N-Hydroxy-Phe-Phe, a new dipeptide, and cytotoxic macrocyclic trichothecenes from the lethal toxic mushroom Podostroma cornu-damae

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01387A, Paper
Bum Soo Lee, Su Myung Jung, Rhim Ryoo, Sang Un Choi, Seongpil An, Ki Hyun Kim
A new dipeptide, N-hydroxy-Phe-Phe (1), and three macrocyclic trichothecenes, namely satratoxin H (2), 12′-episatratoxin H (3), and roridin F (4), were isolated from a plate culture of the poisonous mushroom Podostroma cornu-damae.
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Borane catalyzed transesterification of tert-butyl esters using α-aryl α-diazoesters

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01548C, Communication
Maying Yan, Lei Xiao, Jiangkun Xiong, Lvnan Jin, Douglas W. Stephan, Jing Guo
B(C6F5)3 catalyzed transesterification of unsaturated tert-butyl esters with α-aryl α-diazo esters occurs in good yields (up to 99%) under mild reaction conditions, leaving the CC bonds intact.
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A fluorescent probe for selective detection of boric acids and its application for screening the conversion of the Suzuki–Miyaura coupling reaction

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01171B, Communication
Min Sik Eom, Byoung Yong Park, Seungyoon Kang, Min Su Han
A boric acid (B(OH)3) selective fluorescent probe, Di-OH, was developed, which was further applied for screening the conversion of the Suzuki–Miyaura coupling reaction.
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Recent Advances in Metal Directed C─H Amidation/Amination using Sulfonyl Azides and Phosphroyl Azides

Org. Biomol. Chem., 2023, Accepted Manuscript
DOI: 10.1039/D3OB01160G, Review Article
Krishna Rao M V, Karim Shaik , Shaik Ramjan Vali , Venkata Subba Reddy Basireddy
Transition metal-catalyzed C−N bond formation reactions have gained popularity as a method for constructing N-functionalized molecules by selectively transforming ubiquitous C-H bonds. This approach is particularly useful for synthesizing aminated...
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Fluorescent styryl pyridine-N-oxide probes for imaging lipid droplets

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01365K, Paper
Yogesh Dubey, Paramasivam Mahalingavelar, Deeksha Rajput, Dipeshwari J. Shewale, Virupakshi Soppina, Sriram Kanvah
Sub-cellular imaging with styryl fluorophores: the zwitterion labels lipid droplets and the cation stains mitochondria.
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Organic photoredox catalyzed C(sp3)–H functionalization of saturated aza-heterocycles via a cross-dehydrogenative coupling reaction

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01438J, Communication
Yi-Fan Zhang, Han-Nan Chen, Yi Xiao, Zhencun Cui, Wei David Wang, Guo-Qiang Xu
A novel organic photoredox catalyzed CDC reaction of aza-heterocycles with various groups including indole, naphthol, phenol, pyrrole, furyl, nitromethyl, and cyano, was established, providing a concise way to access α-functionalized cyclic amines.
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Regioselective [2 + 1] photocycloaddition of 2-pyridones with diazo compounds

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01354E, Communication
Fengya He, Ziyi Sun, Chenyue Li, Zibin Jiang, Hui Miao, Qinglin Li, Chenggui Wu
A novel strategy for the regioselective cyclopropanation of 2-pyridones under photocatalyst-free conditions, showing excellent regio- and stereo-selectivity, is reported.
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B(C6F5)3-catalyzed hydrogermylation of enones: a facile route to germacycles

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01402A, Communication
Jiangkun Xiong, Maying Yan, Lvnan Jin, Weihong Song, Lei Xiao, Dong Xu, Chunyang Zhai, Douglas W. Stephan, Jing Guo
Organogermacycles are prepared in good to excellent yields by B(C6F5)3 mediated domino hydrogermylation reaction of enones with dihydrogermanes.
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Organocatalytic allylic alkylation of alkyne-substituted MBH carbonates: access to quaternary carbon-containing 1,4-enynes

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01317K, Communication
Yu Li, Mei Wang, Rongrong Ma, Rui Niu, Haodong Wang, Yantu Zhang, Jun-Bing Lin
A DABCO-catalyzed allylic alkylation of alkyne-substituted MBH carbonates with nitromethane was realized, delivering a series of all-carbon quaternary center-containing 1,4-enynes.
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Visible-light induced C(sp3)–H arylation of glycine derivatives by cerium catalysis

Org. Biomol. Chem., 2023, Advance Article
DOI: 10.1039/D3OB01458D, Paper
Shutao Wang, Yanjie Ye, Hailong Shen, Jiyu Liu, Zhao Liu, Zhigen Jiang, Junqiang Lei, Yuan Zhang
A Ce(III)-catalyzed, visible-light induced aerobic oxidative cross-dehydrogenative coupling reaction between glycine derivatives and electron-rich arenes is achieved without any external photosensitizer and additive.
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