Results 201 to 210 of about 3,781 (264)

Cannabidiol reduces oxycodone self-administration while preserving its analgesic efficacy in a rat model of neuropathic pain. [PDF]

Sci Rep
Bruijnzeel AW, Behnood-Rod A, Chellian R, Malphurs W, Caudle RM, Febo M, Setlow B, Murphy NP, Neubert JK.   +8 more
europepmc   +1 more source

GC-MS/MS and LC-MS/MS Identification of Opium and Tropane Alkaloids in Pottery from Funnel Beaker Culture Sites in South-Eastern Poland. [PDF]

Materials (Basel)
Osak M, Buszewicz G, Taras H, Zakościelna A, Teresiński G, Karpiński R, Baj J.   +6 more
europepmc   +1 more source

The production of thebaine, codeine and morphine from Papaver genus

, 1981
Axel Espinasse
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Thebaine Cyclopropanation.

ChemInform, 2003
AbstractFor Abstract see ChemInform Abstract in Full Text.
E. E. Schultz, M. M. Shakirov, I. Yu. Bagryanskaya, Yu. V. Gatilov, G. A. Tolstikov, V. N. Kalinin, H. Schmidhammer   +6 more
openaire   +1 more source

Dearomative Access to (−)-Thebaine and Derivatives

Organic Letters, 2023
A synthesis of the natural product thebaine is reported in eight steps from commercially available starting materials, hinging on the dearomatization and coupling of simple aromatic starting materials. This provides divergent access to two unnatural opioid derivatives and is aimed at the long-term development of synthetic opioid analogs of the ...
Zachary A. Tolchin, Dallas M. Dukes, Leanna M. Gharbaoui, Joel M. Smith   +3 more
openaire   +2 more sources

Thebain?Maleinimid-und Thebain?N-substituierte Maleinimid-Addukte

Monatshefte f�r Chemie, 1971
DasDiels-Alder-Addukt Thebain—Maleinimid wurde auf verschiedenen Wegen hergestellt. Substitution am Imidstickstoff durch Alkylhalogenide lieferte die entsprechenden N-Alkylderivate und durch Bromessigsaureathylester die entsprechende N-Carbathoxymethylverbindung. Aminolyse dieses Esters fuhrte zu einer Reihe von Amiden.
O. Hromatka, G. Sengstschmid, K. Eichinger   +2 more
openaire   +1 more source

Spectrofluorimetric determination of thebaine

Mikrochimica Acta, 1975
A method has been developed for the determination of morphine hydrochloride, codeine, papaverine, narcotine and thebaine in mixtures, by measurement of the native fluorescence of the first four components, the fluorescence of the apomorphine obtained by oxidation of morphine, and the fluorescence of the hydrolysis products obtained by heating thebaine ...
R A, Chalmers, A F, Jackson
openaire   +2 more sources