Arg-Phe-Asp-Ser - ≥98% , CAS No.102567-19-1

CAS: 102567-19-1 Cat. No.: A101726 Molecular Weight: 523.54 PubChem CID: 10346696
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
RFDS;L-Arginyl-L-phenylalanyl-L-alpha-aspartyl-L-serine;H-Arg-Phe-Asp-Ser-OH
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
A101726-5mg
3

$9.90

$14.90
Save $5.00 (33.56%)
25mg
A101726-25mg
3

$16.90

$25.90
Save $9.00 (34.75%)
100mg
A101726-100mg
2

$51.90

$77.90
Save $26.00 (33.38%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
RFDS;L-Arginyl-L-phenylalanyl-L-alpha-aspartyl-L-serine;H-Arg-Phe-Asp-Ser-OH
Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)CC(C(=O)NC(CC(=O)O)C(=O)NC(CO)C(=O)O)NC(=O)C(CCCN=C(N)N)N
IUPAC Name(3S)-3-[[(2S)-2-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-3-phenylpropanoyl]amino]-4-[[(1S)-1-carboxy-2-hydroxyethyl]amino]-4-oxobutanoic acid
InChIKeySAGYNNXCQOFQHW-VGWMRTNUSA-N
INCHI1S/C22H33N7O8/c23-13(7-4-8-26-22(24)25)18(33)27-14(9-12-5-2-1-3-6-12)19(34)28-15(10-17(31)32)20(35)29-16(11-30)21(36)37/h1-3,5-6,13-16,30H,4,7-11,23H2,(H,27,33)(H,28,34)(H,29,35)(H,31,32)(H,36,37)(H4,24,25,26)/t13-,14-,15-,16-/m0/s1
Isomeric SMILES C1=CC=C(C=C1)C[C@@H](C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CO)C(=O)O)NC(=O)[C@H](CCCN=C(N)N)N
WGK Germany 3
PubChem CID 10346696
Molecular Weight 523.54

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 Peptides
Direct ParentOligopeptides
Alternative Parents Phenylalanine and derivatives  Aspartic acid and derivatives  N-acyl-L-alpha-amino acids  Serine and derivatives  Alpha amino acid amides  Amphetamines and derivatives  Beta hydroxy acids and derivatives  N-acyl amines  Dicarboxylic acids and derivatives  Secondary carboxylic acid amides  Amino acids  Guanidines  Propargyl-type 1,3-dipolar organic compounds  Carboxylic acids  Carboximidamides  Carbonyl compounds  Hydrocarbon derivatives  Monoalkylamines  Organic oxides  Primary alcohols  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alpha-oligopeptide - Phenylalanine or derivatives - Aspartic acid or derivatives - N-acyl-l-alpha-amino acid - N-acyl-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - Serine or derivatives - N-substituted-alpha-amino acid - Alpha-amino acid or derivatives - Amphetamine or derivatives - Beta-hydroxy acid - Monocyclic benzene moiety - Dicarboxylic acid or derivatives - Fatty amide - Hydroxy acid - N-acyl-amine - Fatty acyl - Benzenoid - Amino acid or derivatives - Amino acid - Secondary carboxylic acid amide - Guanidine - Carboxamide group - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Carboximidamide - Carboxylic acid - Organonitrogen compound - Organic nitrogen compound - Organic oxygen compound - Carbonyl group - Hydrocarbon derivative - Alcohol - Organooxygen compound - Primary alcohol - Primary amine - Organic oxide - Primary aliphatic amine - Amine - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as oligopeptides. These are organic compounds containing a sequence of between three and ten alpha-amino acids joined by peptide bonds.
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.

2 results found

Lot NumberCertificate TypeDateItem
C1801055Certificate of AnalysisOct 14, 2025 A101726
E1625047Certificate of AnalysisJan 15, 2024 A101726
Chemical and Physical Properties
Molecular Weight523.500 g/mol
XLogP3-5.300
Hydrogen Bond Donor Count9
Hydrogen Bond Acceptor Count10
Rotatable Bond Count16
Exact Mass523.239 Da
Monoisotopic Mass523.239 Da
Topological Polar Surface Area273.000 Ų
Heavy Atom Count37
Formal Charge0
Complexity828.000
Isotope Atom Count0
Defined Atom Stereocenter Count4
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Xi-Tian Peng, Bi-Feng Yuan, Yu-Qi Feng.  (2011)  Grafting of silica with a hydrophilic triol acrylamide polymer via surface-initiated “grafting from” method for hydrophilic-interaction chromatography.  JOURNAL OF SEPARATION SCIENCE,  34  (22): (3123-3130).  [PMID:21998034] [10.1002/jssc.201100570]
Solution Calculators
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