US PATENT SUBCLASS 558 / 318
.~.~.~ Ammonia utilized

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
303  DF  .~ Nitriles (i.e., compounds having cyano bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {21}
308  DF  .~.~ Processes for forming the cyano group {7}
318.~.~.~ Ammonia utilized {3}
319  DF  .~.~.~.~> And molecular oxygen or a molecular oxygen containing gas {2}
329  DF  .~.~.~.~> Product contains cyano bonded directly to a benzene ring
330  DF  .~.~.~.~> Reactant contains acyclic or alicyclic carbon to carbon double bond

DEFINITION

Classification: 558/318

(under subclass 317) Processes wherein there is utilitzed ammonia.

(1) Note. Examples of processes provided for herein are: (a) the production of acetonitrile by the reaction of carbon monoxide, ammonia and hydrogen, and (b) the production of acetonitrile by the vapor phase reaction of propane and ammonia in the presence of cobalt molybdate.