L-Cystine bis(ethyl ester) dihydrochloride - ≥97% , CAS No.22735-07-5

CAS: 22735-07-5 Cat. No.: L355051 Molecular Weight: 369.33 PubChem CID: 23619830
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(H-Cys-OEt)2·2HCl
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
L355051-5g
1

$69.90

$104.90
Save $35.00 (33.37%)
25g
L355051-25g
1

$242.90

$364.90
Save $122.00 (33.43%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
(H-Cys-OEt)2·2HCl
Specifications & Purity
≥97%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesCCOC(=O)C(CSSCC(C(=O)OCC)N)N.Cl.Cl
IUPAC Nameethyl (2R)-2-amino-3-[[(2R)-2-amino-3-ethoxy-3-oxopropyl]disulfanyl]propanoate;dihydrochloride
InChIKeyBDJZWSLXDLQPNZ-FOMWZSOGSA-N
INCHI1S/C10H20N2O4S2.2ClH/c1-3-15-9(13)7(11)5-17-18-6-8(12)10(14)16-4-2;;/h7-8H,3-6,11-12H2,1-2H3;2*1H/t7-,8-;;/m0../s1
Isomeric SMILES CCOC(=O)[C@H](CSSC[C@@H](C(=O)OCC)N)N.Cl.Cl
PubChem CID 23619830
Molecular Weight 369.33

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentAlpha amino acid esters
Alternative Parents Cysteine and derivatives  Dicarboxylic acids and derivatives  Dialkyldisulfides  Carboxylic acid esters  Sulfenyl compounds  Organic oxides  Monoalkylamines  Hydrochlorides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Alpha-amino acid ester - Cysteine or derivatives - Dicarboxylic acid or derivatives - Carboxylic acid ester - Organic disulfide - Dialkyldisulfide - Sulfenyl compound - Organic nitrogen compound - Hydrochloride - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Hydrocarbon derivative - Primary aliphatic amine - Organic oxide - Organic oxygen compound - Carbonyl group - Amine - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
B2427520Certificate of AnalysisFeb 04, 2024 L355051
B2427522Certificate of AnalysisFeb 04, 2024 L355051
B2427523Certificate of AnalysisFeb 04, 2024 L355051
B2427525Certificate of AnalysisFeb 04, 2024 L355051
Chemical and Physical Properties
Melt Point(°C)192° C
Molecular Weight369.300 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count8
Rotatable Bond Count11
Exact Mass368.04 Da
Monoisotopic Mass368.04 Da
Topological Polar Surface Area155.000 Ų
Heavy Atom Count20
Formal Charge0
Complexity240.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Solution Calculators
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