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Catalog	name	Description	price
R-MU-006	4arm-PEG-Aminooxy	4 arm-Polyethylene glycol-Aminooxy,4 arm-PEG-Aminooxy，Aminooxy-PEG-4 arm from ruixi 4-arm polyethylene glycol- Aminooxy is a multi-arm polyethylene glycol derivative with Aminooxy at each end of the four arms connected to a pentaerythritol nucleus.4 arm-peg2000-Aminooxy,4 arm-peg5000-Aminooxy and so on.	price>
R-CO-011	(4E)-TCO-OH	Trans cyclooctene (TCO),as an amphiphilic diene,can react with s-tetrazine under physiological conditions.It has the advantages of no catalyst and fast reaction rate,so it is widely used in the research of biology and materials science.We can provide products (4E)-TCO.	price>
R-R-0909	MS31 trihydrochloride	MS31 trihydrochloride is a potent, highly affinity and selective fragment-like methyllysine reader protein spindlin 1 (SPIN1) inhibitor. MS31 trihydrochloride potently inhibits the interactions between SPIN1 and H3K4me3 (IC50=77 nM, AlphaLISA; 243 nM, FP). MS31 trihydrochloride selectively binds Tudor domain II of SPIN1 (Kd=91 nM). MS31 trihydrochloride potently inhibits binding of trimethyllysine-containing peptides to SPIN1, and is not toxic to nontumorigenic cells.	price>
R-MU-007	4arm-PEG-NPC	4 arm-Polyethylene glycol-Nitrophenyl Carbonates,4 arm-PEG-NPC,NPC-PEG-4 arm from ruixi 4 arm polyethylene glycol- NPC is a multi-arm polyethylene glycol derivative with NPC at each end of the four arms connected to a pentaerythritol nucleus.4 arm-peg2000-NPC,4 arm-peg5000-NPC and so on.	price>
R-CO-012	(4E)-TCO-NHS ester	Trans cyclooctene (TCO),as a amphiphilic monomer,has been widely used in biological and material science research due to its advantages of no catalyst and fast reaction rate under physiological conditions.Active esters can react with amino groups to form physiologically stable amide bonds.(4e)-tco-nhs ester can be provided by Ruixi.	price>
R-R-0910	[Met5]-Enkephalin, amide TFA	[Met5]-Enkephalin, amide TFA/CAS No.2918768-28-0 is an agonist for δ opioid receptors as well as putative ζ (zeta) opioid receptors.	price>
R-MU-008	4arm-PEG-SAS	4 arm-Polyethylene glycol-Succinimidyl Amido Succinate,4 arm-PEG-SAS ,SAS-PEG-4 arm from ruixi armester groups at each terminal of the four arms connected to one pentaerythritol core. PEG-SAS (succinimidyl succinamide ester) is one type of PEG-NHS reagents. There is a C2 hydrocarbon amide linkage between PEG and the NHS ester.	price>
R-CO-013	(4E)-TCO-PNB Ester	Trans cyclooctene (TCO),as a amphiphilic monomer,has been widely used in biological and material science research due to its advantages of no catalyst and fast reaction rate under physiological conditions.Ruixi can provide products (4E)-TCO-PNB Ester.	price>
R-R-0911	D-Pro-Phe-Arg-Chloromethylketone	D-Pro-Phe-Arg-Chloromethylketone/CAS No.88546-74-1, a inhibitor of coagulation factor XII and plasma kallikrein, plays an important role in thrombosis and inflammation.	price>
R-MU-009	4arm-PEG-SC	4 arm-Polyethylene glycol-Succinimidyl Carbonate,4 arm-PEG-SC,SC-PEG-4 arm from ruixi 4-arm polyethylene glycol- SC is a multi-arm polyethylene glycol derivative with SC at each end of the four arms connected to a pentaerythritol nucleus.4 arm-peg2000-SC,4 arm-peg5000-SC and so on.	price>
R-CO-014	(4E)-TCO-PEG4-NHS ester	Trans cyclooctene (TCO),as a amphiphilic monomer,has been widely used in biological and material science research due to its advantages of no catalyst and fast reaction rate under physiological conditions.Ruixi can provide products(4E)-TCO-PEG4-NHS ester.	price>
