Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Cysteinyldopa
RN: 19641-92-0
UNII: 6I8HV27IUT
InChIKey: SXISMOAILJWTID-UHFFFAOYSA-N

Note

  • Found in large amounts in the plasma and urine of patients with malignant melanoma. It is therefore used in the diagnosis of melanoma and for the detection of postoperative metastases. Cysteinyldopa is believed to be formed by the rapid enzymatic hydrolysis of 5-S-glutathionedopa found in melanin-producing cells.

Molecular Formula

  • C12-H16-N2-O6-S

Molecular Weight

  • 316.332
 
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Cysteinyldopa

MeSH Heading

  • Cysteinyldopa

Synonym

  • UNII-6I8HV27IUT

Systematic Name

  • L-Tyrosine, 3-((2-amino-2-carboxyethyl)thio)-5-hydroxy-, (R)-

Registry Numbers

CAS Registry Number

  • 19641-92-0

FDA UNII

  • 6I8HV27IUT

System Generated Number

  • 0019641920

Structure Descriptors

InChI

1S/C12H16N2O6S/c13-6(11(17)18)1-5-2-8(15)10(16)9(3-5)21-4-7(14)12(19)20/h2-3,6-7,15-16H,1,4,13-14H2,(H,17,18)(H,19,20)

InChIKey

SXISMOAILJWTID-UHFFFAOYSA-N

Smiles

c1(cc(cc(c1O)O)C[C@@H](C(O)=O)N)SC[C@@H](C(O)=O)N