Arene diazonium salts are effective precursors for the Heck reaction. Sandro Cacchi of the Università degli Studi “La Sapienza”, Roma, observed(Synlett 2009, 1277.DOI: 10.1055/s-0028-1088132)that the diazonium salt generated in situ…
Jianbo Wang of Peking University described (Angew. Chem. Int. Ed. 2010, 49, 2028. DOI: 10.1002/anie.200906699) the Au-promoted bromination of a benzene derivative such as 1 with N-bromosuccinimide. In a one-pot…
There are two major impediments to the scaling up of alkene metathesis, reducing the amount of the expensive Ru catalyst required, and minimizing residual Ru in the product. Robert H.…
(-)-Adaline (Yu), (-)-Securinine (Bayón/Figueredo), Alkaloid 223A (Aubé), (-)-Huperzine A (Fukuyama) The recent development of practical methods for the asymmetric preparation of amines has enabled creative approaches to alkaloid construction. Cyclopropylmethyl…
Strictly consecutive and SA-regulated manner on the SA sensor protein NPR1, enabling NPR1 to monitor progressing threat by pathogens and to market appropriate defense gene activation at distinct stages of…
D on a frequent haplotype, probably from a frequent AJ founder. Notably, the variant is just not observed inside the publically readily available information on approximately 9,000 folks (ESP 6500…
Bekington Myrboh of North-Eastern Hill University reported (Tetrahedron Lett. 2010, 51, 2862. DOI: 10.1016/j.tetlet.2010.03.084) a convenient procedure for the oxidative removal of a 1,3-oxathiolane 1 or a 1,3-dithiolane. Sang-Gyeong Lee…
Jin K. Cha of Wayne State University described (J. Org. Chem. 2009, 74, 5528. DOI: 10.1021/jo900823h) the diastereoselective intramolecular cyclopropanation of nitriles with homoallylic alcohols such as 1. Valery V.…
Ususally, an aryl halide such as 1 will be coupled with the arylboronic acid 2 using a Pd catalyst. Nicholas Leadbeater of King’s College, London, reports (J. Org. BuyTri(1-adamantyl)phosphine Chem.…
Jaesook Yun of Sungkyunkwan University devised(J. Org. Price of Acid-PEG3-C2-Boc Chem. 2009, 74, 4232.DOI: 10.1021/jo900530s)a method, based on conjugate addition to a cyano alkyne, for the preparation of nitriles such…
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