Issue 30, 2023, Issue in Progress
From the journal:

RSC Advances

Expression of concern: Highly stereoselective gram scale synthesis of all the four diastereoisomers of Boc-protected 4-methylproline carboxylates

Kehuan Sun,ac   Cheng Tao,bcd   Bohua Long,*cd   Xiaobin Zeng,*e   Zhengzhi Wu*cd  and  Ronghua Zhang*a  

* Corresponding authors

a College of Traditional Chinese Medicine, Jinan University, Guangzhou 510632, China

b Integrated Chinese and Western Medicine Postdoctoral Research Station, Jinan University, Guangzhou 510632, China

c The First Affiliated Hospital of Shenzhen University, Shenzhen 518035, China
E-mail: bhlong121@163.com

d Shenzhen Institute of Geriatric Medicine, Shenzhen, China

e Central Center Lab of Longhua Branch, Department of Infectious Disease, Shenzhen People's Hospital, 2nd Clinical Medical College of Jinan University, Shenzhen 518120, Guangdong Province, China

Abstract

Expression of concern for ‘Highly stereoselective gram scale synthesis of all the four diastereoisomers of Boc-protected 4-methylproline carboxylates’ by Kehuan Sun et al., RSC Adv., 2019, 9, 32017–32020, https://doi.org/10.1039/C9RA06827A.

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Article information

DOI
https://doi.org/10.1039/D3RA90061D
Article type
Expression of Concern
Submitted
30 Jun 2023
Accepted
30 Jun 2023
First published
07 Jul 2023
This article is Open Access
Creative Commons BY license

RSC Adv., 2023,13, 20407-20407

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Expression of concern: Highly stereoselective gram scale synthesis of all the four diastereoisomers of Boc-protected 4-methylproline carboxylates

K. Sun, C. Tao, B. Long, X. Zeng, Z. Wu and R. Zhang, RSC Adv., 2023, 13, 20407 DOI: 10.1039/D3RA90061D

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