Реакция #667490

ord-110cf62db8214c5d9a0201ed228f734d

Реагенты

Нет

Условия реакции

Подробные условия
See reaction.notes.procedure_details.

Методика

The reaction between sodium sulfide and two moles of 2-(2'-chloroethoxy)ethanol yields the intermediate compound 1,11-dihydroxy-3,9-dioxa-6-thiaundecane; ##STR5## Halogenation of the thiaundecane intermediate with thionyl chloride in dimethylsulfoxide (DMF) yields Intermediate A: ##STR6## Condensation of Intermediate A with 1,5-dimercapto-3-oxapentane in an aqueous-ethanol solution of sodium carbonate yields Compound 3: ##STR7##

Источник

DOI: 10.6084/m9.figshare.5104873.v1Патент: US04752560uspto-grants-1988_06