ES389687A1 - A procedure for preparing derivatives of carbonil-dioximorfinan. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for preparing derivatives of carbonil-dioximorfinan. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamanouchi Pharmaceutical Co Ltd
Original Assignee
Yamanouchi Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yamanouchi Pharmaceutical Co LtdfiledCriticalYamanouchi Pharmaceutical Co Ltd
Priority to ES389687ApriorityCriticalpatent/ES389687A1/en
Publication of ES389687A1publicationCriticalpatent/ES389687A1/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
A process for the preparation of carbonyldioxymorphinan derivatives of the general formula: ** (see formula) ** Where r represents a lower alkyl group or a N-methylmorphinan-3-yl group, or non-toxic acid addition salts thereof, which process consists in reacting 3-hydroxy-N-methylmorphinan with a carbonyl halide represented by the formula: R' - co - x Wherein x represents a halogen atom and r'represents a lower alkoxy group or a halogen atom, in an organic solvent such as chloroform, tetrahydrofuran and the like optionally in the presence of a base such as triethylamine, potassium carbonate, sodium carbonate and the like. (Machine-translation by Google Translate, not legally binding)
ES389687A1971-03-291971-03-29A procedure for preparing derivatives of carbonil-dioximorfinan. (Machine-translation by Google Translate, not legally binding)
ExpiredES389687A1
(en)
A procedure for preparing a selected chemical compound of the group consisting of nitroimidazool-ethyl O-thiocarbamate. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of derivatives aminoacetilicos of 2,3-difenil-ciclopropilamina. (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of new derivatives of acid2,3-alquilen (lower) penam-3-carboxylic. (Machine-translation by Google Translate, not legally binding)