L-Cysteinyl-L-cysteine

Basic Information

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CAS Number

18048-87-8

Molecular Formula

C6H12N2O3S2

Molecular Weight

224.31 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Physical Properties

SMILES

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C(C(C(=O)NC(CS)C(=O)O)N)S

InChI

InChI=1S/C6H12N2O3S2/c7-3(1-12)5(9)8-4(2-13)6(10)11/h3-4,12-13H,1-2,7H2,(H,8,9)(H,10,11)/t3-,4-/m0/s1

InChIKey

OABOXRPGTFRBFZ-IMJSIDKUSA-N

LogP

-1.2572999999999996

Topological Polar Surface Area

92.42 Å²

Hydrogen Bond Donor/Acceptor

4 / 5

Complexity

200

Synonyms & References

English

N-(2-Amino-1-hydroxy-3-sulfanylpropylidene)cysteine
CHEBI:131608
Cys-cys
SCHEMBL296933
AKOS040751366
H-L-Cys-L-Cys-OH
(2R)-2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]-3-sulfanylpropanoic acid
H-Cys-Cys-OH
Q27225218
L-Cysteine, N-L-cysteinyl-
cysteinyl-cysteine
L-Cys-L-Cys
L-cysteinyl-L-cysteine
DTXSID70939338
18048-87-8
Cysteinylcysteine
L-Cysteine,L-cysteinyl-
cysteinylcysteine
Cysteinyl-cystein
L-Cysteine,N-L-cysteinyl
N-L-Cysteinyl-L-cystein
N-L-cysteinyl-L-cysteine

FAQ

What are the physical and chemical properties of L-Cysteinyl-L-cysteine (CAS: 18048-87-8)?

L-Cysteinyl-L-cysteine (CAS: 18048-87-8) is a white crystalline powder with a molecular weight of approximately 283.38 g/mol. It has a high solubility in water and is slightly soluble in ethanol. This compound is highly reactive, particularly towards nucleophiles, and can participate in condensation and addition reactions.

How is L-Cysteinyl-L-cysteine (CAS: 18048-87-8) typically synthesized?

L-Cysteinyl-L-cysteine (CAS: 18048-87-8) is synthesized through a condensation reaction of L-cysteine with itself, often catalyzed by a dehydrating agent such as dicyclohexylcarbodiimide (DCC). The reaction typically yields a high selectivity and good yield, making it a common route for industrial production.

What industries use L-Cysteinyl-L-cysteine (CAS: 18048-87-8)?

L-Cysteinyl-L-cysteine (CAS: 18048-87-8) finds applications in various industries including pharmaceuticals, where it acts as a precursor for the synthesis of peptides and proteins; in polymer chemistry for the modification of polymers; in sensor technology, where it is used for detecting reducing sugars; and in the semiconductor industry, where it is employed in the fabrication of certain electronic components.

What precautions should be taken when handling L-Cysteinyl-L-cysteine (CAS: 18048-87-8)?

When handling L-Cysteinyl-L-cysteine (CAS: 18048-87-8), proper personal protective equipment (PPE) such as gloves, goggles, and a lab coat should be worn. Work should be conducted in a fume hood to minimize inhalation risks. Spills should be cleaned up carefully to avoid skin contact. Refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.