US PATENT SUBCLASS 564 / 302
.~.~ Racemization per se or with resolution of optical isomers

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}
302.~.~ Racemization per se or with resolution of optical isomers

DEFINITION

Classification: 564/302

(under subclass 1) Processes for the formation of a racemic

mixture from an amino nitrogen containing enantiomer (optical isomer), per se, or together with the separation of the enantiomers of the racemic mixture.