Thermo Scientific™ Sulfo-NHS (N-hydroxysulfosuccinimide), No-Weigh™ Format

Prepare amine-reactive sulfo-NHS-ester crosslinkers or enhance carbodiimide (EDC) conjugation for peptides or proteins using N-hydroxysulfosuccinimide, CAS 106627-54-7.

Thermo Scientific™ DTME (dithiobismaleimidoethane)

Crosslink sulfhydryls to sulfhydryls (cysteine residues) with this long, cleavable crosslinker composed of maleimide groups and 11-atom (13.3A) disulfide spacer arm.

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.

Thermo Scientific™ NHS-Azide

Activated azido compounds to derivatize proteins or amine surfaces for selective conjugation, detection or purification by phosphine-modified probes.

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.

Thermo Scientific™ DSS (disuccinimidyl suberate), No-Weigh™ Format

Crosslink amines to amines with disuccinimidyl suberate composed of NHS-ester groups with a membrane-permeable, mid-length spacer for intracellular protein crosslinking.

Thermo Scientific™ LC-SMCC (succinimidyl 4-(N-maleimidomethyl)cyclohexane-1-carboxy-(6-amidocaproate))

Crosslink amines to sulfhydryls with this long crosslinker composed of NHS-ester and maleimide groups at ends of a stabilizing cyclohexane-containing, 15-atom spacer arm.

Thermo Scientific™ Sulfo-MBS (m-maleimidobenzoyl-N-hydroxysulfosuccinimide ester)

Crosslink amines to sulfhydryls with this short, water-soluble crosslinker composed of sulfo-NHS-ester and maleimide groups at ends of an aromatic, 6-atom (7.3A) spacer arm.

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.

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

Invitrogen™ Succinimidyl 3-(2-Pyridyldithio)Propionate (SPDP)  

The succinimidyl ester chemically reacts with primary amines and after mild reduction of the dithiol, it can react form a disulfide with other thiols.

Thermo Scientific™ Pierce™ Premium Grade DSP (dithiobis(succinimidyl propionate))

Optimize applications where product integrity and risk minimization are paramount with our highest quality formulation of this popular amine-reactive, cleavable crosslinker.

MilliporeSigma™ Calbiochem™ SATA

Reacts with primary amines to add protected sulfhydryl groups.

MilliporeSigma™ Calbiochem™ SMCC, Water-Soluble

Used for coupling enzymes to antibodies.

MilliporeSigma™ Calbiochem™ THIOLYTE™ Monobromobimane Reagent, Fluorescent Labeling Compound

Used to label E.coli thioredoxin.