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Featured researches published by F. J. Zeelen.


Journal of Organic Chemistry | 1980

Biomimetic polyene cyclizations. Total synthesis of dl-19-nor-4-pregnen-20-one. Asymmetric induction by the initiating center

J. A. M. Peters; Tonny A. P. Posthumus; Nicolaas Pieter Van Vliet; F. J. Zeelen; William S. Johnson


Archive | 1981

Novel 17-amino-16-hydroxy steroids of the androstane and oestrane series and derivatives thereof

Thomas Sleigh; David Samuel Savage; F. J. Zeelen


Archive | 1985

PROCESS FOR THE SELECTIVE REDUCTION OF A 14, 17-DIOXO-8,4-SECO-STEROID

J. A. M. Peters; F. J. Zeelen; Nicolaas Pieter Van Vliet


European Journal of Medicinal Chemistry | 1984

An enantiomeric pair of steroidal neuromuscular blockers

R. J. Marshall; I. Mcindewar; J. A. M. Peters; N. P. Van Vliet; F. J. Zeelen


Archive | 1982

Ent-16-amino-17-hydroxy-oestra-1,3,5(10)-trienes and derivatives thereof, and pharmaceutical compositions

F. J. Zeelen


Archive | 1983

NOVEL 17-AMINO-16-HYDROXY STEROIDS OF THE ANDROSTANE AND OESTRANE SERIES AND DERIVATIVES THEREOF, PROCESSES FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS

Thomas Sleigh; David Samuel Savage; F. J. Zeelen


ChemInform | 1980

BIOMIMETIC POLYENE CYCLIZATIONS. TOTAL SYNTHESIS OF DL-19-NOR-4-PREGNEN-20-ONE. ASYMMETRIC INDUCTION BY THE INITIATING CENTER

J. A. M. Peters; T. A. P. Posthumus; N. P. Van Vliet; F. J. Zeelen; William S. Johnson


ChemInform | 1984

AN ENANTIOMERIC PAIR OF STEROIDAL NEUROMUSCULAR BLOCKERS

R. J. Marshall; I. Mcindewar; J. A. M. Peters; N. P. Van Vliet; F. J. Zeelen


ChemInform | 1981

POTENTIAL ANTITUMOR AGENTS: 11 β-(1-AZIRIDINYLMETHYL) DERIVATIVES OF ESTRADIOL AND ESTRONE

K. H. Schoenemann; N. P. Van Vliet; F. J. Zeelen


ChemInform | 1981

REARRANGEMENT OF 5α-HYDROPEROXY-6-ESTREN-17-ONE TO 6-OXA-B-HOMO-4,7-ESTRADIEN-17-ONE. PREFERRED MIGRATION OF THE VINYL GROUP

J. A. M. Peters; N. P. Van Vliet; F. J. Zeelen

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