Bifunctional crosslinkers
Alkyne hydrazide
Bifunctional reagent containing alkyne group and hydrazide function. It reacts with aldehydes and ketones. Alkyne group can then be coupled with various azides via CuAAC reaction.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 41770 | 25 mg | $95.00 | in stock | |
| 51770 | 50 mg | $195.00 | in stock | |
| 61770 | 100 mg | $290.00 | in stock |
Alkyne maleimide
Maleimide reagent for the attachment of alkyne functional group to proteins, peptides, and other molecules bearing SH (thiol) groups, including cysteine residues.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 41780 | 25 mg | $95.00 | in stock | |
| 51780 | 50 mg | $195.00 | in stock | |
| 61780 | 100 mg | $290.00 | in stock |
Alkyne NHS ester (hexynoic acid NHS ester)
Alkyne NHS ester for the labeling of biomolecules with alkyne group for Copper catalyzed Click chemistry.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 41720 | 25 mg | $95.00 | in stock | |
| 51720 | 50 mg | $180.00 | in stock | |
| 61720 | 100 mg | $290.00 | in stock | |
| 91720 | 1 g |
please inquire
|
in stock |
Alkyne-PEG2-amine
Diethyleneglycol (PEG2) based bifunctional linker, containing amine and alkyne functional groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2065-1g | 1 g | $120.00 | in stock | |
| 2065-5g | 5 g | $350.00 | in stock | |
| 2065-25g | 25 g |
please inquire
|
in stock |
Alkyne-PEG2-iodide
Bifunctional reactive cross linker containing terminal alkyne group for Click chemistry or Sonogashira coupling, and reactive alkyl iodide group.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2136-1g | 1 g |
$490.00
|
in stock |
Alkyne-PEG3-amine
Alkyne PEG3 amine is a medium length heterobifunctional linker for the conjugation.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 425-1g | 1 g | $195.00 | in stock | |
| 425-5g | 5 g |
$580.00
|
in stock |
Alkyne-PEG3-COOH
Bifunctional linker with terminal alkyne function, and carboxylic acid moiety, CAS# 1415800-32-6.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1743-1g | 1 g |
$490.00
|
in stock | |
| 1743-5g | 5 g |
$980.00
|
in stock | |
| 1743-25g | 25 g |
please inquire
|
in stock |
Alkyne-PEG3-OH
Alkyne-PEG3-OH is a triethyleneglycol based bifunctional linker with a hydroxyl group and an alkyne fragment.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 418-1g | 1 g | $95.00 | in stock | |
| 418-5g | 5 g | $280.00 | in stock | |
| 418-25g | 25 g |
please inquire
|
in stock |
Amine-PEG3-carboxylic acid, hydrochloride
Hydrophilic linker with amino and carboxyl groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2719-250mg | 250 mg | $90.00 | in stock | |
| 2719-1g | 1 g | $230.00 | in stock | |
| 2719-2g | 2 g | $390.00 | in stock | |
| 2719-5g | 5 g |
$690.00
|
in stock |
Azide-PEG2-aldehyde
A linker with an azide group, and an aliphatic aldehyde moiety.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2360-500mg | 500 mg | $190.00 | in stock (1 pcs) |
Azide-PEG3-Amine
A bifunctional linker with azide and amine groups flanking PEG3 (triethylene glycol)
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 218-1g | 1 g | $95.00 | in stock | |
| 218-5g | 5 g | $280.00 | in stock | |
| 218-25g | 25 g |
please inquire
|
in stock |
Azide-PEG3-Azide
Triethylene glycol diazide (CAS# 59559-06-7) is a bifunctional crosslinker bearing two azide groups. Suitable for Click chemistry.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 207-1g | 1 g | $95.00 | in stock | |
| 207-5g | 5 g | $390.00 | in stock | |
| 207-25g | 25 g |
please inquire
|
in stock |
Azide-PEG3-Carboxylic acid
Bifunctional triethylene glycol with terminal carboxyl and azido groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2558-1g | 1 g | $265.00 | in stock | |
| 2558-5g | 5 g |
$950.00
|
in stock |
Azide-PEG3-OH
Azide-PEG3-OH is a bifunctional molecule with azide group, primary alcohol, and a hydrophilic linker in between.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1742-1g | 1 g | $90.00 | in stock |
Azide-PEG4-Amine
PEG4 amine azide (CAS# 134179-38-7) is a bifunctional linker with amine and azide functional groups. It is based on a tetraethyleneglycol core. The length of the PEG4 linker is 1.4 nm.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1868-1g | 1 g | $90.00 | in stock | |
| 1868-5g | 5 g | $250.00 | in stock | |
| 1868-25g | 25 g |
$950.00
|
in stock |
Azide-PEG4-Azide
