US PATENT SUBCLASS 562 / 829
.~.~.~.~ Processes for forming the sulfonyl halide group utilizing elemental halogen


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562 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
821  DF  .~ Sulfur halides (i.e., compounds having halogen attached directly to sulfur by nonionic bonding) {5}
827  DF  .~.~ Chalcogen double bonded directly to the sulfur (e.g., sulfinyl halides, etc.) {1}
828  DF  .~.~.~ Plural chalcogens double bonded directly to the sulfur (e.g., sulfonyl halides, etc.) {6}
829.~.~.~.~ Processes for forming the sulfonyl halide group utilizing elemental halogen


DEFINITION

Classification: 562/829

(under subclass 828) Processes in which elemental halogen is utilized.