R-R-0912	GLP-1(32-36)amide	GLP-1(32-36)amide/CAS No.1417302-71-6, a pentapeptide, derived from the C terminus of the glucoregulatory hormone GLP-1. GLP-1(32-36)amide could inhibit weight gain and modulate whole body glucose metabolism in diabetic mice.	price>
R-MU-0010	4arm-PEG-SCM	4 arm-Polyethylene glycol-Succinimidyl Carboxymethyl estere，4 arm-PEG-SCM，SCM-PEG-4 arm from ruixi Ruiixibiotech offer 4 arm PEG Succinimidyl Carboxymethyl Ester (4-arm PEG-SCM) derivatives which can be cross-linked into PEG hydrogels. PEG hydrogels have a variety of applications in medical devices and regenerative medicine, and are especially of interest for controlled drug release. Nanosoft Polymers’ 4 arm PEGs are synthesized by ethoxylation of pentaerythritol (4ARM PEG).	price>
R-CO-015	(4E)-TCO-PEG4-acid	Trans cyclooctene (TCO),as an amphiphilic diene,can react with s-tetrazine under physiological conditions.It has the advantages of no catalyst and fast reaction rate,so it is widely used in the research of biology and materials science.Ruixi biological products (4E)-TCO-PEG4-acid.	price>
R-R-0913	a-Conotoxin PIA TFA	α-Conotoxin PIA TFA is a nicotinic acetylcholine receptor (nAChR) antagonist that targets nAChR subtypes containing α6 and α3 subunits. α-Conotoxin PIA has the potential for the research of Parkinson’s disease, and schizophrenia.	price>
R-1805-X	4 arm-PEG-SG	4 arm-Polyethylene glycol-succinimidyl glutarate ,4 arm-PEG-SG,SG-PEG-4 arm from ruixi 4-arm Poly(ethylene glycol) succinimidyl glutarate (4-Arm PEG-SG) from ruixibiotech are high quality multi-arm PEG derivatives with succinimidyl ester at each terminal of the four arms that can quickly react with primary amine. The total molecular weight of 4-Arm PEGs is the sum of the molecular weights of all four arms.	price>
R-CO-016	(4E)-TCO-C3-PEG3-C3-amine	Trans cyclooctene (TCO),as an amphiphilic diene,can react with s-tetrazine under physiological conditions.It has the advantages of no catalyst and fast reaction rate,so it is widely used in the research of biology and materials science.Ruixi biological products (4E)-TCO-C3-PEG3-C3-amine.	price>
R-R-0914	Amyloid β-Peptide (10-20) (human)	The Amyloid β-Peptide (10-20) (human)/Tyr-Glu-Val-His-His-Gln-Lys-Leu-Val-Phe-Phe/Cas.152286-31-2, also known as Aβ(10-20), is a peptide fragment derived from the larger Amyloid β-Peptide, which is associated with the development of Alzheimer disease. This specific fragment, Aβ(10-20), has been studied for its potential role in the aggregation and pathological processes related to Alzheimer disease.	price>
R-MU-0011	4arm-PEG-SS	4 arm-Polyethylene glycol-Succinimidyl Succinate,4 arm-PEG-SS,SS-PEG-4 arm from ruixi 4-arm PEG succinimidyl succinate ester (4-arm PEG-SS) is a multiarm PEG derivative with succinimidyl NHS active ester groups at each terminal of the 4 arms connected to onepentaerythritol core. PEG-SS (succinimidyl succinate ester) is one type of PEG-NHS reagents. There is a C2 hydrocarbon ester linkage between PEG and the NHS ester. NHS is a good leaving group which can react with amine-containing moities.	price>
R-CO-017	(4E)-TCO-PEG3-amine	Tco-peg3-amine can bind to antibody,peptide or other molecules simply and effectively through coupling of amide and carboxylic group.Hydrophilic polyethylene glycol(PEG)spacer arm endows the labeled molecules with water solubility,thus reducing the aggregation of labeled proteins stored in solution.The PEG spacer arm provides a long and flexible connection to minimize the space barrier to the folding molecule containing tetrazine.Ruixi biological products (4E)-TCO-PEG3-amine.	price>

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