H-Ala-Ser-OH - ≥98% , CAS No.3303-41-1

CAS: 3303-41-1 Cat. No.: H356526 Molecular Weight: 176.17
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Alanine Serine dipeptide | MFCD00066028 | Ala-Ser | (2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxypropanoic acid | HY-P4244 | Alanine-Serine dipeptide | L-Ala-L-Ser | N-alanylserine | CHEBI:73394 | (S)-2-((S)-2-Amino-propionylamino)-3-hydroxy-propionic a
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
H356526-250mg
3

$239.90

$359.90
Save $120.00 (33.34%)
1g
H356526-1g
1

$297.90

$446.90
Save $149.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% 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
Alanine Serine dipeptide | MFCD00066028 | Ala-Ser | (2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxypropanoic acid | HY-P4244 | Alanine-Serine dipeptide | L-Ala-L-Ser | N-alanylserine | CHEBI:73394 | (S)-2-((S)-2-Amino-propionylamino)-3-hydroxy-propionic a
Specifications & Purity
≥98%
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
≥98%
Product Properties
pKapKₐ: 2.98 (Predicted), pKₐ: 8.68 (Predicted)
Ki DataSolute carrier family 15 member 2: Ki= 6 μM (human); Oligopeptide transporter small intestine isoform: Ki= 140 μM (human)
Names and Identifiers
Canonical SmilesCC(C(=O)NC(CO)C(=O)O)N
IUPAC Name(2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxypropanoic acid
InChIKeyIPWKGIFRRBGCJO-IMJSIDKUSA-N
INCHI1S/C6H12N2O4/c1-3(7)5(10)8-4(2-9)6(11)12/h3-4,9H,2,7H2,1H3,(H,8,10)(H,11,12)/t3-,4-/m0/s1
Isomeric SMILES C[C@@H](C(=O)N[C@@H](CO)C(=O)O)N
WGK Germany 3
Molecular Weight 176.17
Reaxy-Rn 1726191
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1726191&ln=

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 ParentDipeptides
Alternative Parents N-acyl-L-alpha-amino acids  Serine and derivatives  Alpha amino acid amides  Alanine and derivatives  Beta hydroxy acids and derivatives  Secondary carboxylic acid amides  Amino acids  Carboxylic acid salts  Monocarboxylic acids and derivatives  Carboxylic acids  Hydrocarbon derivatives  Monoalkylamines  Organic oxides  Carbonyl compounds  Organic salts  Organic zwitterions  Organopnictogen compounds  Primary alcohols  
Molecular FrameworkAliphatic acyclic compounds
Substituents Alpha-dipeptide - N-acyl-alpha amino acid or derivatives - N-acyl-alpha-amino acid - N-acyl-l-alpha-amino acid - Alpha-amino acid amide - Serine or derivatives - Alanine or derivatives - Alpha-amino acid or derivatives - Beta-hydroxy acid - Hydroxy acid - Amino acid or derivatives - Amino acid - Carboxylic acid salt - Secondary carboxylic acid amide - Carboxamide group - Carboxylic acid - Monocarboxylic acid or derivatives - Alcohol - Organonitrogen compound - Organooxygen compound - Primary alcohol - Primary aliphatic amine - Primary amine - Organic zwitterion - Organic salt - Hydrocarbon derivative - Carbonyl group - Organic oxide - Organopnictogen compound - Amine - Organic oxygen compound - Organic nitrogen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.
External Descriptors dipeptide
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
SLC15A1 Tchem Oligopeptide transporter small intestine isoform (922 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC15A2 Tchem Solute carrier family 15 member 2 (186 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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
E2413347Certificate of AnalysisApr 26, 2024 H356526
E2413348Certificate of AnalysisApr 26, 2024 H356526
E2413349Certificate of AnalysisApr 26, 2024 H356526
E2413350Certificate of AnalysisApr 26, 2024 H356526
Chemical and Physical Properties
Refractive Indexn20D1.53 (Predicted, tautomer)
Boil Point(°C)486.73° C at 760 mmHg (Predicted, tautomer)
Melt Point(°C)227.76° C (Predicted, tautomer)
Molecular Weight176.170 g/mol
XLogP3-4.300
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Exact Mass176.08 Da
Monoisotopic Mass176.08 Da
Topological Polar Surface Area113.000 Ų
Heavy Atom Count12
Formal Charge0
Complexity182.000
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 Count1
Solution Calculators
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