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US 4,046,800 AGranted
Cis-.beta.-[Trimethylammonium]-acrylonitrile tosylate
AssigneeThe Upjohn Company
InventorEdward J. Hessler
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Abstract
A new method for preparing cytosine arabinoside involving the cyanovinylation of the aminooxazoline of D-arabinose by cis-.beta.-[trimethylammonium]-acrylonitrile tosylate. Also included are new preparations of the aminooxazoline of D-arabinose and the anion of cis-1-cyano-2-hydroxyethylene.
Claims1
Cis-.beta.-[trimethylammonium]-acrylonitrile tosylate.
Dependencies are inferred from the claim text.