 3-benzoyloxy-4-methoxybenzenesulfonyl chloride (8.4 g), in the form of a brown oil.

Workup

  1. temperaturethe mixture is heated
  2. temperatureat reflux for 6 hours
  3. concentrationConcentration

Sources & evidence

ORD record
ord-6fc8f4a5ccf64eb19355ae2f8aadf1cd
Source dataset
uspto-grants-1998_11
Patent number
US05840724

Reaction notes

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