US PATENT SUBCLASS 585 / 358
.~.~ Nonring moiety becomes ring

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

350  DF  ALICYCLIC COMPOUND SYNTHESIS {11}
357  DF  .~ From nonhydrocarbon {2}
358.~.~ Nonring moiety becomes ring

DEFINITION

Classification: 585/358

Nonring moiety becomes ring:

(under subclass 357) Subject matter wherein the product contains at least one more ring than the feedstock.

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365, and 407, for other cyclization processes.