33562

N,N′-Dibenzoyl-L-cystine

98%

• Empirical Formula (Hill Notation): C₂₀H₂₀N₂O₆S₂
• CAS Number: 25129-20-8
• Molecular Weight: 448.51
• Beilstein/REAXYS Number: 2068210
• EC Number: 246-640-6
• MDL number: MFCD00063220
• UNSPSC Code: 12352209
• PubChem Substance ID: 57648865
• NACRES: NA.22

Properties

• assay: 98%
• form: powder
• optical activity: [α]20/D −215±8°, c = 1% in ethanol
• reaction suitability: reaction type: solution phase peptide synthesis
• mp: 195-200 °C (dec.)
• application(s): peptide synthesis
• SMILES string: OC(=O)[C@H](CSSC[C@H](NC(=O)c1ccccc1)C(O)=O)NC(=O)c2ccccc2
• InChI: 1S/C20H20N2O6S2/c23-17(13-7-3-1-4-8-13)21-15(19(25)26)11-29-30-12-16(20(27)28)22-18(24)14-9-5-2-6-10-14/h1-10,15-16H,11-12H2,(H,21,23)(H,22,24)(H,25,26)(H,27,28)/t15-,16-/m0/s1
• InChI key: GUTXMPQWQSOAIY-HOTGVXAUSA-N

Description

Application

Reactant involved in:

• Synthesis of integrin antagonists
• Dissipative self-assembly of molecular gelator using chemical fuel
• Synthesis of crosslinkable hydrogel for proliferation of encapsulated human derm fibroblast
• Analysis for use as metallo-β-lactamase inhibitors
• Amplification of bifunctional disulfide ligands for calmodulin

Other Notes

Chiral modifier of LiBH₄ for enantioselective reductions of aromatic, heteroaromatic and unsaturated ketones to alcohols[1][2][3][4]

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)