Rigidins B−D, New Pyrrolopyrimidine Alkaloids from a Tunicate Cystodytes Species

Three new pyrrolopyrimidine alkaloids, rigidins B−D (1−3), have been isolated from an Okinawan marine tunicate Cystodytes sp., and the structures were elucidated on the basis of spectroscopic data.

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Bibliographic Details
Published in:Journal of natural products (Washington, D.C.) D.C.), 2003-02, Vol.66 (2), p.292-294
Main Authors: Tsuda, Masashi, Nozawa, Kohei, Shimbo, Kazutaka, Kobayashi, Jun'ichi
Format: Article
Language:English
Subjects:
Alkaloids - chemistry
Alkaloids - isolation & purification
Animals
Biological and medical sciences
Cystodytes
General pharmacology
Japan
Marine
Medical sciences
Molecular Conformation
Molecular Structure
natural products
Pharmacognosy. Homeopathy. Health food
Pharmacology. Drug treatments
Pyrimidines - chemistry
Pyrimidines - isolation & purification
Pyrroles - chemistry
Pyrroles - isolation & purification
Pyrrolopyrimidine alkaloids
Rigidins
Urochordata - chemistry
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Description
Summary:Three new pyrrolopyrimidine alkaloids, rigidins B−D (1−3), have been isolated from an Okinawan marine tunicate Cystodytes sp., and the structures were elucidated on the basis of spectroscopic data.
ISSN:0163-3864
1520-6025
DOI:10.1021/np020393a