نتایج جستجو برای: azido iodination
تعداد نتایج: 2968 فیلتر نتایج به سال:
Ribosomal proteins L7 and L12 are involved in the initiation, elongation and termination of polypeptide synthesis [l-6]. These acidic proteins do not function independently, but act in concert with the ribosome to perform the above steps. These observations suggest that L7 and L12 are necessary to maintain the conformational integrity of the ribosome, and that loss of ribosomal activity followi...
Hydrogen sulfide (H2S) has been regarded as the third gaseous transmitter. Based on the mechanism of chemoselective azido reduction and self-immolation, five fluorescence resonance energy transfer (FRET) probes for the detection of H2S were designed and synthesized. The effect of functional substitution of the self-immolative moiety on azido reduction and quinone-methide rearrangement were inve...
The sustainable byproduct catalyzed domino strategy has been performed for the facile synthesis of α-formyloxy and acetoxy ketones via iodination/nucleophilic substitution/hydrolyzation/oxidation sequences from simple and readily available aromatic ketones/unsaturated methyl ketones.
Abstract Three azido‐esters based green energetic plasticizers were synthesized from their chlorides including DEGBAA (diethyleneglycol bis(azidoacetate)), DPGBAA (dipropyleneglycol bis(azidoacetate)) and HETTAA (hexanetriol tris(azidoacetate)). The syntheses carried out in a two‐step process: the first step was esterification of glycol or triol using chloroacetyl chloride, second substitution ...
The activity of four recombinant human cytokines on porcine neutrophils was evaluated. Porcine neutrophils were treated with varying doses of recombinant human tumour necrosis factor-alpha (rHu-TNF), interferon-gamma (rHu-IFN), interleukin-8 (rHu-lL-8), or granulocyte-macrophage colony-stimulating factor (rHu-GM-CSF). The function of treated neutrophils was compared with that of non-treated con...
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