Alkaloids from Porcelia macrocarpa.

Chaves, M H; Santos, L A; Lago, J H; Roque, N F

Chaves, M H; Santos, L A; Lago, J H; Roque, N F.

Affiliation

Chaves MH; Instituto de Química, Universidade de São Paulo, São Paulo, São Paulo, 05508-900 Brazil.

J Nat Prod ; 64(2): 240-2, 2001 Feb.

Article in En | MEDLINE | ID: mdl-11434318

ABSTRACT

ABSTRACT

Three new azaanthracene alkaloids, 6,7-dimethoxycleistopholine (3), 5-hydroxy-6-methoxycleistopholine (4), and 5-hydroxy-6,7-dimethoxycleistopholine (5), along with 14 known alkaloids, including the new natural product 6-methoxycleistopholine (2), were isolated from a CH2Cl2 extract of the branches of Porcelia macrocarpa.

Subject(s)

Alkaloids/isolation & purification; Magnoliopsida/chemistry; Alkaloids/chemistry; Magnetic Resonance Spectroscopy; Models, Chemical; Spectrometry, Mass, Fast Atom Bombardment

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Collection: 01-internacional Database: MEDLINE Main subject: Magnoliopsida / Alkaloids Language: En Journal: J Nat Prod Year: 2001 Document type: Article Publication country: EEUU / ESTADOS UNIDOS / ESTADOS UNIDOS DA AMERICA / EUA / UNITED STATES / UNITED STATES OF AMERICA / US / USA

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