Results 21 to 30 of about 1,859,179 (392)

Solid Phase versus Solution Phase Synthesis of Heterocyclic Macrocycles

open access: yesMolecules, 2013
Comparing a solution phase route to a solid phase route in the synthesis of the cytotoxic natural product urukthapelstatin A (Ustat A) confirmed that a solid phase method is superior.
Shelli R. McAlpine, Seong Jong Kim
doaj   +1 more source

Solution-phase synthesis of pyrrole-imidazole polyamides [PDF]

open access: yes, 2009
Pyrrole−imidazole polyamides are DNA-binding molecules that are programmable for a large repertoire of DNA sequences. Typical syntheses of this class of heterocyclic oligomers rely on solid-phase methods. Solid-phase methodologies offer rapid assembly on
Chenoweth, David M.   +2 more
core   +3 more sources

High throughput synthesis of 2,5-substituted indoles using a titanium carbenoid bearing boronate functionality [PDF]

open access: yes, 2008
A titanium benzylidene complex bearing a boronate group converted resin-bound esters into enol ethers. Suzuki cross-coupling with aryl iodides followed by cleavage with acid completed the solid-phase synthesis of 2,5-disubstituted N-Boc-indoles.
Hartley, R.C.   +3 more
core   +1 more source

Carbides and Nitrides of Zirconium and Hafnium. [PDF]

open access: yes, 2019
Among transition metal carbides and nitrides, zirconium, and hafnium compounds are the most stable and have the highest melting temperatures. Here we review published data on phases and phase equilibria in Hf-Zr-C-N-O system, from experiment and ab ...
Hong, Qi-Jun   +3 more
core   +1 more source

Synthesis of Peptoids Containing Multiple Nhtrp and Ntrp Residues: A Comparative Study of Resin, Cleavage Conditions and Submonomer Protection

open access: yesFrontiers in Chemistry, 2020
Peptoids hold status as peptide-mimetics with versatile biological applications due to their proteolytic stability and structural diversity. Among those that have been studied in different biological systems, are peptoids with dominant balanced ...
Abdullah Lone   +5 more
doaj   +1 more source

Total wash elimination for solid phase peptide synthesis

open access: yesNature Communications, 2023
We present a process for solid phase peptide synthesis (SPPS) that completely eliminates all solvent intensive washing steps during each amino acid addition cycle.
Jonathan M. Collins   +6 more
doaj   +1 more source

Use of continuous solid-phase synthesis to obtain phosphors based on strontium aluminate [PDF]

open access: yes, 2016
The effect of conditions of continuous solid-phase synthesis on particle size distribution of nanostructured powders of strontium aluminate was studied.
Falkovich, Yulia Valerievna   +3 more
core   +1 more source

Rhodiasolv PolarClean – a greener alternative in solid-phase peptide synthesis

open access: yesGreen Chemistry Letters and Reviews, 2021
PolarClean, a green solvent prepared through the valorization of a byproduct of Nylon-66 manufacturing, shows an excellent capacity to dissolve all Fmoc-amino acids and key coupling reagents and additives.
Ashish Kumar   +3 more
doaj   +1 more source

HOBt·DCHA-Mediated Synthesis of Sterically Hindered Peptides employing Fmoc-Amino Acid Chlorides in Both Solution-Phase and Solid Phase Methods [PDF]

open access: yes, 2008
The synthesis of peptides employing Fmoc-amino acid chlorides in presence of HOBt·DCHA salt in solution as well as by the solid-phase methods is described. The coupling was found to be complete in 30 min and free from racemization.
Krishna, G.C.   +2 more
core   +1 more source

Green Solvent Mixtures for Solid-Phase Peptide Synthesis: A Dimethylformamide-Free Highly Efficient Synthesis of Pharmaceutical-Grade Peptides

open access: yesACS Sustainable Chemistry and Engineering, 2019
To replace dimethylformamide (DMF) in fluorenylmethoxycarbonyl (Fmoc) solid-phase peptide synthesis, we explored the application of mixtures of green solvents (green solvents mixtures for solid-phase peptide synthesis (GM-SPPS)) as combinations of Cyrene
L. Ferrazzano   +6 more
semanticscholar   +1 more source

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