We offer crosslinking reagents based on maleimide and hydrazide reactive groups for conjugation and formation of covalent crosslinks between sulfhydryl (cysteine) and aldehyde (oxidized glycoprotein carbohydrate) groups.

Reactive Groups Products Spacer Arm (Å) Cleavable? Water-soluble? Membrane permeable?
Maleimide / hydrazide    BMPH 8.1A  Short No yes yes
EMCH 11.8A Mid No yes yes
MPBH 17.9A Long No no yes
KMUH 19.0A Long No no yes
Pyridyldithiol / hydrazide PDPH 9.2A Short Thiols yes yes