US PATENT SUBCLASS 570 / 154
.~.~.~.~ From acetylenically unsaturated compound

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}
123  DF  .~.~ Fluorine containing {21}
153  DF  .~.~.~ Preparing unsaturated compound {4}
154.~.~.~.~ From acetylenically unsaturated compound

DEFINITION

Classification: 570/154

From acetylenically unsaturated compound:

(under subclass 153) Process wherein a reactant contains a carbon to carbon triple bond.