Linker Selection Tool
With Vector Laboratories’ chemical synthesis mastery, bioconjugation expertise and linker know-how, you have a comprehensive range of linkers at your fingertips.
To design your fit-for -purpose Linear Crosslinker, select Reactive Groups and a Spacer from the options below.
To design your fit-for -purpose Linear Crosslinker, select Reactive Groups and a Spacer from the options below.

Linear Crosslinkers
Linear crosslinker can be used to conjugated two entities, and the spacer type and length can be chosen to modify physicochemical properties, shield hydrophobic patches, and optimize proximity-related effects.

REACTIVE GROUP 1
SPACER
REACTIVE GROUP 2
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Azido-dPEG®₁₂-OH
Catalog #: QBD-10340Unit Size: 100 mg, 1000 mg$241.00 – $590.00 Select options This product has multiple variants. The options may be chosen on the product page -
Methoxytrityl-S-dPEG®₁₂-acid
Catalog #: QBD-10846Unit Size: 100 mg, 1000mg$268.00 – $1,125.00 Select options This product has multiple variants. The options may be chosen on the product page -
Sulfo DBCO-Amine
Catalog #: CCT-1227Unit Size: 10 mg, 25 mg, 100 mg, 1000 mg$136.00 – $2,049.00 Select options This product has multiple variants. The options may be chosen on the product page -
MAL-dPEG®₂-TFP ester
Catalog #: QBD-10549Unit Size: 100 mg, 1000mg$161.00 – $214.00 Select options This product has multiple variants. The options may be chosen on the product page -
CBZ-N-amido-dPEG®₃₆-acid
Catalog #: QBD-10906Unit Size: 100 mg, 1000mg$321.00 – $1,071.00 Select options This product has multiple variants. The options may be chosen on the product page -
Fmoc-N-amido-dPEG®₂-acid
Catalog #: QBD-10243Unit Size: 1000 mg$145.00 Select options This product has multiple variants. The options may be chosen on the product page -
Azido-dPEG®₄-TFP ester
Catalog #: QBD-10567Unit Size: 100 mg, 1000mg$188.00 – $536.00 Select options This product has multiple variants. The options may be chosen on the product page -
MAL-dPEG®₂₄-acid
Catalog #: QBD-10315Unit Size: 100 mg, 1000 mg$253.00 – $1,122.00 Select options This product has multiple variants. The options may be chosen on the product page -
N-azidoacetylgalactosamine-tetraacylated (Ac4GalNAz)
Catalog #: CCT-1086Unit Size: 5 mg, 25 mg, 100 mg$146.00 – $677.00 Select options This product has multiple variants. The options may be chosen on the product page -
Acid-dPEG®₉-NHS ester
Catalog #: QBD-10119Unit Size: 100 mg, 1000 mg$247.00 – $1,339.00 Select options This product has multiple variants. The options may be chosen on the product page

BioDesign: Building and delivering bioconjugate linkers
Deliver your therapeutic’s potential with proprietary linker architectures and
chemical biology expertise
chemical biology expertise