Neue Schwefelquelle: Sulfonylhydrazide reagieren in Gegenwart von 10 Mol-% I2 bereitwillig mit Indolen und ergeben eine Bandbreite von Indolthioethern mit hoher Regioselektivität. Diese Reaktion ebnet den Weg zur Verwendung von Sulfonylhydraziden als charakteristische Schwefel-Elektrophile in der chemischen Synthese. As a service to our authors and readers, this journal provides supporting information supplied by the authors. Such materials are peer reviewed and may be re-organized for online delivery, but are not copy-edited or typeset. Technical support issues arising from supporting information (other than missing files) should be addressed to the authors. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.