Cysteine and derivatives for biochemistry, cell culture and polypeptide synthesis.
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Fmoc-S-xanthyl-L-cysteine

  General Details CAS # 186829-25-4 SMILES C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)NC(CSC4C5=CC=CC=C5OC6=CC=CC=C46)C(=O)O Chemical Purity Purity by HPLC Greater or equal to 98% Molecular Formula C31H25NO5S Chemical Formula Formula Weight Reaction None Note None Physical...
$243.10
Chem-ImpexChem-impex Achived

Fmoc-S-acetamidomethyl-L-cysteine N-hydroxysuccinimide ester

  General Details CAS # 182410-75-9 SMILES CC(=O)NCSCC(C(=O)ON1C(=O)CCC1=O)NC(=O)OCC2C3=CC=CC=C3C4=CC=CC=C24 Chemical Purity Purity by HPLC Greater or equal to 98% Molecular Formula C25H25N3O7S Chemical Formula Formula Weight Reaction None Note None Physical...
$102.50
Chem-ImpexChem-impex Achived

Fmoc-S-tert-butoxycarbonylmethyl-L-cysteine

  General Details CAS # 269730-62-3 SMILES CC(C)(C)OC(=O)CSCC(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13 Chemical Purity Purity by HPLC Greater or equal to 97% Molecular Formula C24H27NO6S Chemical Formula Formula Weight Reaction None Note None Physical...
$231.80
Chem-ImpexChem-impex Achived

Fmoc-S-4-methyltrityl-L-cysteine

  General Details CAS # 269067-38-1 SMILES CC1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)SCC(C(=O)O)NC(=O)OCC4C5=CC=CC=C5C6=CC=CC=C46 Chemical Purity Purity by HPLC Greater or equal to 98% Molecular Formula C38H33NO4S Chemical Formula Formula Weight Reaction None Note None Physical...
$32.10
Chem-ImpexChem-impex Achived

Boc-S-tert-butyl-L-cysteine dicyclohexylammonium salt

  General Details CAS # 60143-30-8 SMILES CC(C)(C)OC(=O)NC(CSC(C)(C)C)C(=O)O.C1CCC(CC1)NC2CCCCC2 Chemical Purity Purity by HPLC Greater or equal to 98% Molecular Formula C12H23NO4S·C12H23N Chemical Formula Formula Weight Reaction None Note None Physical...
$256.60
Chem-ImpexChem-impex Achived

Fmoc-S-sulfo-L-cysteine disodium

  General Details CAS # 163558-30-3 SMILES C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)NC(CSS(=O)(=O)[O-])C(=O)[O-].[Na+].[Na+] Chemical Purity Assay Greater or equal to 94% (Elemental analysis based on Carbon content) || Purity by HPLC Greater or equal to...
$154.90