US PATENT SUBCLASS 564 / 496
.~.~.~ Preparing directly by halogenation


Current as of: June, 1999
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564 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1  DF  .~ AMINO NITROGEN CONTAINING (E.G., UREA, SULFONAMIDES, NITROSAMINES, OXYAMINES, ETC., AND SALTS THEREOF) {37}
463  DF  .~.~ Acyclic {16}
496.~.~.~ Preparing directly by halogenation


DEFINITION

Classification: 564/496

(under subclass 463) Processes wherein the acyclic amino nitrogen compounds are produced by introducing halogen to form a direct bond to carbon.