Biological activity of the alkaloids of Erythroxylum coca and Erythroxylum novogranatense

M Novak, CA Salemink, I Khan - Journal of Ethnopharmacology, 1984 - Elsevier
The cultivated Erythroxylum varieties E. coca var. coca, E. coca var. ipadu, E. novogranatense
var. novogranatense and E. novogranatense var. truxillense contain 18 alkaloids, …

The structure of cercosporin, a naturally occurring quinone

RJJC Lousberg, U Weiss, CA Salemink… - Journal of the …, 1971 - pubs.rsc.org
The Structure of Cercosporin, a Naturally Occurring Quinone Page 1 CHEMICAL
COMMUNICATIONS, 1971 1463 The Structure of Cercosporin, a Naturally Occurring …

[PDF][PDF] Cannabicitran: A new naturally occurring tetracyclic diether from Lebanese Cannabis sativa

CAL Bercht, RJJC Lousberg, FJEM Küppers… - …, 1974 - future4200.com
CANNABICITRAN: A NEW NATURALLY OCCURRING TETRACYCLIC DIETHER FROM
LEBANESE CANNABIS SATI I/A* Page 1 CANNABICITRAN: A NEW NATURALLY …

Cannabis—VIII: pyrolysis of Cannabidiol. Structure elucidation of the main pyrolytic product

F Küppers, RJJC Lousberg, CAL Bercht, CA Salemink… - Tetrahedron, 1973 - Elsevier
GLC analysis of the products obtained by pyrolysis of cannabidiol in air at 700 revealed the
formation of several components, which are not only the result of a mere cracking process. A …

Essential oils of five Tanacetum vulgare genotypes

E Hethelyi, P Tetenyi, JJ Kettenes-Van Den Bosch… - Phytochemistry, 1981 - Elsevier
The essential oils of five Tanacetum vulgare genotypes were investigated and their main
components identified. Artemisia alcohol, γ-campholenol, davanone, lyratol, lyratyl acetate and …

Biological activity of the tetrahydrocannabinols

JJ Kettenes-Van den Bosch, CA Salemink… - Journal of …, 1980 - Elsevier
Cannabis preparations have been used for many centuries as psychotomimetic drugs and as
folk medicines. The chemical and pharmacological research on Cannabis sativa L. started …

Pigments of Elsinoe species. Part II. Structure of elsinochromes A, B, and C

RJJC Lousberg, CA Salemink, U Weiss… - Journal of the Chemical …, 1969 - pubs.rsc.org
Pigments of Elsinoe Species. Part lW3 Structure of Elsinochromes A, B, and C Page 1 Org.
1219 Pigments of Elsinoe Species. Part lW3 Structure of Elsinochromes A, B, and C By RJJ …

Trans‐N‐Deoxyribosylase: Substrate Specificity Studies: Purine Bases as Acceptors

J Holguin, R Cardinaud… - European Journal of …, 1975 - Wiley Online Library
A series of purine bases and analogues were tested as substrates for trans‐N‐deoxyribosylase
(EC 2.4.2.6). It was observed that the pyrimidine ring and its substituents on positions 1, …

Triterpenes of Prunus serotina and P. lusitanica

HWA Biessels, AC van der Kerk-van… - Phytochemistry, 1974 - Elsevier
TRITERPENES OF PRUNUS SEROTINA AND P LUSITANICA” Page 1 Phytochemlstry 1974 Vol
13 pp 203 to 207 Pergamon Press Prmted I” England TRITERPENES OF PRUNUS SEROTINA …

Neodihydrothebaine and bractazonine, two dibenz [d, f] azonine alkaloids of Papaver bracteatum

HG Theuns, HBM Lenting, CA Salemink, H Tanaka… - Phytochemistry, 1984 - Elsevier
Two new dibenz[d,f]azonine alkaloids, neodihydrothebaine and bractazonine were isolated
from Papaver bracteatum. Their possible biosynthesis from thebaine is discussed. The …