p-Toluenesulfonic acid → 130083-11-3

HRID 2050905Notes

Reaction equation

HRID 2050905 reaction equation
C([O:4][C:5]1[C:6]([C:11]([O:13][CH3:14])=[O:12])=[CH:7][S:8][C:9]=1[CH3:10])(=O)C.C1(C)C=CC(S(O)(=O)=O)=CC=1>CO>[OH:4][C:5]1[C:6]([C:11]([O:13][CH3:14])=[O:12])=[CH:7][S:8][C:9]=1[CH3:10]

Participants

4

Reactant 2

HCID 6101p-Toluenesulfonic acidHCID 19834202HCID 19834202, compound

Product 1

HCID 19834206130083-11-3

Reagents, catalysts & solvents 1

HCID 887MethanolSolvent

Procedure

To methyl 4-acetoxy-5-methyl-3-thiophenecarboxylate (214 g) in methanol (250 ml) was added p-toluenesulphonic acid (2 g), and the solution stirred at room temperature for three days.

Sources & evidence

ORD record
ord-e46146cf46ee430f80de5d7a252f70e4
Source dataset
uspto-grants-1991_05
Patent number
US05015656

Reaction notes

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