Tyrokeradines C-F, new bromotyrosine alkaloids from the Verongid sponges.

Chem Pharm Bull (Tokyo)

Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo 060–0812, Japan.

Published: May 2013

Four new bromotyrosine alkaloids, tyrokeradines C-F (1-4), have been isolated from Okinawan marine sponges of the order Verongidae. The structures of 1-4 were elucidated on the basis of spectroscopic data. Tyrokeradines C (1) and D (2) are new bromotyrosine alkaloids possesing an imidazole ring, while tyrokeradines E (3) and F (4) are new bromotyrosine alkaloids possesing a cyano group.

Download full-text PDF

Source
http://dx.doi.org/10.1248/cpb.c12-00785DOI Listing

Publication Analysis

Top Keywords

bromotyrosine alkaloids
16
tyrokeradines c-f
8
tyrokeradines bromotyrosine
8
alkaloids possesing
8
tyrokeradines
4
bromotyrosine
4
c-f bromotyrosine
4
alkaloids
4
alkaloids verongid
4
verongid sponges
4

Similar Publications

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!