Intermediates and process for the preparation thereof
Patent 6258961 Issued on July 10, 2001. Estimated Expiration Date: 
November 12, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 12, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesDextro-rotatory enantiomer of methyl alpha-5 (4,5,6,7-tetrahydro (3,2-c) thieno pyridyl) (2-chlorophenyl)-acetate and the pharmaceutical compositions containing it Process for the preparation of an n-phenylacetic derivative of tetrahydrothieno(3,2-c)pyridine and its chemical intermediate Patent #: 5204469 Inventors
AssigneeApplicationNo. 423801 filed on 11/12/1999US Classes:549/77Unsaturated carbocyclic ring or acyclic carbon to carbon unsaturation containingExaminersPrimary: Lambkin, Deborah C.Attorney, Agent or FirmForeign Patent References
International ClassC07D 333/22Foreign Application Priority Data1997-05-13 HUAbstract##STR1## A process for the preparation of 2-[(2-thienyl)-ethylamino]-(2-halogenophenyl)-acetamides of general formula (VII) starting from the nitriles of general formula (I). Compounds of general formula (VII) are valuable intermediates. |
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