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C3300000

Cystine

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

L-Cystine, (R,R)-3,3′-Dithiobis(2-aminopropionicacid)

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About This Item

Linear Formula:
[-SCH2CH(NH2)CO2H]2
CAS Number:
56-89-3
Molecular Weight:
240.30
Beilstein:
1728094
MDL number:
MFCD00064228
UNSPSC Code:
41116107
PubChem Substance ID:
329775034
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

cystine

manufacturer/tradename

EDQM

mp

>240 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

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

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

InChI key

LEVWYRKDKASIDU-IMJSIDKUSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the Issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Cystine EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Philip J Hogg
Nature reviews. Cancer, 13(6), 425-431 (2013-05-11)
Protein action in nature is generally controlled by the amount of protein produced and by chemical modification of the protein, and both are often perturbed in cancer. The amino acid side chains and the peptide and disulphide bonds that bind
Serge-George Rosolen et al.
Advances in experimental medicine and biology, 775, 145-154 (2013-02-09)
In the 70s, the amino acid taurine was found essential for photoreceptor survival. Recently, we found that taurine depletion can also trigger retinal ganglion cell degeneration both in vitro and in vivo. Therefore, evaluation of taurine levels could be a
Ojore Benedict Valentine Oka et al.
Molecular cell, 50(6), 793-804 (2013-06-19)
ERdj5 is a member of the protein disulfide isomerase family of proteins localized to the endoplasmic reticulum (ER) of mammalian cells. To date, only a limited number of substrates for ERdj5 are known. Here we identify a number of endogenous
T Terada et al.
Archives of biochemistry and biophysics, 300(1), 495-500 (1993-01-01)
Low concentrations of cystamine and cystine inactivated human placenta glutathione S-transferase (GST-pi) in cytosolic fraction very effectively, as did the purified enzyme, through the thiol/disulfide exchange reaction. Mixed disulfide formation of GST-pi in cytosol was prevented by thioltransferase existing in
Anne C Conibear et al.
The Journal of biological chemistry, 288(15), 10830-10840 (2013-02-23)
θ-Defensins are ribosomally synthesized cyclic peptides found in the leukocytes of some primate species and have promising applications as antimicrobial agents and scaffolds for peptide drugs. The cyclic cystine ladder motif, comprising a cyclic peptide backbone and three parallel disulfide
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Protocols

GC Analysis of Amino Acids (as TBDMS Derivatives) on SLB®-5ms (20 m x 0.18 mm I.D., 0.18 μm), Fast GC Analysis

Separation of L-Alanine; Glycine; L-Valine; L-Leucine; L-Isoleucine; L-Proline; L-Methionine; L-Serine; L-Threonine; L-Phenylalanine; L-Aspartic acid; L-4-Hydroxyproline; L-Cysteine; L-Glutamic acid; L-Asparagine; L-Lysine; L-Glutamine; L-Histidine; L-Tyrosine; L-Tryptophan; L-Cystine

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