PEG4 diazide (CAS# 101187-39-7) is a homobifunctional linker with two azide groups. It can be used for the synthesis of dimeric molecules with a hydrophilic core by Click chemistry.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1865-1g | 1 g | $90.00 | in stock | |
| 1865-5g | 5 g | $250.00 | in stock | |
| 1865-25g | 25 g |
$950.00
|
in stock |
Azidobutyric acid NHS ester
Activated ester for azido labeling of peptides and proteins.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 53720 | 50 mg | $60.00 | in stock | |
| 63720 | 100 mg | $95.00 | in stock | |
| 73720 | 1 g |
please inquire
|
in stock | |
| 83720 | 5 g |
please inquire
|
in stock |
Cyanine7 dicarboxylic acid
Cyanine7 dicarboxylic acid is a bifunctional dye molecule possessing two carboxylic acid groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1512-1mg | 1 mg | $110.00 | in stock | |
| 1512-5mg | 5 mg | $210.00 | in stock | |
| 1512-25mg | 25 mg |
$410.00
|
in stock | |
| 1512-50mg | 50 mg |
$695.00
|
in stock | |
| 1512-100mg | 100 mg |
$1190.00
|
in stock |
DBCO NHS ester
Azodibenzocyclooctyne (DBCO, ADIBO) reagent for strain promoted copper free Click chemistry (spAAC). The reagent contains an NHS ester function for the attachment of the cyclooctyne to various molecules.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 34720 | 10 mg | $60.00 | in stock | |
| 44720 | 25 mg | $95.00 | 5 days | |
| 54720 | 50 mg | $145.00 | in stock | |
| 64720 | 100 mg | $210.00 | in stock | |
| 94720 | 1 g |
$1190.00
|
in stock | |
| K4720 | 5 g |
$3570.00
|
in stock | |
| N4720 | 25 g |
please inquire
|
21 days |
Hydroxy-PEG2-Thiol
Short bifunctional linker with thiol group and OH group. Thiol can coat gold surfaces forming hydrophilic monolayer.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2389-100mg | 100 mg | $90.00 | in stock | |
| 2389-1g | 1 g | $270.00 | in stock |
Iodo-PEG3-Azide
Iodo-PEG3-Azide is a bifunctional linker with a highly reactive alkylative halogen functional group, and an azido group for Click chemistry / Staudinger ligation.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2163-1g | 1 g | $290.00 | in stock | |
| 2163-5g | 5 g |
$590.00
|
in stock | |
| 2163-25g | 25 g |
$2490.00
|
in stock |
Iodo-PEG3-Iodide
Homobifunctional PEG3 based linker with halogen reactive groups is useful for the crosslinking of nucleophiles.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2098-1g | 1 g | $290.00 | in stock |
PEG3-Dicarboxylic acid
PEG3-Ddicarboxylic acid is a bifunctional linker carrying two carboxy groups. It contains a polyethyleneglycol-3 linker between the carboxyls.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1715-1g | 1 g |
$490.00
|
in stock | |
| 1715-5g | 5 g |
$890.00
|
in stock | |
| 1715-10g | 10 g |
$1370.00
|
in stock |
Pentynoic acid STP ester
An activated ester for the introduction of alkyne into peptides/proteins.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 30720 | 10 mg | $110.00 | in stock | |
| 40720 | 25 mg | $210.00 | in stock | |
| 50720 | 50 mg |
$410.00
|
in stock | |
| 60720 | 100 mg |
$695.00
|
in stock |
Sulfo-Cyanine5 bis-NHS ester
Water soluble amine reactive Cyanine5 dye with two NHS ester groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 133D0 | 1 mg | $110.00 | in stock | |
| 233D0 | 5 mg | $290.00 | in stock | |
| 433D0 | 25 mg |
$690.00
|
in stock | |
| 533D0 | 50 mg |
$1270.00
|
in stock | |
| 633D0 | 100 mg |
$1990.00
|
in stock |
Sulfo-Cyanine5-PEG3-Biotin
Conjugate of biotin with sulfo-Cyanine5 emitting in the far-red region of the spectrum.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 2449-1mg | 1 mg | $120.00 | in stock | |
| 2449-5mg | 5 mg | $290.00 | in stock |
Sulfo-Cyanine7.5 dicarboxylic acid
Sulfo-Cyanine7.5 dicarboxylic acid is a bifunctional cyanine dye with two carboxylic acid (COOH) groups. The molecule can be used to construct cross conjugates containing a near infrared emitting fluorophore.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1382-1mg | 1 mg | $110.00 | in stock | |
| 1382-5mg | 5 mg | $290.00 | in stock | |
| 1382-25mg | 25 mg |
$690.00
|
in stock | |
| 1382-50mg | 50 mg |
$1270.00
|
in stock | |
| 1382-100mg | 100 mg |
$1990.00
|
in stock |
sulfo-Cyanine7 dicarboxylic acid
Sulfo-Cyanine7 dicarboxylic acid is a bifunctional dye with two carboxyl groups.
Show pricing
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 1497-1mg | 1 mg | $110.00 | in stock | |
| 1497-5mg | 5 mg | $290.00 | in stock | |
| 1497-25mg | 25 mg |
$690.00
|
in stock | |
| 1497-50mg | 50 mg |
$1270.00
|
in stock | |
| 1497-100mg | 100 mg |
$1990.00
|
in stock |
The count of items is incorrect.
Your cart is empty
$ 
