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Biotin and derivatives

Organic heterocyclic compounds and derivatives that consist of a ureido ring and a tetrahydrothiophene ring; ureido contains the radical: NH2CONH−, and tetrahydrothiophene is a five-membered ring consisting of four carbon atoms and a sulfur atom.
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Search Within Results
Keyword Search:
1,201 – 1,215 of 1,267 results
1,201

eMolecules​ 1353016-71-3 | DBCO-NHS ester | Chem-Impex | MFCD24386367 | 402.406 | C23H18N2O5 | 97.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 250mg | 490843460

DBCO-NHS ester | Chem-Impex | 1353016-71-3 | MFCD24386367 | 402.406 | C23H18N2O5 | 97.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 250mg | 490843460

ENCOMPASS_PREFERRED
1,202

eMolecules​ 943858-70-6 | N3-C3-NHS ester | TargetMol | MFCD22573606 | 226.192 | C8H10N4O4 | 0.000 | [N-]=[N+]=NCCCC(=O)ON1C(=O)CCC1=O | 10mg | 799230476

N3-C3-NHS ester | TargetMol | 943858-70-6 | MFCD22573606 | 226.192 | C8H10N4O4 | 0.000 | [N-]=[N+]=NCCCC(=O)ON1C(=O)CCC1=O | 10mg | 799230476

ENCOMPASS_PREFERRED
1,203

Medchemexpress LLC Mal-C2-NHS ester | 103750-03-4 | 99.3% | 294.26 g/mol | C13H14N2O6 | 100 MG
SDP

Mal-C2-NHS ester is a noncleavable antibody-drug conjugate (ADC) linker that contains a maleimide group and an N-hydroxysuccinimide (NHS) ester; it is used to conjugate payloads to antibodies via thiol and amine chemistry during ADC synthesis.

  • Noncleavable ADC linker suitable for antibody conjugation.
  • Contains maleimide and NHS ester reactive groups for thiol and amine coupling.
  • High purity, suitable for research applications.
  • Molecular weight 294.26 g/mol and formula C13H14N2O6.
  • Available in small-scale packages for synthesis and optimization studies.

ENCOMPASS_PREFERRED
1,204

Medchemexpress LLC ATRA-biotin | 2226143-93-5 | 98.43% | C36H55N3O4S | 25 MG
SDP

ATRA-biotin, also known as Biotin-ATRA-conjugate, is a biotin-conjugated all-trans-retinoic acid (ATRA). It is designed for use in tracking ATRA within cells or specific tissues. This product is intended for research purposes only.

  • Can be used to track all-trans-retinoic acid in cells or tissues
  • Biocompatibility demonstrated via cell viability assays in cultured N2a-cells
  • Recommended to be protected from light during storage
  • Stored under nitrogen to maintain stability

ENCOMPASS_PREFERRED
1,205

Medchemexpress LLC Biotin/KLH | 1 MG
SDP

Biotin/KLH is an antigen-adjuvant conjugate composed of Biotin and Keyhole Limpet Hemocyanin (KLH). This conjugate is designed to enhance the production of antigen-specific antibodies in vaccine models by conjugating the antigen with a protein adjuvant. It maintains protein folding, does not disrupt major epitopes, and can improve cross-presentation and the generation of antigen-specific T cells.

  • Enhances the production of antigen-specific antibodies in vaccine models.
  • Does not affect protein folding or disrupt major epitopes.
  • Can enhance cross-presentation and the generation of antigen-specific T cells.

ENCOMPASS_PREFERRED
1,206

Medchemexpress LLC PD-L1 Mouse Biotin 50ug | 50ug
SDP

PD-L1 protein serves as a ligand for the inhibitory receptor PDCD1/PD-1 and is critical for maintaining immune tolerance This interaction modulates T cell activation limits effector responses and may stimulate IL10-producing T cell subsets PD-L1 Protein Mouse (Biotinylated HEK293 His) is the recombinant mouse-derived PD-L1 protein expressed by HEK293 with C-His labeled tag

ENCOMPASS_PREFERRED
1,207

eMolecules​ 58-85-5 | D-(+)-Biotin | Apollo Scientific US - Building Blocks | MFCD00005541 | 244.310 | C10H16N2O3S | 98.000 | OC(=O)CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@H]12 | 1g | 398006419

D-(+)-Biotin | Apollo Scientific US - Building Blocks | 58-85-5 | MFCD00005541 | 244.310 | C10H16N2O3S | 98.000 | OC(=O)CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@H]12 | 1g | 398006419

ENCOMPASS_PREFERRED
1,208

Medchemexpress LLC Pomalidomide-C3-NHS ester | 2828476-87-3 | 98.7% | 456.41 | 5 MG
SDP

Pomalidomide-C3-NHS ester is a synthesized E3 ligase ligand-linker conjugate. It incorporates the Pomalidomide based cereblon ligand and an NHS ester linker. This product is for research use only and is not sold to patients.

