Model studies directed toward the molybdenum cofactor: 2-alkylidene- and 2-(phenylimino)-1,3-dithioles from acetylenes
摘要:
The cycloaddition of activated alkynes, among them 6-alkynylpterins, with the tributylphosphine-carbon disulfide complex followed by a Wittig reaction of the resulting ylid with carbonyl compounds or nitrosobenzene affords novel 2-alkylidene- or 2-(phenylimino)-1,3-dithioles in moderate to very good yields. The pterin-substituted species are potential intermediates in the synthesis of the molybdenum cofactor.
Model studies directed toward the molybdenum cofactor: 2-alkylidene- and 2-(phenylimino)-1,3-dithioles from acetylenes
摘要:
The cycloaddition of activated alkynes, among them 6-alkynylpterins, with the tributylphosphine-carbon disulfide complex followed by a Wittig reaction of the resulting ylid with carbonyl compounds or nitrosobenzene affords novel 2-alkylidene- or 2-(phenylimino)-1,3-dithioles in moderate to very good yields. The pterin-substituted species are potential intermediates in the synthesis of the molybdenum cofactor.
TAYLOR, EDWARD C.;DOTZER, REINHARD, J. ORG. CHEM., 56,(1991) N, C. 1816-1822
作者:TAYLOR, EDWARD C.、DOTZER, REINHARD
DOI:——
日期:——
Model studies directed toward the molybdenum cofactor: 2-alkylidene- and 2-(phenylimino)-1,3-dithioles from acetylenes
作者:Edward C. Taylor、Reinhard Doetzer
DOI:10.1021/jo00005a029
日期:1991.3
The cycloaddition of activated alkynes, among them 6-alkynylpterins, with the tributylphosphine-carbon disulfide complex followed by a Wittig reaction of the resulting ylid with carbonyl compounds or nitrosobenzene affords novel 2-alkylidene- or 2-(phenylimino)-1,3-dithioles in moderate to very good yields. The pterin-substituted species are potential intermediates in the synthesis of the molybdenum cofactor.