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| Number | Title | Issue Date |
| 7189383 | Radioactively labelled amino acid analogues, their preparation and use The present invention relates to Halogenated amino acid analogues for use in diagnosis, which compounds have the general formula (I) wherein: R is (C1–C6) alkyl optionally substituted with thioether or ether oxygen atom when n=0, or a substit... | 03/13/2007 |
| 6376681 | Synthesis of compounds useful in the manufacture of ketorolac This invention relates to the drug, ketorolac and the synthesis of compounds useful in the manufacture of ketorolac. Ketorolac tromethamine is a pharmaceutical compound useful as an analgesic.... | 04/23/2002 |
| 4661625 | Synthesis and purification of d-propoxyphene hydrochloride New and improved synthesis of -d-propoxyphene hydrochloride by acid chloride reaction between propionyl chloride and -d-1,2-diphenyl-3-methyl-4-dimethylamino-2-butanol (d-oxyphene) with small amounts of thionyl chloride improves yield and su... | 04/28/1987 |
