SMPB crosslinker (N-Succinimidyl 4-[4-maleimidophenyl]butyrate) is a heterobifunctional protein crosslinking reagent that is reactive toward sulfhydryl and amino groups. SMPB crosslinker's spacer arm is non cleavable. The SMPB protein crosslinker is an extended chain length analog of MBS crosslinker.

Molecular Weight: 356.3

Spacer Length: 11.6 Å

CAS Number: 79886-55-8

Alternative Names: 4-(4-Maleimidophenyl)butyric acid N-hydroxysuccinimide ester; SMPB Cross-linker

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