BS2G Crosslinker

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    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 571617


Description: BS2G Crosslinker, or Bis[Sulfosuccinimidyl] glutarate), is an amine-reactive, water soluble, homobifunctional protein crosslinker. The BS2G protein crosslinker's 5-atom (7.7 angstrom) spacer arm is non-cleavable and the molecule is not cell membrane permeable. The BS2G crosslinking reagent can be used to label cell surface proteins.

Price and Availability

Size Price Shipping out time Quantity
100mg USD 280 2 Weeks
1g USD 1140 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-03-30. Prices are subject to change without notice.

BS2G Crosslinker, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 571617
Name: BS2G Crosslinker
Chemical Formula: C13H14N2O14S2
Exact Mass: 485.9886
Molecular Weight: 486.38
Elemental Analysis: C, 32.10; H, 2.90; N, 5.76; O, 46.05; S, 13.18

Synonym: BS2G Crosslinker, BS2G Cross linker, BS2G Cross-linker

IUPAC/Chemical Name: Bis[Sulfosuccinimidyl] glutarate


InChi Code: InChI=1S/C13H14N2O14S2/c16-8-4-6(30(22,23)24)12(20)14(8)28-10(18)2-1-3-11(19)29-15-9(17)5-7(13(15)21)31(25,26)27/h6-7H,1-5H2,(H,22,23,24)(H,25,26,27)

SMILES Code: O=C(ON1C(C(S(=O)(O)=O)CC1=O)=O)CCCC(ON2C(C(S(=O)(O)=O)CC2=O)=O)=O

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:

Additional Information

The Sulfo-NHS esters of BS2G allow the crosslinking reaction to occur in aqueous solutions in near physiological conditions.


1: Kannan R, Santhoshkumar P, Mooney BP, Sharma KK. Identification of subunit-subunit interaction sites in αA-WT crystallin and mutant αA-G98R crystallin using isotope-labeled cross-linker and mass spectrometry. PLoS One. 2013 Jun 5;8(6):e65610. doi: 10.1371/journal.pone.0065610. Print 2013. PubMed PMID: 23755258; PubMed Central PMCID: PMC3673982.