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R-M-2027 3-Azidopropanoic acid-PFP ester,cas:1240801-10-8 3-Azidopropanoic acid-PFP ester is an azidopropanoic acid linker that contains an activated PFP ester. The azide group can undergo copper-catalyzed Click Chemistry reactions with alkynes, DBCO and BCN to form triazole linkages. The activated PFP ester can react with amine groups to form stable amide bonds. They are also less susceptible toward undergoing hydrolysis. price>
R-M-5187 NH2-PEG350-FAEKFKEAVKDYFAKFWD NH2-PEG-FAEKFKEAVKDYFAKFWD is a peg linked polypeptide compound. price>
R-C-4522 DOPE-polyethylene glycol550-Cyanine 5 Cy5 fluorescent dyes:dyes that emit fluorescence.Cy5 fluorescent dyes can be used alone or combined into compound fluorescent dyes.The compound fluorescent dye is a kind of fluorescent dye synthesized by fluorescence resonance energy transfer technology.It is composed of a donor and a acceptor fluorescent molecule which is very close and energy can be transferred between each other.It can be used in medical research,drug release,nanotechnology and new materials research,cell culture. price>
R-M-2028 Azido-PEG2-PFP ester,CAS:1393330-37-4 Azido-PEG2-PFP ester is a PEG linker with azide and PFP ester moieties. The azide can participate in copper-catalyzed Click Chemistry reactions with alkynes, DBCO and BCN to produce triazole linkages. The PFP is an amine reactive, activated ester. PFP esters form stable amide bonds and are less likely to undergo hydrolysis compared to other amine reactive moieties. The hydrophilic PEG linker increases the water solubility of compounds in aqueous environments. price>
R-M-5188 NH2-polyethylene glycol(550)-FAEKFKEAVKDYFAKFWD NH2-PEG-FAEKFKEAVKDYFAKFWD is a peg linked polypeptide compound. price>
R-C-4523 CY5-PEG750-DOPE Cy5 fluorescent dyes:dyes that emit fluorescence.Cy5 fluorescent dyes can be used alone or combined into compound fluorescent dyes.The compound fluorescent dye is a kind of fluorescent dye synthesized by fluorescence resonance energy transfer technology.It is composed of a donor and a acceptor fluorescent molecule which is very close and energy can be transferred between each other.It can be used in medical research,drug release,nanotechnology and new materials research,cell culture. price>
R-M-2029 2-((Azido-PEG8-carbamoyl)methoxy)acetic acid,CAS:846549-37-9 2-((Azido-PEG8-carbamoyl)methoxy)acetic acid is a PEG linker containing an azide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. price>
R-M-5189 FAEKFKEAVKDYFAKFWD-polyethylene glycol750-NH2 NH2-PEG-FAEKFKEAVKDYFAKFWD is a peg linked polypeptide compound. price>
R-C-4524 DOPE-PEG350-CY7.5 Polyethylene glycol phospholipid is an excellent material to form liposomes, which can be used for gene transfection,vaccine delivery,drug delivery and targeted drug use.Phospholipids are hydrophobic and hydrophilic.It can be used to modify protein drugs,peptide compounds, organic small molecule drugs, biomaterials and so on.Cy7.5 is a fluorescent imaging agent (ex=700-770nm,EM = 790nm) and magnetic resonance imaging agent. price>
R-M-2030 Azido-PEG4-hydrazide HCl Salt,Cas:2170240-96-5 Azido-PEG4-hydrazide HCl salt is a PEG linker containing an azide group and a hydrazide group. The hydrophilic PEG spacer increases solubility of a compound in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The hydrazide group can react with an aldehyde to form a semi-permanent hydrozone bond. price>
R-M-5190 Amine-PEG-YEQDPWGVKWWY NH2-PEG-YEQDPWGVKWWY is a peg linked polypeptide compound. price>
R-C-4525 DOPE-polyethylene glycol550-CY7.5 Polyethylene glycol phospholipid is an excellent material to form liposomes, which can be used for gene transfection,vaccine delivery,drug delivery and targeted drug use.Phospholipids are hydrophobic and hydrophilic.It can be used to modify protein drugs,peptide compounds, organic small molecule drugs, biomaterials and so on.Cy7.5 is a fluorescent imaging agent (ex=700-770nm,EM = 790nm) and magnetic resonance imaging agent. price>
R-M-2031 Azido-PEG6-t-butyl ester,Cas:406213-76-1 Azido-PEG6-t-butyl ester is a PEG molecule consisting of an azide group and a t-butyl ester moiety. he azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The hydrophilic PEG5 spacer increases solubility in aqueous media. price>
R-M-5191 NH2-polyethylene glycol(350)-YEQDPWGVKWWY NH2-PEG-YEQDPWGVKWWY is a peg linked polypeptide compound. price>
R-C-4526 CY7.5-PEG750-DOPE Polyethylene glycol phospholipid is an excellent material to form liposomes, which can be used for gene transfection,vaccine delivery,drug delivery and targeted drug use.Phospholipids are hydrophobic and hydrophilic.It can be used to modify protein drugs,peptide compounds, organic small molecule drugs, biomaterials and so on.Cy7.5 is a fluorescent imaging agent (ex=700-770nm,EM = 790nm) and magnetic resonance imaging agent. price>
R-M-2032 17-(Azide-PEG6-ethylcarbamoyl)heptadecanoic t-butyl ester 17-(Azide-PEG6-ethylcarbamoyl)heptadecanoic t-butyl ester is a PEG linker containing an azide group and a t-butyl ester group. The azide can participate in copper-catalyzed Click Chemistry reactions with alkynes, DBCO and BCN to form triazole groups. The t-butyl protected carboxyl group can be deprotected under acidic conditions. price>
R-M-5192 Amine-PEG550-YEQDPWGVKWWY NH2-PEG-YEQDPWGVKWWY is a peg linked polypeptide compound. price>
R-C-4527 DSPE-PEG350-polycarboxybetaine DSPE (MPEG DSPE) is a kind of phospholipid peg derivative with terminal DSPE group at PEG end.Internal ammonium amphoteric surfactant,also known as betaine type amphoteric surfactant,can be widely used as hair care agent,softener, antistatic agent, food or pharmaceutical emulsifier,printing and dyeing auxiliaries,etc. price>
R-M-2033 5-(Azide-PEG9-ethylcarbamoyl)pentanoic t-butyl ester 5-(Azide-PEG9-ethylcarbamoyl)pentanoic t-butyl ester is a PEG molecule consisting of an azide group and a t-butyl ester group. Azide (N3) can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The t-butyl protected carboxyl group can be deprotected under acidic conditions. price>
R-M-5193 YEQDPWGVKWWY-polyethylene glycol750-NH2 NH2-PEG-YEQDPWGVKWWY is a peg linked polypeptide compound. price>