A PHP Error was encountered

Severity: Warning

Message: file_get_contents(https://...@pubfacts.com&api_key=b8daa3ad693db53b1410957c26c9a51b4908&a=1): Failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests

Filename: helpers/my_audit_helper.php

Line Number: 176

Backtrace:

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 176
Function: file_get_contents

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 250
Function: simplexml_load_file_from_url

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 3122
Function: getPubMedXML

File: /var/www/html/application/controllers/Detail.php
Line: 575
Function: pubMedSearch_Global

File: /var/www/html/application/controllers/Detail.php
Line: 489
Function: pubMedGetRelatedKeyword

File: /var/www/html/index.php
Line: 316
Function: require_once

Palladium-catalyzed trifluoromethylation of aromatic C-H bond directed by an acetamino group. | LitMetric
Browse Categories

Palladium-catalyzed trifluoromethylation of aromatic C-H bond directed by an acetamino group.

Li-Sheng Zhang Kang Chen Guihua Chen Bi-Jie Li Shuang Luo Qing-Yun Guo Jiang-Bo Wei Zhang-Jie Shi

Org Lett

Beijing National Laboratory of Molecular Sciences (BNLMS), College of Chemistry and Green Chemistry Center, Peking University, Beijing 100871, China.

Published: January 2013

The first palladium-catalyzed ortho-trifluoromethylation of the aromatic C-H bond directed by an acetamino group is reported. This method provides an efficient and green approach to synthesize the highly biological potential key structure of ortho-CF(3) acetanilides and anilines.

Download full-text PDF

 Source
http://dx.doi.org/10.1021/ol302814xDOI Listing

Publication Analysis

Top Keywords

aromatic c-h
8
c-h bond
8
bond directed
8
directed acetamino
8
acetamino group
8
palladium-catalyzed trifluoromethylation
4
trifluoromethylation aromatic
4
group palladium-catalyzed
4
palladium-catalyzed ortho-trifluoromethylation
4
ortho-trifluoromethylation aromatic
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!

Privacy Policy Site Map

© LitMetric 2025. All rights reserved.