Ethanol, 2-chloro-, 1-(4-methylbenzenesulfonate) → HCID 12672371, compound
Reaction equation
[C:1]([NH:4][C:5]1[C:6]([OH:18])=[C:7]([O:16][CH3:17])[C:8]2[O:12][CH:11]=[CH:10][C:9]=2[C:13]=1[O:14][CH3:15])(=[O:3])[CH3:2].S(O[CH2:30][CH2:31][Cl:32])(C1C=CC(C)=CC=1)(=O)=O>O>[C:1]([NH:4][C:5]1[C:6]([O:18][CH2:30][CH2:31][Cl:32])=[C:7]([O:16][CH3:17])[C:8]2[O:12][CH:11]=[CH:10][C:9]=2[C:13]=1[O:14][CH3:15])(=[O:3])[CH3:2]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
A solution of 25.1 g (0.1 mole) of 5-acetamido 4,7-dimethoxy 6-hydroxy benzofuran in 15 ml of a 50% aqueous solution of soda was brought to 90° C. and 21 g (0.1 mole) of 2-chloro ethanol tosylate was slowly added, it was kept at 90° C. for 2 hours, diluted in 1 l of water, filtered and recrystallized in ethanol.
Workup
- customwas brought to 90° C.
- filtrationfiltered
- customrecrystallized in ethanol
Sources & evidence
- ORD record
- ord-0e1443d34612435e82c8d9bdc6dc86d1
- Source dataset
- uspto-grants-1978_09
- Patent number
- US04113951
Reaction notes
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