Reaction of a primary amine with an iminedoi:US2513996 AHaury, Vernon EUS2513996 1947年12月19日 1950年7月4日 Shell Development Company Reaction of a primary amine with an imineUS2513996 * Dec 19, 1947 Jul 4, 1950 Shell Dev Reaction of a primary amine with an imine...
Figure 2. A primary amine for hydroazination. Sign in to download full-size image Scheme 4. Amine-catalyzed asymmetric α-amination of aryl ketones (R1≠H) with azodicarboxylate. Chiral aldehydes have been used in this reaction showing that catalyst control is the main stereocontrolling effect....
An example of a synthesis procedure is given here. The reactants that are used to prepare a urea/formaldehyde resin are listed in Table 5.2. The resin is prepared by charging the 50% formalin, ethylene diamine, and urea into a reactor and heating the mixture to 45 °C to dissolve the ...
Streptomyces and Arthrobacter genera have been studied as possible “nanofactories” for the development of clean and nontoxic methods of the synthesis of silver and gold nanoparticles. A recent example of silver nanoparticle synthesis from an Actinobacteria Streptomyces sp. GRD was performed by Gopinath...
TP10, being a representative of cationic CPPs, is a 21-residue chimeric and primary amphipathic construct comprising the N-terminal part of the neuropeptide galanin being linked to the full lengths wasp venom peptide mastoparan23. It contains four basic lysine residues and can attract up to 5 ...
retain a similar binding orientation to the RBD whether the RBD is found in the ‘up’ or ‘down’ conformation (Fig.4a, b) and each has a solvent-excluded surface area of ~860 Å2, which is in line with the strong affinity observed in the biophysical-interaction studies. Primary int...
However, the 1D spectrum was not sufficient for a complete assignment. Figure 1 shows the 1H NMR of 3b as an example. Figure 1 NMR 1H. (a) TATU 1 and (b) 1-ethyl-1,3,6,8-tetraazatricyclo-[4.3.1.13,8]undecan-1-ium iodide 3b. Full size image Because there is long-range ...
downstream amino acids were regarded as its sequence context and then 2n+1 amino acids, including the O-GlcNAcylated Ser or Thr residue in the middle, were converted into a vector of binary values (0 or 1) using the widely-used sparse encoding method described, for example, in Julenius ...
Their complexes ((1), Table 3) can be conveniently prepared by addition, to a nitrile ligand, of (i) ammonia, e.g., at a Pt(II or IV),112–116 CoIII ,116,117 RhIII ,119,120 or OsIII ,116 center; and (ii) of a primary or a secondary amine, e.g., at a PtII ,4,8,...
solvent.637Functional groups other than carbonyl derivatives can be reduced under relatively mild conditions with formate derivatives.Ammonium formate, in the presence ofpalladiumon carbon was used to reduce anazideto aprimary amine.638Aliphaticnitro compoundsare also converted to an amine with this ...