Heterobifunctional Reagents

SMPB, Succinimidyl-4-(p-maleimidophenyl) Butyrate Primary amine and sulfhydryl reactive Enzyme-antibody conjugation Spacer arm

SPDP, N-Succinimidyl-3-(2-pyridyldithio) Propionate Primary amine and sulfhydryl reactive Thiolation Cleavable

Sulfo EMCS, [N-(E-malemidocaproyloxy)-sulfosuccinimide] Primary amine reactive Sulfhydryl reactive Water soluble

Sulfo-GMBS, N-Maleimidobutryloxysulfosuccinimide ester Primary amine reactive Sulfhydryl reactive M.W. 328.24

m-Maleimidobenzoyl-N-hydroxysulfosuccinimide ester, Heterobifunctional Useful for coupling proteins, enzymes to antibodies, toxins to antibodies, and haptens to carrier proteins Category: Amine- and Sulfhydryl- Reactive Reactive Groups:

Sulfo MPS aleimidopropionic acid N-hydroxysulfosuccinimide ester Sulfhydryl reactive Primary amine reactive Water soluble M.W. = 381.27

Sulfo NHS LC SPDP, Sulfosuccinimidyl 6-[3-(2-pyridyldithio) propionamido] Hexanoate Water soluble Spacer arm SPDP Antibody-toxin conjugation

Sulfo-SMCC (Sulfosuccinimidyl-4-N-maleimidomethyl) cyclohexane-1-carboxylate) Synonym: 4-9N-Maleimidomethyl)cyclohexane-1-carboxylic acid 3-sulfo-N-hydroxysuccinimide ester sodium Primary amine and sulfydryl reactive Enzyme-antibody conjugation Stabl

Sulfo SMPB, Sulfosuccinimidyl 4-(p-maleimidophenyl) Butyrate Primary amine and sulfhydryl reactive Spacer arm lenght: 11.6A&deg Water soluble