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Crosslinking Reagents

Reagents containing reactive end groups that respond to the presence of specific functional groups by forming bonds between polymer chains. Ideal for various applications including conjugation reactions, biomolecule labeling, and molecular purification.
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1 – 15 of 86 results
1

Thermo Scientific™ Pierce™ EDC, No-Weigh™ Format

Immobilize or conjugate proteins using 1-Ethyl-3-(3-dimethylaminopropyl) carbodiimide (CAS 25952-53-8), a water-soluble, carboxyl-to-amine crosslinker.

Shipping Condition Wet Ice
Content And Storage Upon receipt store desiccated at -20°C.
Description EDC
Cleavable No
Water Soluble Yes
Form Powder
Molecular Weight (g/mol) 191.7
Solubility Water
Labeling Method Chemical Labeling
Crosslinker Type Heterobifunctional
Chemical Reactivity Amine-Carboxyl
Cell Permeability No
Format Standard, Single-use, Premium-grade
Product Type Crosslinker
Spacer Short (<10 Å)
Reactive Moiety Carbodiimide
Spacer Arm Length 0.0 Å
PEGylated No
2

MilliporeSigma™ Calbiochem™ SATA

Reacts with primary amines to add protected sulfhydryl groups.

5

Thermo Scientific™ Mass Spectrometry Compatible Crosslinkers

Improve mass spectrometry detection of crosslinked proteins and interactions with DSPP and TBDSPP heterotrifunctional crosslinkers.

Content And Storage Upon receipt store at -20°C protected from moisture.
Format Standard
Cleavable No
Product Type Crosslinker
Form Solid
Reactive Moiety NHS Ester
Spacer Arm Length 4.3 Å
Quantity 50 mg
Labeling Method Chemical Labeling
Crosslinker Type Homotrifunctional
Chemical Reactivity Amine-Amine
Product Line MS Reagents
PEGylated No
6

Thermo Scientific™ DST (disuccinimidyl tartrate)

Crosslink amines to amines with disuccinimidyl tartrate, composed of NHS-ester groups and a diol-containing spacer arm (6.4A) that is periodate-cleavable.

7

Thermo Scientific™ EGS (ethylene glycol bis(succinimidyl succinate))

Crosslink amines to amines with this membrane permeable crosslinker composed of NHS-ester groups and a 16.1A hydroxylamine-cleavable spacer arm.

8

Thermo Scientific™ BS2G-d0 (bis(sulfosuccinimidyl) glutarate-d0)

Crosslink amines to amines using these heavy (deuterated) and light matched pairs of a 7.7A, NHS-ester crosslinker for mass spectrometry analysis of protein interactions.

9

Thermo Scientific™ SPDP (succinimidyl 3-(2-pyridyldithio)propionate)

Crosslink amines to sulfhydryls with this crosslinker composed of NHS-ester and pyridyldithiol groups on 3-atom spacer arm; forms cleavable disulfide bonds with cysteines.

10

Thermo Scientific™ Sulfo-KMUS (N-κ-maleimidoundecanoyl-oxysulfosuccinimide ester)

Crosslink amines to sulfhydryls with this long crosslinker composed of sulfo-NHS-ester and maleimide groups at ends of an aliphatic, 13-atom (16.3A) spacer arm.

11

Thermo Scientific™ SPB (succinimidyl-[4-(psoralen-8-yloxy)]-butyrate)

Crosslink amines to DNA with this crosslinker composed of NHS-ester and psoralen reactive groups; conjugates to DNA via light-activated intercalation next to pyrimidine bases.

12

Thermo Scientific™ BS3-d0 (bis(sulfosuccinimidyl) suberate-d0)

Crosslink amines to amines using these heavy (deuterated) and light matched pairs of an 11.4A, NHS-ester crosslinker for mass spectrometry analysis of protein interactions.

13

Thermo Scientific™ Sulfo-LC-SPDP (sulfosuccinimidyl 6-(3'-(2-pyridyldithio)propionamido)hexanoate)

Crosslink amines to sulfhydryls with this water-soluble sulfo-NHS-ester and pyridyldithiol groups on 10-atom spacer arms to form cleavable disulfide bonds with cysteines.

14

Thermo Scientific™ SM(PEG)2 (PEGylated SMCC crosslinker)

Crosslink amines to sulfhydryls with these crosslinkers containing NHS-ester and maleimide groups at ends of water-soluble polyethylene glycol spacer arms (17.6 to 95.2A).

Shipping Condition Ambient
Content And Storage Upon receipt store desiccated at -20°C.
Cleavable No
Water Soluble Yes
Form Solid
Molecular Weight (g/mol) 425.39
Solubility Water
Labeling Method Chemical Labeling
Crosslinker Type Heterobifunctional
Chemical Reactivity Amine-Sulfhydryl
Cell Permeability No
Format Standard, Single-use
Product Type Crosslinker
Spacer Medium (10 to 30 Å)
Reactive Moiety Maleimide, NHS Ester
Spacer Arm Length 17.6 Å
Product Line Pierce™
PEGylated Yes
15

Thermo Scientific™ EMCH (N-ε-maleimidocaproic acid hydrazide)

Crosslink sulfhydryls to periodate-treated glycoprotein sugars with this mid-length (11.8A) crosslinker containing maleimide and hydrazide groups.