  • E3 ligase ligand-linker conjugate
  • Incorporates Pomalidomide based cereblon ligand
  • Features an NHS ester linker
  • Target: Cereblon
  • Appearance: Solid, light yellow to yellow
  • Soluble in DMSO

ENCOMPASS_PREFERRED
1,209

Apexbio Technology LLC Phos binding reagent (Phosbind) Biotin LC 50mg
SDP

Phosbind Biotin LC is a biotin-labeled dinuclear Zn(II) complex that selectively binds phosphorylated molecules at neutral pH (Kd 25 nM to phenyl phosphate) It is widely used in phosphoproteomics workflows to detect phosphoproteins on PVDF membranes via chemiluminescence (with streptavidin-HRP) or enrich phosphorylated peptides/proteins using streptavidin-agarose columns Compared to standard prestained protein markers (e g F4005 with 11 bands from 10 180 kDa) Phosbind enables phospho-specific detection Compatible buffers 20 mM Tris 150 mM NaCl pH 7 5

ENCOMPASS_PREFERRED
1,210

Medchemexpress LLC PCSK9 Human Biotin 10ug | 10ug
SDP

The PCSK9 protein is an important regulator of plasma cholesterol homeostasis affecting LDL receptor family members such as LDLR and VLDLR It promotes their intracellular degradation and enhances hepatic LDLR degradation through non-proteolytic mechanisms PCSK9 Protein Human (Biotinylated HEK293 D374Y His-Avi) is the recombinant human-derived PCSK9 protein expressed by HEK293 with C-Avi C-His labeled tag and D374Y mutation

ENCOMPASS_PREFERRED
1,211

Medchemexpress LLC BIOTIN-PEG3-IODOACET | 100MG
SDP

BIOTIN-PEG3-IODOACET | 100MG

ENCOMPASS_PREFERRED
1,212

Medchemexpress LLC Iodoacetyl-LC-biotin | 93285-75-7 | MFCD00054987 | 99.2% | 510.43 g/mol | C18H31IN4O3S | 5 MG
SDP

Iodoacetyl-LC-biotin is a thiol-reactive, biotinylated electrophile reagent used for site-specific labeling and enrichment of cysteine-containing proteins. It reacts with sulfhydryl groups to form stable thioether bonds, enabling affinity capture and detection in proteomics and biochemical assays.

  • Thiol-specific labeling of cysteine residues for targeted modification.
  • Forms stable thioether bonds for irreversible protein labeling.
  • Enables affinity enrichment and sensitive detection of modified proteins.
  • Compatible with proteomics workflows and subcellular proteome analysis.
  • Supplied as a solid with high purity for research applications.

ENCOMPASS_PREFERRED
1,213

eMolecules​ 1353016-71-3 | DBCO-NHS ester | Combi-Blocks, Inc. | MFCD24386367 | 402.406 | C23H18N2O5 | 98.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 10g | 812579629

DBCO-NHS ester | Combi-Blocks, Inc. | 1353016-71-3 | MFCD24386367 | 402.406 | C23H18N2O5 | 98.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 10g | 812579629

ENCOMPASS_PREFERRED
1,214

eMolecules​ 943858-70-6 | Azidobutyric acid NHS ester | Broadpharm | MFCD22573606 | 226.192 | C8H10N4O4 | 95.000 | [N-]=[N+]=NCCCC(=O)ON1C(=O)CCC1=O | 1g | 779523832

Azidobutyric acid NHS ester | Broadpharm | 943858-70-6 | MFCD22573606 | 226.192 | C8H10N4O4 | 95.000 | [N-]=[N+]=NCCCC(=O)ON1C(=O)CCC1=O | 1g | 779523832

ENCOMPASS_PREFERRED
1,215

Medchemexpress LLC Ibrutinib-biotin | 1599432-18-4 | MFCD30496724 | 99.7% | 1097.37 | C56H80N12O9S | 10 MG
SDP

Ibrutinib-biotin is a biotinylated chemical probe derived from the BTK inhibitor ibrutinib. The probe links ibrutinib to a biotin tag via a long-chain linker, preserving low-nanomolar inhibitory potency against Bruton's tyrosine kinase while enabling affinity capture and target engagement studies. It is supplied as a high-purity solid and is also available as a DMSO solution for biochemical assays.

  • Biotin tag enables affinity capture and pull-down experiments.
  • Retains low-nanomolar BTK inhibitory potency for target engagement.
  • High purity suitable for biochemical and proteomic workflows.
  • Available as solid and as DMSO solution for assay flexibility.
  • Useful for mechanism-of-action studies and probe-based profiling.

ENCOMPASS_PREFERRED