Cas no 6020-39-9 (meso-cystine)

meso-cystine structure
meso-cystine structure
Product Name:meso-cystine
CAS No:6020-39-9
MF:C6H12N2O4S2
MW:240.300478935242
CID:951396
PubChem ID:6991966
Update Time:2025-04-19

meso-cystine Chemical and Physical Properties

Names and Identifiers

    • meso-cystine
    • cystine powder; Mesocystine; AM81643; 35S-cystine; PDSP2_001252; PDSP1_001268; cysteine disulfide; Cystine, meso-; Meso-cystine [MI]; meso-Cystine; UNII-KQY8R188E2; D,L-cystine;
    • (2S)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid
    • Meso-cystine [MI]
    • 6020-39-9
    • H-(Cys)2-OH
    • AKOS026676666
    • AM81643
    • PDSP2_001252
    • KQY8R188E2
    • J-521636
    • Mesocystine
    • (2R)-2-amino-3-{[(2S)-2-amino-2-carboxyethyl]disulfanyl}propanoic acid
    • L(-)-Cystin
    • (S)-2-amino-3-(((R)-2-amino-2-carboxyethyl)disulfanyl)propanoic acid
    • UNII-KQY8R188E2
    • DTXSID90208952
    • Cystine, meso-
    • Q27282385
    • cystine
    • SCHEMBL127805
    • PDSP1_001268
    • Inchi: 1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)
    • InChI Key: LEVWYRKDKASIDU-UHFFFAOYSA-N
    • SMILES: NC(C(=O)O)CSSCC(C(=O)O)N

Computed Properties

  • Exact Mass: 240.02384922g/mol
  • Monoisotopic Mass: 240.02384922g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 4
  • Hydrogen Bond Acceptor Count: 8
  • Heavy Atom Count: 14
  • Rotatable Bond Count: 7
  • Complexity: 192
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 2
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: -6.3
  • Topological Polar Surface Area: 177?2

Experimental Properties

  • Density: 1.5416 (rough estimate)
  • Melting Point: 200To218℃(decomposition). use to Mesocystine(6020-39-9)Ofuse to:
  • Refractive Index: 1.6000 (estimate)

meso-cystine Pricemore >>

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