Process for producing chlorosulfonyl isocyanate

Process for producing chlorosulfonyl isocyanate

Provided is a process for producing chlorosulfonyl isocyanate by reacting sulfur trioxide with cyanogen chloride, which comprises feeding sulfur trioxide and cyanogen chloride simultaneously to the reaction zone and maintaining the temperature of the reacting zone at 10 DEG to 50 DEG C. This is a co...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NOGUCHI, SHIZUO, ONO, MATSUO, NAKAMURA, AKIRA, SHIRAKAWA, HIDEO, ATAKA, TOSHIEI, SEGAWA, HIROZO
Format: Patent
Sprache:eng
Schlagworte:
AMMONIA
CHEMISTRY
COMPOUNDS THEREOF
CYANOGEN
INORGANIC CHEMISTRY
METALLURGY
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Beschreibung
Zusammenfassung:Provided is a process for producing chlorosulfonyl isocyanate by reacting sulfur trioxide with cyanogen chloride, which comprises feeding sulfur trioxide and cyanogen chloride simultaneously to the reaction zone and maintaining the temperature of the reacting zone at 10 DEG to 50 DEG C. This is a commercially very simple process and can produce chlorosulfonyl isocyanate with high purity in high yield.