Ralph N. Blomster | Researchain

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Archive | 1968

Isolation of hörhammericine fromC. lanceus (Apocynaceae) roots

Ralph N. Blomster; Norman R. Farnsworth; Donald J. Abraham

was d u t c h karzere Hg-S-Abs t i inde inne rha lb der P y r a m i d e n , vor al lem aber du rch eine d ichtere A n o r d n u n g der P y r a m i d e n selbs t zu erklgren ist. lEine i so type Verb indung HgaS%F u m i t a = 8,38v/k konn t e auf g le ichem W e g aus H gSe a n d (CsH~NH)~HgF 4 e rha l t en werden, j edoch n u t im Gemisch mi t e ther weiteren, o f fenbar rhombi s chen Modif ikat ion.

Journal of Pharmaceutical Sciences | 1979

South American plants II: taspine isolation and anti-inflammatory activity.

Georgia Persinos Perdue; Ralph N. Blomster; David A. Blake; Norman R. Farnsworth

Journal of Pharmaceutical Sciences | 1968

Antiviral Activity of Selected Catharanthus Alkaloids

Norman R. Farnsworth; Gordon H. Svoboda; Ralph N. Blomster

Journal of Pharmaceutical Sciences | 1978

South American Plants III: Isolation of Fulvoplumierin from Himatanthus sucuuba (M. Arg.) Woodson (Apocynaceae)

Georgia Persinos Perdue; Ralph N. Blomster

Journal of Pharmaceutical Sciences | 1968

Effect of Gibberellic Acid on the Growth, Alkaloid Production, and VLB Content of Catharanthus Roseus

A.N. Masoud; L.A. Sciuchetti; Norman R. Farnsworth; Ralph N. Blomster; W.A. Meer

Journal of Pharmaceutical Sciences | 1969

Biological and phytochemical evaluation of plants V: Isolation of two cytotoxic alkaloids from Chelidonium majus

H.K. Kim; Norman R. Farnsworth; Ralph N. Blomster; H.H.S. Fong

Journal of Pharmaceutical Sciences | 1964

PERICYCLIVINE, A NEW CATHARANTHUS ALKALOID.

Norman R. Farnsworth; William D. Loub; Ralph N. Blomster; Marvin Gorman

Journal of Pharmaceutical Sciences | 1967

Catharanthus Alkaloids XIII: Antineoplastic and Hypotensive Activity of Alkaloid Fractions and Certain Alkaloids From Catharanthus lanceus

Norman R. Farnsworth; Ralph N. Blomster; Joseph P. Buckley

Journal of Pharmaceutical Sciences | 1965

Catharanthus Lanceus VII: Isolation of Tetrahydroalstonine, Lochnerinine, and Periformyline

Edward M. Maloney; Norman R. Farnsworth; Ralph N. Blomster; Donald J. Abraham; Andrew G. Sharkey

Journal of Pharmaceutical Sciences | 1967

Structure Elucidation and Chemistry of Catharanthus Alkaloids II. Isolation and Partial Structure of Catharine, a Dimeric Indole Alkaloid From C. Zanceus and C. Roseus

Donald J. Abraham; Norman R. Farnsworth; Ralph N. Blomster; Robert E. Rhodes

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