Deshalogenierungsverfahren von Naphtalenederivaten
摘要
A process for the selective dehalogenation in position 5 of the naphthalenic nucleus of compounds of formula <CHEM> (wherein X, X<5> and R have the meanings reported in the description) by treatment with a dehalogenating agent selected among hydrogen sulfide, aliphatic thiols or mixtures thereof in an inert anhydrous solvent at acid pH.
申请公布号
DE69226323(T2)
申请公布日期
1999.03.11
申请号
DE1992626323T
申请日期
1992.10.01
申请人
ZAMBON GROUP S.P.A., VICENZA, IT
发明人
VILLA, MARCO, I-20131 MILANO, IT;CAVALLERI, PAOLO, I-20144 MILANO, IT