Z-Phe-Ala-OH - ≥95% , CAS No.21881-18-5

CAS: 21881-18-5 Cat. No.: Z192081 Molecular Weight: 370.41
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
InChI=1/C7H6Cl2O/c1-10-7-3-2-5(8)4-6(7)9/h2-4H,1H | L-Alanine, N-(N-((phenylmethoxy)carbonyl)-D-phenylalanyl)- | SCHEMBL5484209 | N-carbobenzoxyphenylalanyl-alanine | Z-Phe-ala | N-Benzyloxycarbonylphenylalanylalanine | DS-14553 | Cbz-Phe-Ala-OH | MFCD000
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
Z192081-250mg
3

$10.90

$16.90
Save $6.00 (35.50%)
1g
Z192081-1g
3

$33.90

$50.90
Save $17.00 (33.40%)
5g
Z192081-5g
3

$82.90

$124.90
Save $42.00 (33.63%)
25g
Z192081-25g
2

$248.90

$373.90
Save $125.00 (33.43%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥95% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Z-Phe-Ala-OH is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

Purpose:

Cathepsin A substrate

Specifications

Synonyms
InChI=1/C7H6Cl2O/c1-10-7-3-2-5(8)4-6(7)9/h2-4H, 1H | L-Alanine, N-(N-((phenylmethoxy)carbonyl)-D-phenylalanyl)- | SCHEMBL5484209 | N-carbobenzoxyphenylalanyl-alanine | Z-Phe-ala | N-Benzyloxycarbonylphenylalanylalanine | DS-14553 | Cbz-Phe-Ala-OH | MFCD000
Specifications & Purity
≥95%
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
≥95%
Names and Identifiers
Canonical SmilesCC(C(=O)O)NC(=O)C(CC1=CC=CC=C1)NC(=O)OCC2=CC=CC=C2
IUPAC Name(2S)-2-[[(2S)-3-phenyl-2-(phenylmethoxycarbonylamino)propanoyl]amino]propanoic acid
InChIKeyLEJTXQOVOPDGHS-YOEHRIQHSA-N
INCHI1S/C20H22N2O5/c1-14(19(24)25)21-18(23)17(12-15-8-4-2-5-9-15)22-20(26)27-13-16-10-6-3-7-11-16/h2-11,14,17H,12-13H2,1H3,(H,21,23)(H,22,26)(H,24,25)/t14-,17-/m0/s1
Isomeric SMILES C[C@@H](C(=O)O)NC(=O)[C@H](CC1=CC=CC=C1)NC(=O)OCC2=CC=CC=C2
Molecular Weight 370.41

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 Phenylalanine and derivatives  N-acyl-L-alpha-amino acids  Alpha amino acid amides  Alanine and derivatives  Amphetamines and derivatives  Benzyloxycarbonyls  Fatty amides  Carbamate esters  Secondary carboxylic acid amides  Organic carbonic acids and derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Carbonyl compounds  Hydrocarbon derivatives  Organic oxides  Organonitrogen compounds  Organopnictogen compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alpha-dipeptide - Phenylalanine or derivatives - N-acyl-alpha-amino acid - N-acyl-l-alpha-amino acid - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - Alanine or derivatives - N-substituted-alpha-amino acid - Alpha-amino acid or derivatives - Amphetamine or derivatives - Benzyloxycarbonyl - Fatty amide - Monocyclic benzene moiety - Fatty acyl - Benzenoid - Carbamic acid ester - Carbonic acid derivative - Carboxamide group - Secondary carboxylic acid amide - Monocarboxylic acid or derivatives - Carboxylic acid - Organic nitrogen compound - Organonitrogen compound - Carbonyl group - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Aromatic homomonocyclic 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 Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CTSB Tchem Cathepsin B (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CTSB Tchem Cathepsin B (3822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Alpha-chymotrypsin (819 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
J2515614Certificate of AnalysisAug 11, 2025 Z192081
J2515615Certificate of AnalysisAug 11, 2025 Z192081
J2515616Certificate of AnalysisAug 11, 2025 Z192081
J2515742Certificate of AnalysisAug 11, 2025 Z192081
Chemical and Physical Properties
Molecular Weight370.400 g/mol
XLogP31.800
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count9
Exact Mass370.153 Da
Monoisotopic Mass370.153 Da
Topological Polar Surface Area105.000 Ų
Heavy Atom Count27
Formal Charge0
Complexity499.000
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
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.