S-(Carboxymethyl)-D-cysteine - analytical standard, ≥95% , CAS No.50698-76-5

CAS: 50698-76-5 Cat. No.: S1050421 Molecular Weight: 179.200 EC Number: EINECS256-722-3
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GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. ≥95%
Storage
Room temperature
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25mg
S1050421-25mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$372.90
100mg
S1050421-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$799.90
1g
S1050421-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$2,354.90
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Why this grade

analytical standard, ≥95% Analytical standard for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

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

Specifications

Specifications & Purity
analytical standard, ≥95%
Storage
Room temperature
Grade
Analytical standard
Purity
≥95%
Names and Identifiers
Canonical SmilesC([C@H](C(=O)O)N)SCC(=O)O
IUPAC Name(2S)-2-amino-3-(carboxymethylsulfanyl)propanoic acid
InChIKeyGBFLZEXEOZUWRN-GSVOUGTGSA-N
INCHI1S/C5H9NO4S/c6-3(5(9)10)1-11-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10)/t3-/m1/s1
Molecular Weight 179.200

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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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 ParentCysteine and derivatives
Alternative Parents S-alkyl-L-cysteines  D-alpha-amino acids  Dicarboxylic acids and derivatives  Amino acids  Sulfenyl compounds  Dialkylthioethers  Carboxylic acids  Organic oxides  Monoalkylamines  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Cysteine or derivatives - S-alkyl-l-cysteine - Alpha-amino acid - D-alpha-amino acid - Dicarboxylic acid or derivatives - Amino acid - Carboxylic acid - Thioether - Sulfenyl compound - Dialkylthioether - Organic nitrogen compound - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Primary aliphatic amine - Organic oxygen compound - Amine - Organic oxide - Carbonyl group - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as cysteine and derivatives. These are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
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:
Chemical and Physical Properties
Molecular Weight179.200 g/mol
XLogP3-3.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count6
Rotatable Bond Count5
Exact Mass179.025 Da
Monoisotopic Mass179.025 Da
Topological Polar Surface Area126.000 Ų
Heavy Atom Count11
Formal Charge0
Complexity161.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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