Statistics
Publications
4
Citations
81
H-Index
4
Active since
1940
Affiliations
University of Pretoria(Current)
H.L. De Waal is an author at University of Pretoria specializing in medicinal plants, pharmacology, and botany.
Publications per year
1940–1972
4
4
Dimeric piperidine alkaloids from lam.: Azimine, azcarpine and carpaine
G. J. H. RALL, T.M. Smalberger, H.L. De Waal et al. · Tetrahedron Letters · 1967 · 31 citations
The structures and configuration of azimine and azcarpine
T.M. Smalberger, G. J. H. RALL, H.L. De Waal et al. · Tetrahedron · 1968 · 25 citations
South African Senecio Alkaloids
H.L. De Waal · Nature · 1940 · 12 citations
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