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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

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
3

MilliporeSigma™ Calbiochem™ SATA

Reacts with primary amines to add protected sulfhydryl groups.

6

Thermo Scientific™ PMPI (p-maleimidophenyl isocyanate)

Short (8.7A) hydroxyl-to-sulfhydryl crosslinker; isocyanate and maleimide groups; label -OH by urethane bonds for conjugation to cysteines by thioether bonds.

7

Thermo Scientific™ SDAD (NHS-SS-Diazirine) (succinimidyl 2-((4,4'-azipentanamido)ethyl)-1,3'-dithiopropionate)

Very short to mid-length (3.9 to 13.5A), amine-to-anything crosslinkers; NHS-ester and diazirine reactive groups; photoactivate with UV light (Amax 330 to 370nm).

8

Thermo Scientific™ TSAT (tris-(succinimidyl)aminotriacetate)

A 3-way, short-arm (4.2A) amine-to-amine crosslinker; tris (succinimidyl) aminotriacetate, composed of three NHS-ester groups on short spacer arms; membrane permeable.

9

Thermo Scientific™ Mass Spectrometry Cleavable Crosslinkers

Improve sensitivity of mass spectrometry detection of crosslinked proteins with MS-cleavable DSSO and DSBU heterotrifunctional crosslinkers.

Content And Storage Upon receipt store at 4°C protected from moisture.
Cleavable By CID using MS
Water Soluble No
Form Powder
Solubility DMF, DMSO
Quantity 10 x 1 mg
Labeling Method Chemical Labeling
Crosslinker Type Homobifunctional
Chemical Reactivity Amine-Amine
Cell Permeability Yes
Format Standard, Single-use
Product Type Crosslinker
Spacer Medium (10 to 30 Å)
Reactive Moiety NHS Ester
PEGylated No
10

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

Cleavable No
Water Soluble No
Form Powder
Molecular Weight (g/mol) 326.26
Solubility DMF, DMSO
Labeling Method Chemical Labeling
Crosslinker Type Homobifunctional
Chemical Reactivity Amine-Amine
Cell Permeability Yes
Format Standard, Single-use
Product Type Crosslinker
Spacer Short (<10 Å)
Reactive Moiety NHS Ester
Spacer Arm Length 7.7 Å
PEGylated No
11

Thermo Scientific™ Pierce™ SMCC

No-Weigh™ Format

Shipping Condition Ambient
Content And Storage Upon receipt store desiccated at 4°C.
Cleavable By Thiols
Water Soluble No
Form Powder
Molecular Weight (g/mol) 334.32
Solubility DMF, DMSO
Labeling Method Chemical Labeling
Crosslinker Type Heterobifunctional
Chemical Reactivity Amine-Sulfhydryl
Cell Permeability Yes
Format Standard, Single-use
Product Type Crosslinker
Spacer Short (<10 Å)
Reactive Moiety Maleimide, NHS Ester
Spacer Arm Length 8.3 Å
PEGylated No
12

Thermo Scientific Pierce™ Pierce™ SM(PEG)12, No-Weigh™ Format

Thermo Scientific™ Pierce™ SM(PEG)12 is hetero-bifunctional crosslinker with N-hydroxysuccinimide (NHS) ester and maleimide groups that allow covalent conjugation of amine- and sulfhydryl-containing molecules.

13

Thermo Scientific™ BS(PEG)5 (PEGylated bis(sulfosuccinimidyl)suberate)

Crosslink amines to amines with these long (21.7A and 35.8A) crosslinkers composed of NHS-ester groups and 5-unit or 9-unit PEG spacer arms that enhance protein solubility.

Content And Storage Upon receipt store desiccated at -20°C.
Description BS(PEG)5
Cleavable No
Water Soluble Yes
Molecular Weight (g/mol) 532.5
Solubility Water
Labeling Method Chemical Labeling
Crosslinker Type Homobifunctional
Chemical Reactivity Amine-Amine
Cell Permeability No
Format Standard, Single-use
Product Type Crosslinker
Spacer Medium (10 to 30 Å)
Reactive Moiety NHS Ester
Spacer Arm Length 21.7 Å
PEGylated Yes
14

Thermo Scientific™ BS3 (bis(sulfosuccinimidyl)suberate)

Crosslink amines to amines with BS3; composed of sulfo-NHS-ester groups separated by an 11.4A, water-soluble spacer arm that is useful for cell-surface protein crosslinking.

Cleavable No
Product Type Crosslinker
Molecular Weight (g/mol) 572.43
Solubility Water
PEGylated No
15

Thermo Scientific™ Sulfo-SMCC (sulfosuccinimidyl 4-(N-maleimidomethyl)cyclohexane-1-carboxylate), No-Weigh™ Format

Crosslink amines to sulfhydryls with this mid-length, water-soluble crosslinker made of NHS-ester and maleimide groups at ends of a cyclohexane-containing, 8-atom spacer arm.

Shipping Condition Ambient
Content And Storage Upon receipt store desiccated at -20°C.
Description Sulfo-SMCC
Cleavable No
Water Soluble Yes
Molecular Weight (g/mol) 436.37
Solubility Water
Labeling Method Chemical Labeling
Crosslinker Type Heterobifunctional
Chemical Reactivity Amine-Sulfhydryl
Cell Permeability No
Format Standard, Single-use, Premium-grade
Product Type Crosslinker
Spacer Short (<10 Å)
Reactive Moiety Maleimide, Sulfo-NHS Ester
Spacer Arm Length 8.3 Å
PEGylated No