US PATENT SUBCLASS 570 / 204
.~.~.~ Dehalogenation or dehydrohalogenation

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
190  DF  .~.~ Processes of preparing, purifying, or recovering benzene ring containing compound {9}
204.~.~.~ Dehalogenation or dehydrohalogenation {1}
205  DF  .~.~.~.~> Of alicyclic ring to prepare benzene ring

DEFINITION

Classification: 570/204

Dehalogenation or dehydrohalogenation:

(under subclass 190) Process wherein a halogen atom or a molecule of hydrogen halide is removed from a compound to prepare a compound classified thereunder.