Isolation and cytotoxic investigation of new carbazole alkaloids from Murraya koenigii (Linn.) Spreng

Six new carbazole alkaloids, murrastanine-A (1), murrastinine-A, -B, -C (2–4), murrayatanine-A (5) and bismahanimboline (6), were isolated from the bark and leaves of Murraya koenigii (Linn.) Spreng along with 24 known carbazole alkaloids. The structure of these compounds were elucidated by extensiv...

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Bibliographic Details
Main Authors: Abdul Manaf, Ali, Siow-Ping, Tan, Mohd Azlan, Nafiah
Format: Article
Language:English
English
Published: Elsevier Science 2015
Subjects:
Online Access:http://eprints.unisza.edu.my/6030/1/FH02-FBIM-15-03474.jpg
http://eprints.unisza.edu.my/6030/2/FH02-FBIM-15-04198.jpg
http://eprints.unisza.edu.my/6030/
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Summary:Six new carbazole alkaloids, murrastanine-A (1), murrastinine-A, -B, -C (2–4), murrayatanine-A (5) and bismahanimboline (6), were isolated from the bark and leaves of Murraya koenigii (Linn.) Spreng along with 24 known carbazole alkaloids. The structure of these compounds were elucidated by extensive spectroscopic analysis. Murrastinine-C (4) and murrayatanine-A (5) exhibited cytotoxic activity against HL-60 and HeLa (CD50<20 μg/mL) via MTT assay.