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  • 8.52100 - Fmoc-Lys(biotinyl-ε-aminocaproyl)-OH

8.52100 Sigma-Aldrich



Synonym: Fmoc-Lys(biotinyl-ε-aminocaproyl)-OH, N-α-Fmoc-N-ε-(biotinylcaproyl)-L-lysine

  • CAS Number 160158-05-4

  • Empirical Formula (Hill Notation) C37H49N5O7S

  • Molecular Weight 707.88



Quality Level   200
assay   ≥90.0% (HPLC)
  ≥98% (TLC)
form   powder
mfr. no.   Novabiochem®
functional group   Fmoc
storage conditions   Store below +30°C.


General description

A modified lysine derivative for the preparation of biotin-labeled peptides by Fmoc SPPS, in which the biotin is separated from the lysine side-chain by a 6 C-atom spacer.

The product number for this product was previously 04-12-1243.

To obtain a certificate of analysis (CoA) of a lot that begins with the letter “A”, please select the option in the right hand menu “Request a COA for Lot#s starting with A”.


Replaces: 04-12-1243

Analysis Note

Color (visual): white to slight yellow to beige
Appearance of substance (visual): powder
Identity (IR): passes test
Optical rotation α 25/D (c=1 in DMF): +11.5 - +16.0 °
Purity (TLC(CMA2)): ≥ 98 %
Assay (HPLC, area%): ≥ 90.0 % (a/a)
Solubility (100mg in 10 ml DMF): clearly soluble
This product can obtain up to 10% DMF in order to assure an ideal solubility.
For TLC-Systems see our General Catalog

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety & Documentation

Safety Information

Safety Information for this product is unavailable at this time.
Protocols & Articles


Biotinylation Reagents

Biotin-labeled peptides have many important applications in immunology and histochemistry, such as affinity purification1 and FRET-based flow cytometry2, solid-phase immunoassays3, and receptor local...
Keywords: Biotinylations, Immobilization, Immunology, Ligands, Normal-phase chromatography, Solvents

Solvent Systems for Thin-layer Chromatography of Novabiochem Products

The table below lists the solvent systems used for the thin-layer chromatography (TLC) assay of Novabiochem products. To determine the system used, just look up the solvent system code printed adjace...
Keywords: Chromatography, Solvents, Thin layer chromatography

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907251 H-L-Photo-lysine HCl, ≥98%
907383 Fmoc-L-Photo-Lysine, ≥95%

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