Recent developments for the deuterium and tritium labeling of organic molecules
Organic compounds labeled with hydrogen isotopes play a crucial role in numerous areas,
from materials science to medicinal chemistry. Indeed, while the replacement of hydrogen by …
from materials science to medicinal chemistry. Indeed, while the replacement of hydrogen by …
Challenges and breakthroughs in selective amide activation
In contrast to ketones and carboxylic esters, amides are classically seen as comparatively
unreactive members of the carbonyl family, owing to their unique structural and electronic …
unreactive members of the carbonyl family, owing to their unique structural and electronic …
Direct synthesis of enamides via electrophilic activation of amides
P Spieß, M Berger, D Kaiser… - Journal of the American …, 2021 - ACS Publications
A novel, one-step N-dehydrogenation of amides to enamides is reported. This reaction
employs the unlikely combination of LiHMDS and triflic anhydride, which serves as both the …
employs the unlikely combination of LiHMDS and triflic anhydride, which serves as both the …
Catalyst‐Dependent Stereospecific [3,3]‐Sigmatropic Rearrangement of Sulfoxide‐Ynamides: Divergent Synthesis of Chiral Medium‐Sized N,S‐Heterocycles
Medium‐sized N, S‐heterocycles have received tremendous interest due to their biological
activities and potential medical applications. However, asymmetric synthesis of these …
activities and potential medical applications. However, asymmetric synthesis of these …
Free Amino Group Transfer via α‐Amination of Native Carbonyls
We report herein a straightforward transfer of a free amino group (NH2) from a commercially
available nitrogen source to unfunctionalized, native carbonyls (amides and ketones) …
available nitrogen source to unfunctionalized, native carbonyls (amides and ketones) …
Electrochemical α-deuteration of amides
S Ning, C Wu, L Zheng, M Liu, Y Zhang, X Che… - Green …, 2023 - pubs.rsc.org
Precise deuterium incorporation of bioactive molecules is highly desirable in order to
improve ADME properties and monitor pharmacokinetics. Organic electrochemistry offers a …
improve ADME properties and monitor pharmacokinetics. Organic electrochemistry offers a …
Membrane-free selective oxidation of thioethers with water over a nickel phosphide nanocube electrode
Developing a membrane-free oxidation reaction, especially using water as the oxygen
source, to generate high-value chemicals with high selectivity for replacing low-value O 2 …
source, to generate high-value chemicals with high selectivity for replacing low-value O 2 …
Sulfonium Rearrangements Enable the Direct Preparation of Sulfenyl Imidinium Salts
CR Gonçalves, I Klose, S Placidi, D Kaiser… - Angewandte …, 2024 - Wiley Online Library
Sulfenyl imidinium salts are a virtually unexplored class of intermediates in organic
chemistry. Herein, we demonstrate how sulfonium rearrangements can be deployed to …
chemistry. Herein, we demonstrate how sulfonium rearrangements can be deployed to …
Interrupted Furan–Yne Cyclization: Access to Unsaturated Dicarbonyl Compounds and Their Subsequent Transformation into Functionalized Pyridazines
YA Vasev, ER Nasibullina, AS Makarov… - Organic …, 2023 - ACS Publications
The key carbenoid intermediate of transition-metal-catalyzed furan–yne cyclization in
Hashmi phenol synthesis could be efficiently intercepted with water under the developed …
Hashmi phenol synthesis could be efficiently intercepted with water under the developed …
Revelation of bimolecular tautomerization induced by the concerted and radical interactions in lignin pyrolysis
Bimolecular interactions play crucial roles in lignin pyrolysis. The tautomerization of key
intermediates has a significant impact on the formation of stable products, whereas …
intermediates has a significant impact on the formation of stable products, whereas …