(-)-Cystine

CAS Registry Number®

56-89-3

CAS Name

(-)-Cystine

Molecular Formula

C6H12N2O4S2

Molecular Mass

240.30

Cite this Page

(-)-Cystine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=24645-67-8 (retrieved 2024-11-22) (CAS RN: 56-89-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    260.5 °C (decomp)

  • Density (2)

    1.677 g/cm³

Source(s)

Other Names and Identifiers

InChI

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)/t3-,4-/m0/s1

InChIKey

InChIKey=LEVWYRKDKASIDU-IMJSIDKUSA-N

SMILES

[C@H](CSSC[C@@H](C(O)=O)N)(C(O)=O)N

Canonical SMILES

O=C(O)C(N)CSSCC(N)C(=O)O

Other Names for this Substance

  • L-Cystine
  • Cystine, L-
  • Bis(β-amino-β-carboxyethyl) disulfide
  • Cystine acid
  • β,β′-Diamino-β,β′-dicarboxydiethyl disulfide

View All

Deleted or Replaced CAS Registry Numbers

24645-67-8, 154605-69-3

CAS INSIGHTSTM
Targeted protein degrader structure, illustration