Alkylthio(4-methylpent-3-en-1-ynyl)carbenes: generation by the photolysis of 5-alkylthioethynyl-3,3-dimethyl-3H-pyrazoles and reactions with alkenes-Science-Chemical Encyclopedia-lookchem

Alkylthio(4-methylpent-3-en-1-ynyl)carbenes: generation by the photolysis of 5-alkylthioethynyl-3,3-dimethyl-3H-pyrazoles and reactions with alkenes
Add time:07/22/2019 Source:sciencedirect.com

New singlet alkylthio(4-methylpent-3-en-1-ynyl)carbenes were generated by photolysis of corresponding 5-alkylthioethynyl-3,3-dimethyl-3H-pyrazoles and subsequently trapped by alkenes giving rise to 1-alkynyl-1-(alkylthio)cyclopropanes in yields up to 60%.

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