MC-Val-Ala-PAB-PNP - Moligand™,≥97% , CAS No.1639939-40-4

CAS: 1639939-40-4 Cat. No.: M647249 Molecular Weight: 651.66
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥97%
Synonyms
4-((S)-2-((S)-2-(6-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)hexanamido)-3-methylbutanamido)propanamido)benzyl (4-nitrophenyl) carbonate
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
Size
Status
Price
Qty
5mg
M647249-5mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$19.90
25mg
M647249-25mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$49.90
100mg
M647249-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$137.90
500mg
M647249-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$399.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

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Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads 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.

Overview

MC-Val-Ala-PAB-PNP is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs)
In Vitro(for reference only):
ADCs are comprised of an antibody to which is attached an ADC cytotoxin through an ADC linker.
Form:  Solid
IC50& Target:  Protease Cleavable Cleavable

Specifications

Synonyms
4-((S)-2-((S)-2-(6-(2, 5-Dioxo-2, 5-dihydro-1H-pyrrol-1-yl)hexanamido)-3-methylbutanamido)propanamido)benzyl (4-nitrophenyl) carbonate
Specifications & Purity
Moligand™, ≥97%
Biochemical and Physiological Mechanisms
MC-Val-Ala-PAB-PNP is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
Storage
Protected from light, 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.
Grade
Moligand™
Purity
≥97%
Names and Identifiers
Canonical SmilesCC(C)C(C(=O)NC(C)C(=O)NC1=CC=C(C=C1)COC(=O)OC2=CC=C(C=C2)[N+](=O)[O-])NC(=O)CCCCCN3C(=O)C=CC3=O
IUPAC Name[4-[[(2S)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoylamino]-3-methylbutanoyl]amino]propanoyl]amino]phenyl]methyl (4-nitrophenyl) carbonate
InChIKeyQXMLUPPUFBNKRY-LGGPFLRQSA-N
INCHI1S/C32H37N5O10/c1-20(2)29(35-26(38)7-5-4-6-18-36-27(39)16-17-28(36)40)31(42)33-21(3)30(41)34-23-10-8-22(9-11-23)19-46-32(43)47-25-14-12-24(13-15-25)37(44)45/h8-17,20-21,29H,4-7,18-19H2,1-3H3,(H,33,42)(H,34,41)(H,35,38)/t21-,29-/m0/s1
Isomeric SMILES C[C@@H](C(=O)NC1=CC=C(C=C1)COC(=O)OC2=CC=C(C=C2)[N+](=O)[O-])NC(=O)[C@H](C(C)C)NC(=O)CCCCCN3C(=O)C=CC3=O
Molecular Weight 651.66

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 Valine and derivatives  N-acyl-alpha amino acids and derivatives  Alpha amino acid amides  Alanine and derivatives  Benzyloxycarbonyls  Nitrobenzenes  Anilides  N-arylamides  Nitroaromatic compounds  Phenoxy compounds  Maleimides  N-substituted carboxylic acid imides  Carbonic acid diesters  N-acyl amines  Dicarboximides  Pyrrolines  Secondary carboxylic acid amides  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Organic oxoazanium compounds  Carbonyl compounds  Hydrocarbon derivatives  Organic oxides  Organic salts  Organic zwitterions  Organopnictogen compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Alpha-dipeptide - Valine or derivatives - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - Alanine or derivatives - N-substituted-alpha-amino acid - Alpha-amino acid or derivatives - Benzyloxycarbonyl - Nitrobenzene - Anilide - Phenoxy compound - Nitroaromatic compound - N-arylamide - Maleimide - Monocyclic benzene moiety - Carbonic acid diester - Fatty amide - N-acyl-amine - Carboxylic acid imide, n-substituted - Fatty acyl - Benzenoid - Pyrroline - Carboxylic acid imide - Dicarboximide - Organic nitro compound - Secondary carboxylic acid amide - Carbonic acid derivative - C-nitro compound - Carboxamide group - Organoheterocyclic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic oxoazanium - Azacycle - Allyl-type 1,3-dipolar organic compound - Organic oxide - Organopnictogen compound - Hydrocarbon derivative - Carbonyl group - Organic zwitterion - Organic oxygen compound - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Organic salt - Aromatic heteromonocyclic 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





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.

3 results found

Lot NumberCertificate TypeDateItem
F2624621Certificate of AnalysisJun 25, 2026 M647249
F2615437Certificate of AnalysisJun 24, 2026 M647249
F2615439Certificate of AnalysisJun 24, 2026 M647249
Chemical and Physical Properties
SolubilityDMSO : 50 mg/mL (76.73 mM; Need ultrasonic)
Molecular Weight651.700 g/mol
XLogP33.300
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count10
Rotatable Bond Count17
Exact Mass651.254 Da
Monoisotopic Mass651.254 Da
Topological Polar Surface Area206.000 Ų
Heavy Atom Count47
Formal Charge0
Complexity1150.000
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
Documents & Articles
Solution Calculators
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