Lonza Inc.

Michael Bittel

Christian Schnider

Stefan Tille

Dominique Roberge

Christoph Taeschler

Michael Gottsponer

Andreas Klein

Ulrich Mayerhoeffer

Claudio Arnold

Anna-Christina Hormes

Thomas Gruetzner

Rolf Kalbermatten

Janine Leiggener

Thomas Eggel

Martin Venetz

Kilian Schnydrig

Guy Raboud

Manuel Favre

Stefan Garms

Christophe Girard

The invention discloses a method for the continuous preparation of n-butyl nitrite with a low content of n-butanol comprising the reaction of n-butanol, an acid and NaNOin a continuous way, in which the n-butanol, an acid and NaNOare mixed in a mixing device which provides for a pressure drop of at least 1 bar; the acid is selected from the group consisting of HCI, HSO, formic acid, methanesulfonic acid, and mixtures thereof; and the amount of HCI is at least 1.02 molar equivalent based on the molar amount of n-butanol.

Method for preparation of n-butyl nitrite

The invention relates to a method for the preparation of imidodisulfuryl compounds in a continuous reaction at elevated temperatures.

Method for preparation of imidodisulfuryl compounds

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Visp, Switzerland

Michael Bittel