(-)-Cystine
CAS Registry Number®
56-89-3
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CAS Name
(-)-CystineMolecular Formula
C6H12N2O4S2Molecular Mass
240.30Cite this Page
(-)-Cystine. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=56-89-3 (retrieved ) (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)
- (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
- (2) Steinrauf, L. K.; Acta Crystallographica, (1956), 9, 539, CAplus
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
Deleted or Replaced CAS Registry Numbers
24645-67-8, 154605-69-3
