852022 | Fmoc-Cys(tButhio)-OH

852022
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      Overview

      Replacement Information

      Key Spec Table

      CAS #EC NumberHill FormulaMolar Mass
      73724-43-3277-574-6C₂₂H₂₅NO₄S₂431.57 g/mol

      Pricing & Availability

      Catalogue NumberAvailability Packaging Qty/Pack Price Quantity
      8520220005
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          Plastic bottle 5 g
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          8520220025
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              Plastic bottle 25 g
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              Description
              Catalogue Number852022
              Replaces04-12-1041
              Brand Family Novabiochem®
              Alternate Names
              • N-α-Fmoc-S-t.-butylthio-L-cysteine
              Background InformationThe t-Buthio group can be selectively removed using thiols [1] or tributylphosphine[2, 3]. This protecting group is stable to TFA if thiol scavengers are not used.

              The product number for this product was previously 04-12-1041.

              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".
              References
              Product Information
              CAS number73724-43-3
              EC number277-574-6
              Hill FormulaC₂₂H₂₅NO₄S₂
              Molar Mass431.57 g/mol
              HS Code2930 90 16
              Structure formula ImageStructure formula Image
              Applications
              ApplicationFmoc-Cys(tButhio)-OH Novabiochem®. CAS 73724-43-3, molar mass 431.57 g/mol.
              Biological Information
              Physicochemical Information
              Melting Point69 - 79 °C
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              Storage class10 - 13 Other liquids and solids
              WGKWGK 2 water endangering
              Safety Information
              Product Usage Statements
              Storage and Shipping Information
              StorageStore at -15°C to -25°C.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              Color (visual)white to slight yellow to beige
              Appearance of substance (visual)powder
              Identity (IR)passes test
              Purity (TLC(011B))≥ 98 %
              Purity (TLC(0811))≥ 98 %
              Enantiomeric purity≥ 99.5 % (a/a)
              Assay (HPLC, area%)≥ 97.0 % (a/a)
              Solubility (1 mmole in 2 ml DMF)clearly soluble
              Assay (acidimetric)≥ 95.0 %
              Water (K. F.)≤ 2.00 %
              For TLC-Systems see our General Catalog

              Documentation

              SDS

              Title

              Safety Data Sheet (SDS) 

              Certificates of Analysis

              Product Number PackagingSpecificationLot Number
              8520220005 Plastic bottlePDF Specification Document
              8520220025 Plastic bottlePDF Specification Document

              Citations

              Title
              • [1] U. Weber & P. Hartter (1970) Hoppe-Seyler's Z. Physiol. Chem., 351, 1384.
              • [2] U. T. Ruegg & H. G. Gattner (1975) Hoppe-Seyler's Z. Physiol. Chem., 356, 1527.
              • [3] N. J. C. Beekman, et al. (1997) J. Peptide Res., 50, 357.