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Catalog	name	Description	price
R-1828-X	8 arm-PEG-Hydrazide	8-arm -polyethylene glycol-Hydrazide, 8 arm-PEG-Hydrazide, Hydrazide-PEG-8 arm from ruixi 8 arm PEG derivatives have multiple reactive groups that can be used to modify proteins, peptides and other materials via their functional groups. PEGylation can increase solubility and stability and reduce immunogenicity of peptides and proteins. It can also suppress the non-specific binding of charged molecules to the modified surfaces.	price>
R-CL-004	(2E)TCO-OH	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 bio provides (2e) tco-oh.	price>
R-R-0934	Lys-[Des-Arg9]Bradykinin TFA	Lys-[Des-Arg9]Bradykinin TFA/CAS.2763588-90-3, a naturally occurring kinin, is a potent and highly selective bradykinin B1 receptor agonist with a Ki of 0.12 nM, 1.7 nM and 0.23 nM for human, mouse and rabbit B1 receptors, respectively. Lys-[Des-Arg9]Bradykinin TFA has low inhibitory activity on B2 receptors.	price>
R-MU-0029	8arm-peg-Lipoic acid	8-arm polyethylene glycol-Lipoic acid,8 arm-peg-Lipoic acid ，Lipoic acid -peg-8 arm from ruixi 8 arm PEG derivatives have multiple reactive groups that can be used to modify proteins, peptides and other materials via their functional groups. PEGylation can increase solubility and stability and reduce immunogenicity of peptides and proteins. It can also suppress the non-specific binding of charged molecules to the modified surfaces	price>
R-CL-005	(2E)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 bio provides(2E)TCO-PNB Ester.	price>
R-R-0935	MUC1, mucin core	MUC1, mucin core/CAS No.149205-73-2 is the region of the MUC1 mucin core. MUC1 is a type I transmembrane glycoprotein, and is overexpressed and aberrantly glycosylated in carcinoma cells. MUC1, mucin core protein binds to domain 1 of ICAM-1.	price>
R-MU-0030	8arm-peg-Tosylate	8-arm polyethylene glycol-Tosylate,8 arm-peg-Tosylate,Tosylate-peg-8 arm from ruixi 8-Arm PEG-Tosylate is a multiarm PEG derivative with tosyl or toluenesulfonyl groups at each terminal of the eight arms connected to one hexaglycerol core. Tosylate is a very good leaving group for neucleophilic substitution reaction. 8-Arm PEG-Mesylate or mesyl may be offered through custom synthesis.	price>
R-CL-006	t-Boc-Cystamine	Cysteine is soluble in dilute inorganic acid and alkaline solution,not easy to dissolve in water,difficult to dissolve in ethanol,insoluble in ether and chloroform.An amino acid commonly found in an organism,which can be transformed from methionine (methionine,essential amino acid) in the body and can be transformed with cystine.It is mainly used in amino acid API,chemical intermediate and other industries.	price>
R-R-0936	Fmoc-Lys-OAll.HCl	Fmoc-Lys-OAll.HCl/CAS No.815619-80-8 is a lysine derivative. Amino acids and amino acid derivatives have been commercially used as ergogenic supplements. They influence the secretion of anabolic hormones, supply of fuel during exercise, mental performance during stress related tasks and prevent exercise induced muscle damage. They are recognized to be beneficial as ergogenic dietary substances.	price>
R-MU-0031	8arm-peg-Acetylthio	8-arm polyethylene glycol-Acetylthio, 8 arm-peg-Acetylthio , Acetylthio-peg- 8 arm from ruixi 8 arm PEG derivatives have multiple reactive groups that can be used to modify proteins, peptides and other materials via their functional groups. PEGylation can increase solubility and stability and reduce immunogenicity of peptides and proteins. It can also suppress the non-specific binding of charged molecules to the modified surfaces.	price>
R-CL-007	Boc-NH-ethyl-SS-propionic acid	BOC NH ethyl SS propionic acid is a cleavable ADC linker,which can be used to synthesize antibody coupled drugs(ADC).BOC NH ethyl SS propionic acid is a cleavable disulfide bond for bioconjugation,which contains a terminal BOC protecting amino group and a propionic acid group.Ruixi can provide Boc-NH-ethyl-SS-propionic acid.	price>
R-R-0937	Cortagine	Cortagine is a specific corticotropin-releasing factor receptor subtype 1 (CRF1) agonist with an EC50 of 2.6 nM for rCRF1. Cortagine is an anxiolytic and antidepressive agent in the mouse model.	price>
R-MU-0032	8arm-PEG-Aminooxy	8-arm polyethylene glycol-Aminooxy , 8 arm-PEG-Aminooxy, Aminooxy-PEG-8 arm from ruixi 8 arm PEG derivatives have multiple reactive groups that can be used to modify proteins, peptides and other materials via their functional groups. PEGylation can increase solubility and stability and reduce immunogenicity of peptides and proteins. It can also suppress the non-specific binding of charged molecules to the modified surfaces.	price>
R-CL-008	Pyridine dithioethylaMine hydrochloride CAS：106139-15-5	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, block copolymers,gold nanoparticles,magnetic nanoparticles,mesoporous silica,reactive fluorescent dyes, fluorescent quantum dots,Click chemistry and macrocyclic ligands and so on.Pyredine dithioethylamine hydrochloride is also available.	price>
R-R-0938	5-Bromo-L-tryptophan	5-Bromo-L-tryptophan/CAS.25197-99-3 is an α-amino acid derivative that can be found in Semenospongia sp.	price>
R-MU-0033	8arm-PEG-NPC	8-arm polyethylene glycol-Nitrophenyl Carbonates,8 arm-PEG-NPC ，NPC-PEG-8 arm from ruixi 8-arm PEG-Nitrophenyl Carbonates (8-arm PEG-NPC) is a multiarm PEG derivative with para-nitrophenyl carbonate groups at each terminal of the eight arms connected to .one hexaglycerol core.. NPC is a good leaving group which can be easily substituted by amine-containing groups.	price>
R-CL-009	N-Boc-Pyridine dithioethylamine	Upper protective group:amine interacts with di tert butyl dicarbonate and weak bases (such as potassium carbonate,triethylamine,etc.)Two phase reactions,such as DCM and H2O,can be used.Deprotection:treated with hydrochloric acid.The products are isobutene and carbon dioxide.BOC protecting groups are mainly used to protect amino groups in liquid-phase peptide synthesis chemistry.Rui can provide N-Boc-Pyridine dithioethylamine.	price>
R-R-0939	Autocamtide 2, amide	Autocamtide 2, amide is a substrate (100 μM final concentration) for CaMK family assays.	price>
R-MU-0034	8arm-PEG-SAS	8-arm polyethylene glycol-Succinimidyl Amido Succinate,8 arm-PEG-SAS，SAS-PEG-8 arm from ruixi 8 arm PEG derivatives have multiple reactive groups that can be used to modify proteins, peptides and other materials via their functional groups. PEGylation can increase solubility and stability and reduce immunogenicity of peptides and proteins. It can also suppress the non-specific binding of charged molecules to the modified surfaces.	price>
R-CL-010	SPDP-PEG4-NHS ester	Propionate is an important feed preservative.Hydroxysuccinimide,a compound.The product and its derivatives are important raw materials for the synthesis of peptides,antibiotics,amino acids,proteins,etc.It can be used to prepare active ester and inhibit the occurrence of its optical rotation during peptide coupling.Ruixi can provide products SPDP-PEG4-NHS ester.	price>

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