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Catalog	name	Description	price
R-MU-0043	8arm-PEG-VS	8 arm-Polyethylene glycol-Vinylsulfone,8 arm-PEG-VS,VS-PEG-8 arm from ruixi 8-Arm PEG-VS is a multifunctional PEG reagent with eight thiol reactive vinylsulfone group. VS selectively reacts with free thiol, SH, sulfhydryl or mercapto groups for site specific PEGylation of peptide and proteins.	price>
R-CL-020	Dde Biotin-PEG4-azide	Dde Biotin-PEG4-alkyne is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.PROTACs contain two different ligands connected by a linker;one is a ligand for an E3 ubiquitin ligase and the other is for the target protein.PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins。Ruixi can provide Dde Biotin-PEG4-azide.	price>
R-R-0950	N-Methyl-L-threonine	N-Methyl-L-threonine/CAS No.2812-28-4 is a threonine derivative.	price>
R-MU-0044	8arm-PEG-MA	8 arm-Polyethylene glycol-Methacrylate,8 arm-PEG-MA ,MA-PEG-8 arm from ruixi 8 arm-Polyethylene glycol-Methacrylate (8 arm-PEG-MA) is a multiarm PEG derivative with Methacrylate at each terminal of the eight arms connected to one hexaglycerol core.Polyethylene glycol can increase the solubility and stability of polypeptides and proteins, and reduce their immunogenicity. It also inhibits the nonspecific binding of charged molecules to modified surfaces.	price>
R-CL-021	Dde Biotin-PEG4-Picolyl azide	DDE biotin-peg4-picolyl azide is a protac linker,belonging to peg class.It can be used to synthesize protac molecule.The main function of biotin is to act as a coenzyme in decarboxylation, carboxylation and dehydrogenation.It can transfer carbon dioxide to another compound,thus changing one compound into another. Azides;hydrazoates;trinitride are compounds with the general formula RN ₃.R is aliphatic,aryl, acyl, sulfonyl,etc.or hydrogen,and azide is directly connected with hydrogen to form azide.Ruixi can provide Dde Biotin-PEG4-Picolyl azide.	price>
R-R-0951	Fmoc-Gly(allyl)-OH	Fmoc-Gly(allyl)-OH/CAS No.146549-21-5 is a Glycine (HY-Y0966) derivative.	price>
R-MU-0045	8arm-PEG-IA	8 arm-Polyethylene glycol-Iodoacetate, 8 arm-PEG-IA,IA-PEG- 8 arm from ruixi 8 arm-Polyethylene glycol-Iodoacetate (8 arm-PEG-IA) is a multiarm PEG derivative with Iodoacetate at each terminal of the eight arms connected to one hexaglycerol core.Polyethylene glycol can increase the solubility and stability of polypeptides and proteins, and reduce their immunogenicity. It also inhibits the nonspecific binding of charged molecules to modified surfaces.	price>
R-BD-22680	Dde Biotin-PEG4-DBCO	DBCO(dibenzo cyclooctyne) is a kind of cycloalkyne.It can react with azide through 1,3-dipolar cycloaddition reaction promoted by strain in water solution. This bioorthogonal reaction is also called copper free click reaction.Dbco reagent has fast affinity and stability in water-based buffer,and can be used to mark the biomolecules modified by azide with high specificity and reactivity. Recilee can provide Dde Biotin-PEG4-DBCO.	price>
R-R-0952	2-Amino-2-cyclopentylacetic acid	2-Amino-2-cyclopentylacetic acid/CAS No.933-95-9 is a Glycine (HY-Y0966) derivative.	price>
R-MU-0046	8arm-PEG-Chloride	8 arm-Polyethylene glycol-Chloride,8 arm-PEG-Chloride，Chloride-PEG-8 arm from ruixi 8-Arm PEG-Chloride is a multiarm PEG derivative with chloride groups at each terminal of the eight arms connected to one hexaglycerol core. Chloride is a good leaving group for neucleophilic substitution reaction. 8-Arm PEG-Bromide, 8-Arm PEG-Iodide or 8-Arm PEG-Cyanur may be offered through custom synthesis.	price>
R-CL-023	Diazo Biotin-PEG3-alkyne	Diazabinogenic alkynes are suitable for introducing biotin into azide labeled biomolecules by Cu(I)-catalyzed quinine azide click chemistry (cuaac).Ruixi can provide such products Diazo Biotin-PEG3-alkyne.	price>
R-R-0953	S-tert-Leucine N-methylamide	S-tert-Leucine N-methylamide/CAS No.89226-12-0/ Butanamide, 2-amino-N,3,3-trimethyl-, (S)-/(S)-2-Amino-N-methyl-3,3-dimethylbutanamide/ L-tert-Leucine methylamide/ L-tert-Leucine-N-methylamide is a leucine derivative.	price>
