Naturalproductman’s Blog

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Archive for the ‘Alkaloids’ Category

Alkaloid 205B synthesis

Posted by naturalproductman on February 10, 2015

Jin Kun Cha and colleague at Wayne State University have reported in JACS on a synthesis of alkaloid 205B.

205

JACS paper

Posted in Alkaloids, Allenes, Methodology, Total Synthesis | Leave a Comment »

Caprazamycin A synthesis

Posted by naturalproductman on January 23, 2015

Yoshiji Takemoto and co-workers from Kyoto University have reported in ACIE on the synthesis of caprazamycin A.

caprazamycin

ACIE paper

Posted in Alkaloids, Methodology, Total Synthesis | Leave a Comment »

Galanthamine and lycoramine formal synthesis

Posted by naturalproductman on January 18, 2015

Zhi-Xiang Yu and colleague at BNLMS have reported in JOC on a formal synthesis of galanthamine and lycoramine.

galanthamine

JOC paper

Posted in Alkaloids, Cascade Reactions, Methodology, Total Synthesis | Leave a Comment »

A few oxindoles

Posted by naturalproductman on January 18, 2015

Shuhua Qi and co-workers from CAS have reported in Tetrahedron on the isolation of cyclopiamides B-J.

oxindoles

Tetrahedron paper

Posted in Alkaloids, Indoles | Leave a Comment »

Monamphilectines B and C

Posted by naturalproductman on January 18, 2015

Abimael Rodriguez and co-workers from the University of Puerto Rico have reported in Tetrahedron on the isolation of monamphilectines B and C.

emphilectane

Tetrahedron paper

Posted in Alkaloids, Cancer | Leave a Comment »

Looks like bromophakellin

Posted by naturalproductman on January 17, 2015

Michael Groll and co-workers at Michigan State have reported in ACIE on the target of of some indolo-phakellin natural products (proteasome).

phakellin

ACIE paper

Posted in Alkaloids, Chemical Biology, Indoles | Leave a Comment »

Corynoxine synthesis

Posted by naturalproductman on December 18, 2014

Chengfeng Xia and co-workers from the Chinese Academy of Sciences have reported in JACS on the syntheses of corynoxine.

corynoxine

JACS paper

Posted in Alkaloids, Cascade Reactions, Spirocycles, Total Synthesis | Leave a Comment »

Manzacidin A synthesis

Posted by naturalproductman on December 15, 2014

Masayuki Inoue and co-workers at the University of Tokyo have reported in ACIE on the synthesis of manzacidin A.

radical

ACIE paper

Posted in Alkaloids, Total Synthesis | Leave a Comment »

Fawcettimine-type alkaloid synthesis

Posted by naturalproductman on December 7, 2014

Gang Zhao and co-workers from the Chinese Academy of Sciences have reported in Tetrahedron on the syntheses of some lycopodium alkaloids.

lycopodium
Tetrahedron paper

Posted in Alkaloids, Total Synthesis, Unified | Leave a Comment »

Lycosperramine-R synthesis

Posted by naturalproductman on December 7, 2014

Hiromitsu Takayama and co-workers from Chiba University have reported in Tetrahedron on the synthesis of lycosperramine R.

lycosperramine

Tetrahedron paper

Posted in Alkaloids, Pyridones, Total Synthesis | 1 Comment »

 
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