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Toluenesulfonyl radical, widely used to block amino groups in the course of organic syntheses of drugs and other biologically active compounds.
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Free tosyl groups on the beads were blocked with Buffer C (500 [micro]L; 4 h, 37[degrees]C), followed by washing with Buffer B (500 [micro]L; 5 min, 4[degrees]C).
In this article, we report the synthesis of a series of new PEIs bearing triptycene groups based on a new dicarboxylic acid, bis(4-trimellitimido phenoxyjphenyl triptycene with several aromatic diols using tosyl chloride (TsCl)/N,N-dimethylformamide (DMF)/pyridine (Py) as condensing agent.
Right after extracting the teeth, they were washed with non-sterile water in order to eliminate blood deposits, and they were placed in a dark recipient with fixing solution 5% Chloramine T (100 gr Tosyl Chloramide sodium dissolved in 2 liters of distilled water) for a week.
Starting with ethyl 5,7-dichloro-4-{[(4-methylphenyl)sulfonyl]amino}quinoline-2-carboxylate prepared by a previously reported method (Nichols and Yielding, 1993), a reaction was conducted using triphosgene and glycine to produce the corresponding tosyl derivative of [({[5,7-dicholor-2-(ethoxycarbonyl)quinolin-4-yl]amino}carbonyl)amino]acetic acid.
md 385 26 N-methyl-N-tosylpyrrolidinium(perchlorate), OED tosyl, 1972q 27 ureteroileoneocystostomizes, from ureteroileoneocystostomy, books.
The 1,3Benzodioxol5 amine (1) was treated with tosyl chloride (2) in water under mild basic conditions to yield the molecule, N(1,3Benzodioxol5yl)4methylbenzenesulfonamide (3).
Keywords: 1,3Benzodioxol5amine, antibacterial activity, sulfonamides, tosyl chloride, 1H-NMR, IR, EIMS.
Custom polyclonal rabbit antipeptide antibody (Covance) was conjugated to Tosyl activated magnetic beads (DynaBeads M280, Life Technologies) according to the manufacturer's recommendations.
Abbreviations: EDTA: ethylenediaminetetraacetic acid; DTT: dithiothreitol; TPCK: Tosyl phenylalanyl chloromethyl ketone; TAME: p-toluenesulfonyl-L-arginine methyl ester; Tris: tris(hydroxymethyl)aminomethane; BSA: bovine serum albumin; CBB: coomassie brilliant blue.