L-Cystine hydrochloride

Base Information

• Chemical Name: L-Cystine hydrochloride
• CAS No.: 34760-60-6
• Deprecated CAS: 885456-68-8
• Molecular Formula: C₆H₁₂N₂O₄S₂*2ClH
• Molecular Weight: 313.226
• European Community (EC) Number: 252-196-4
• Mol file: 34760-60-6.mol

Synonyms:L-Cystine hydrochloride;34760-60-6;(2R,2'R)-3,3'-Disulfanediylbis(2-aminopropanoic acid) hydrochloride;L-Cystine (hydrochloride);L-Cystinehydrochloride;L-Cystine HCl;(2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid;hydrochloride;(2R)-2-amino-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}propanoic acid hydrochloride;438633-05-7;(2R,2'R)-3,3'-Disulfanediylbis(2-aminopropanoic acid) xhydrochloride;(2R,2R)-3,3-Disulfanediylbis(2-aminopropanoic acid) xhydrochloride;cystine hydrochloride;L-CYSTINE XHCL;SCHEMBL375415;IOCJWNPYGRVHLN-MMALYQPHSA-N;HY-W009356A;AKOS015847064;s10364;BS-16925;CS-0652078;NS00088167;EN300-255044;A874870

Chemical Property of L-Cystine hydrochloride

Chemical Property:

• Vapor Pressure: 4.62E-10mmHg at 25°C
• Boiling Point: 468.2oC at 760mmHg
• Flash Point: 237oC
• PSA: 6.48000
• Density: 1.520 g/cm3
• LogP: 4.99610
• Storage Temp.: 2-8°C
• Hydrogen Bond Donor Count: 5
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 7
• Exact Mass: 276.0005269
• Heavy Atom Count: 15
• Complexity: 192

Purity/Quality:

98% ^*data from raw suppliers

L-Cystine hydrochloride solution 10?mM amino acid in 0.1 M HCl, analytical standard ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: C(C(C(=O)O)N)SSCC(C(=O)O)N.Cl
• Isomeric SMILES: C([C@@H](C(=O)O)N)SSC[C@@H](C(=O)O)N.Cl

Technology Process of L-Cystine hydrochloride

There total 1 articles about L-Cystine hydrochloride which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 42.0%

l-cysteine hydrochloride (52-89-1) → L-cystine dihydrochloride (13059-63-7,30925-07-6,34760-60-6,55533-01-2,62152-64-1,90350-38-2)

Guidance literature:

With dihydrogen peroxide; sodium iodide; In water; at 20 ℃; for 1h;

DOI:10.1021/acs.joc.1c02608

Reference yield: 85.0%

di-tert-butyl dicarbonate (24424-99-5) + L-cystine dihydrochloride (13059-63-7,30925-07-6,34760-60-6,55533-01-2,62152-64-1,90350-38-2) → di-t-butoxycarbonyl-L-cystine (10389-65-8)

Guidance literature:

With potassium carbonate; In tetrahydrofuran; at 80 ℃; for 24h; Inert atmosphere;

DOI:10.1002/anie.201905905

Reference yield: 75.0%

L-cystine dihydrochloride (13059-63-7,30925-07-6,34760-60-6,55533-01-2,62152-64-1,90350-38-2) + Boc-Phe-ONSu (3674-06-4) → 3,3′-disulfanediylbis(2-(2-amino-3-phenylpropanamido)propanoic acid) dihydrochloride

Guidance literature:

L-cystine dihydrochloride; Boc-Phe-ONSu; With triethylamine; In N,N-dimethyl-formamide;

With hydrogenchloride; In 1,4-dioxane; dichloromethane; for 2h;

DOI:10.1021/acs.biomac.5b00680

upstream raw materials:

l-cysteine hydrochloride

Downstream raw materials:

S-Cyclohexylthio-L-cystein

C₂₀H₁₈N₄O₄S

di-t-butoxycarbonyl-L-cystine

N,N'-bis(tert-butoxy)carbonyl-L-cystine dimethyl ester

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