CAS 159700-51-3

Fmoc-Cys(Npys)-OH

Description:

Fmoc-Cys(Npys)-OH, with the CAS number 159700-51-3, is a chemical compound that belongs to the class of amino acids, specifically a derivative of cysteine. It features a fluorenylmethyloxycarbonyl (Fmoc) protecting group, which is commonly used in peptide synthesis to protect the amino group of the amino acid. The compound also contains a nitrophenylsulfenyl (Npys) group, which is a thiol-reactive moiety that can facilitate the formation of disulfide bonds or participate in other chemical reactions involving thiols. This compound is typically utilized in the synthesis of peptides and proteins, particularly in the context of bioconjugation and the study of protein interactions. Its unique functional groups allow for selective reactivity, making it valuable in various biochemical applications. The stability of the Fmoc group under basic conditions and its ease of removal under acidic conditions are significant characteristics that enhance its utility in synthetic chemistry. Overall, Fmoc-Cys(Npys)-OH is an important tool in the field of peptide chemistry and biochemistry.

Fmoc-Cys(NPys)-OH

CAS: 159700-51-3

Npys allows site-directed disulfide bond formation, as it is cleaved by thiols.

Formula: C₂₃H₁₉N₃O₆S₂

Purity: 98.7%

Color and Shape: Yellow Powder

Molecular weight: 497.55

Ref: 01-4016999

Fmoc-cys(npys)-oh

CAS: 159700-51-3

Fmoc-cys(npys)-oh

Formula: C₂₃H₁₉N₃O₆S₂

Purity: 98%

Color and Shape: Solid

Molecular weight: 497.54346

Ref: 54-OR960649

FMOC-CYS(NPYS)-OH

CAS: 159700-51-3

Formula: C₂₃H₁₉N₃O₆S₂

Purity: 98%

Color and Shape: Solid

Molecular weight: 497.5435

Ref: IN-DA00B10Q

Fmoc-Cys(npys)-OH

CAS: 159700-51-3

Purity: 95+%

Molecular weight: 497.072

Ref: 10-F869638

Fmoc-Cys(NPys)-OH

CAS: 159700-51-3

Fmoc-Cys(NPys)-OH is a disulfide with a cyclic structure that can be used in the synthesis of peptides. It reacts efficiently with thiols to form stable, covalent bonds and can be used as an efficient ligation reagent for cyclic peptides. Fmoc-Cys(NPys)-OH is also useful for the synthesis of biomolecules because it has a systematic nature and does not react with other reactive groups on the molecule. It has been shown to have high reactivity towards oxytocin, which is important for its function in triggering labor contractions.

Formula: C₂₃H₁₉N₃O₆S₂

Purity: Min. 95%

Color and Shape: White Solid

Molecular weight: 497.55 g/mol

Ref: 3D-FF111428