R-MU-0047	8arm-PEG-DBCO	8 arm-Polyethylene glycol-DBCO, 8 arm-PEG-DBCO, DBCO-PEG-8 arm from ruixi The dibenzocyclooctyne group (DBCO) reacts with molecules containing azide groups (–N3) in a Copper-free Click Chemistry. DBCO has very high reaction selectivity toward azide, enabling its use in modifying biomolecules including peptide, protein, enzyme, live cells, whole organisms etc. At physiological temperature and pH ranges, the DBCO group does not react with amine or hydroxyl, and DBCO also reacts with the azide group much faster than with free thiol groups. DBCO is also known as ADIBO (= Azadibenzocyclooctyne) or DIBAC (= Dibenzoazacyclooctyne).	price>
R-CL-024	Diazo Biotin-PEG3-azide	Under the catalysis of copper catalyst,azide can react with alkynyl group in aqueous solution to form nitrogen-containing five membered heterocycles.Biotin can be easily detected,and streptavidin binding is a widely used molecular target detection method.Modified PEG is widely used to modify protein drugs, peptide compounds,organic small molecule drugs,biomaterials and so on.	price>
R-R-0954	L-Tyrosine β-naphthylamide	L-Tyrosine β-naphthylamide/CAS No.4357-95-3 is a tyrosine derivative.	price>
R-MU-0048	8arm-PEG-TCO	8 arm-Polyethylene glycol-TCO , 8 arm-PEG-TCO， TCO-PEG- 8 arm from ruixi 8 arm-PEG-TCO is a multiarm PEG derivative with TCO at each terminal of the eight arms connected to one hexaglycerol core.Polyethylene glycol can increase the solubility and stability of polypeptides and proteins, and reduce their immunogenicity. It also inhibits the nonspecific binding of charged molecules to modified surfaces.	price>
R-CL-025	Diazo Biotin-PEG3-DBCO	DBCO (dibenzo cyclooctyne) is a kind of cycloalkyne.It can react with azide through 1,3-dipolar cycloaddition reaction promoted by strain in water solution.This bioorthogonal reaction is also called copper free click reaction.Under the catalysis of copper catalyst,azide can react with alkynyl group in aqueous solution to form nitrogen-containing five membered heterocycles.Biotin can be easily detected,and streptavidin binding is a widely used molecular target detection method.Modified PEG is widely used to modify protein drugs,peptide compounds, organic small molecule drugs,biomaterials and so on.	price>
R-R-0955	Talfirastide acetate	Angiotensin 1-7 (Ang-(1-7)) acetate/CAS No.2855063-75-9 is an endogenous heptapeptide from the renin-angiotensin system (RAS) with a cardioprotective role due to its anti-inflammatory and anti-fibrotic activities in cardiac cells. Angiotensin 1-7 acetate inhibits purified canine ACE activity (IC50=0.65 μM). Angiotensin 1-7 acetate acts as a local synergistic modulator of kinin-induced vasodilation by inhibiting ACE and releasing nitric oxide. Angiotensin 1-7 acetate blocks Ang II-induced smooth muscle cell proliferation and hypertrophy and shows antiangiogenic and growth-inhibitory effects on the endothelium.	price>
R-MU-0049	8arm-PEG-Tetrazine	8 arm-Polyethylene glycol-Tetrazine, 8 arm-PEG-Tetrazine，Tetrazine-PEG-8 arm from ruixi 8 arm-PEG-Tetrazine is a multiarm PEG derivative with Tetrazine at each terminal of the eight arms connected to one hexaglycerol core.Polyethylene glycol can increase the solubility and stability of polypeptides and proteins, and reduce their immunogenicity. It also inhibits the nonspecific binding of charged molecules to modified surfaces.	price>
R-CL-026	PC Biotin-PEG3-alkyne	Ruixi Biotechnology Co.,Ltd.is a well-known biotechnology company in China.Our company focuses on the production and sales of scientific research level drug delivery and drug nano targeting products.At present,the company products mainly include synthetic phospholipids,PEG derivatives,nano gold,magnetic nanoparticles, mesoporous silica,reactive fluorescent dyes and fluorescent quantum dots,etc.	price>

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