Thermo Scientific™

BMB (1,4-bismaleimidobutane)

Catalog number:  22331

 Related applications:

Protein Labeling & Crosslinking

Error loading your content!

  Catalog number
Select a plan
Unit size
Price ({{currency}}) Availability Qty
{{product.sku}} {{product.sku}} also known as {{product.formattedSku}} 
Pro add-ons

Your on-site stock

›› {{supplyCenter.scName}}({{scProduct.stockOnHand}} In stock)
›› {{supplyCenter.scName}}(Out of stock)
›› {{supplyCenter.scName}}
This item is not currently available on-site. Depending on your Supply Center settings you may be able to add the item to cart above else use the Order Non-Stocked Items' tab on the Supply Center home page.
Back to top


Thermo Scientific Pierce BMB is a mid-length, maleimide crosslinker for covalent, irreversible conjugation between sulfhydryl groups (e.g., protein or peptide cysteines).

Features of BMB:

Reactive groups: maleimide (both ends)
Reactive towards: sulfhydryl groups
• Mid-length (10.9Å), sulfhydryl-to-sulfhydryl crosslinker, composed of maleimide groups and 9-atom spacer arm
• Water-insoluble—dissolve first in DMF or DMSO, then add to aqueous reaction buffers
• Noncleavable

Related Products
BMH (bismaleimidohexane)
BMOE (bismaleimidoethane)
BM(PEG)2 (1,8-bismaleimido-diethyleneglycol)
BM(PEG)3 (1,11-bismaleimido-triethyleneglycol)
For Research Use Only. Not for use in diagnostic procedures.


Crosslinker Type: Homobifunctional
Labeling Method: Chemical Labeling
Product Line: Pierce™
Product Size: 50 mg
Solubility: DMF (Dimethylformamide), DMSO (Dimethylsulfoxide)
Spacer: Mid-Length

Contents & storage

Store at 4°C.


Manuals & protocols