Vesamicol hydrochloride, (+/-)- is an inhibitor of acetylcholine transport.

Aranorosin is an antibiotic which has been shown to circumvent arbekacin-resistance in MRSA by inhibiting the bifunctional enzyme AAC(6')/APH(2″).

APP-CHMINACA is a synthetic cannabinoid (CB) featuring a 1-(cyclohexylmethyl)-1H-indazole-3-carboxamide (CHMINACA) base. It displays a 10-fold greater affinity for the central CB1 receptor than that of JWH 018.

Amlodipine besilate impurity D is a biochemical.

TCO-NHS ester is an amine-reactive reagent containing the TCO moiety and a NHS ester. This reagent can be used to modify an amine-containing molecules. The specially formulated crystalline producty enables easy handling andan extended shelf life. TCO-NHS Ester is supplied as single axial (major) diastereomer.

Propargyl-PEG3-Tos is a PEG derivative containing a tosyl group and a propargyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a very good leaving group for nucleophilic substitution reactions. The propargyl group can be reacted with azide-bearing compounds or biomolecules via copper catalyzed azide-alkyne Click Chemistry to yield a stable triazole linkage.

Bromo-PEG3-phosphonic acid diethyl ester is a PEG Linker.

Bromo-PEG3-phosphonic acid is a PEG Linker.

PEG2-bis(phosphonic acid) is a PEG Linker.

Mal-amido-PEG6-NHS is a PEG derivative containing a maleimide group and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol.

Azido-PEG12-NHS ester is a PEG derivative containing an azide group and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.

Azido-PEG12-acid is a PEG derivative containing an azide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond.

Azido-PEG8-acid is a PEG derivative containing an azide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond.

L-Azidohomoalanine HCl salt is an amino acid analog that provides a fast, sensitive, non-toxic and non-radioactive alternative to the traditional radioactive 35S-methionine for the detection of nascent protein. L-azidohomoalaine contains a small modification and its azido moiety can be fed to cultured cells and incorporated into proteins during active protein synthesis.

1,7-Bis-Boc-1,4,7-Triazaheptane is a non-PEG crosslinker.

4-bromobutylphosphonic acid is a non-PEG crosslinker

m-PEG5-azide is a PEG derivative containing an azide group. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. The hydrophilic PEG spacer increases solubility in aqueous media.

N-Benzyl-N-bis(PEG1-OH) is a PEG Linker

PEG15 is a PEG Linker.

Tetraethylene glycol is a PEG linker. PEG linkers may be useful in the development of antibody drug conjugates.

Triethylene glycol is a PEG linker. PEG Linkers may be useful in the development of antibody drug conjugates.

m-PEG3-alcohol is a PEG derivative containing a hydroxyl group. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The hydrophilic PEG spacer increases solubility in aqueous media.

Hydroxy-PEG2-sulfonic acid is a PEG Linker. PEG Linkers may be useful in the development of antibody drug conjugates.

Hydroxy-PEG12-t-butyl ester is a PEG derivative containing a hydroxyl group with a t-butyl ester. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The t-butyl protected carboxyl group can be deprotected under acidic conditions.

Hydroxy-PEG14-acid is a PEG derivative containing a hydroxyl group with a terminal carboxylic acid. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups.

Fluorescein-PEG2-azide is a heterofunctional fluorescent PEG derivative containing an azide group, which enables Click Chemistry. The hydrophilic PEG spacer arm increases solubility in aqueous media. The FITC group (Fluorescein) can be easily traced from its yellow color and green fluorescence.

Bromo-PEG1-CH2CO2H is a PEG derivative containing a bromide group with a terminal carboxylic acid. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.

Biotin-PEG5-azide is PEG derivative containing a biotin group and an azide group. The azide group can react to form a stable triazole linkage. The hydrophilic PEG spacer increases membrane impermeability of the molecules conjugated to the biotin compound and helps to minimize steric hindrance involved with the binding to avidin molecules. PEG Linkers may be useful in the development of antibody drug conjugates.

Biotin-PFP ester will react with primary amino groups (-NH2) to form stable, irreversible amide bonds. PEG Linkers may be useful in the development of antibody drug conjugates (ADCs) and drug delivery methods.

Biotin-PEG5-amine is PEG derivative containing a biotin group and a terminal primary amine group. The amine group can be coupled to carboxyl groups or 5'phosphate groups to form stable amide bonds. The hydrophilic PEG spacer increases solubility in aqueous media and increases membrane impermeability of the molecules conjugated to the biotin compound. It also helps to minimize steric hindrance involved with the binding to avidin molecules. Therefore, this PEG Linker may be useful in the development of antibody drug conjugates.