Mc-Val-Cit-PABC-PNP - ≥97% , CAS No.159857-81-5

CAS: 159857-81-5 Cat. No.: M404734 Molecular Weight: 737.77
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
MC-Val-Cit-PAB-PNP | MFCD22200431 | BP-23292 | HY-20336 | 4-((S)-2-((S)-2-(6-(2,5-dioxo-2,5-dihydro-1H-pyrrol-yl)hexanamido)-3-methylbutanamido)-5-ureidopentanamido)benzyl 4-nitrophenyl carbonate | MC-VC-PAB-PNP | L-Ornithinamide, N-[6-(2,5-dihydro-2,5-di
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
Size
Status
Price
Qty
100mg
M404734-100mg
2
$39.90
250mg
M404734-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$79.90
500mg
M404734-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$139.90
1g
M404734-1g
1
$229.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% 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.

Overview

Mc-Val-Cit-PABC-PNP is a cathepsin cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Specifications

Synonyms
MC-Val-Cit-PAB-PNP | MFCD22200431 | BP-23292 | HY-20336 | 4-((S)-2-((S)-2-(6-(2, 5-dioxo-2, 5-dihydro-1H-pyrrol-yl)hexanamido)-3-methylbutanamido)-5-ureidopentanamido)benzyl 4-nitrophenyl carbonate | MC-VC-PAB-PNP | L-Ornithinamide, N-[6-(2, 5-dihydro-2, 5-di
Specifications & Purity
≥97%
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
≥97%
Names and Identifiers
Pubchem Sid528765604
Canonical SmilesCC(C)C(C(=O)NC(CCCNC(=O)N)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)-5-(carbamoylamino)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoylamino]-3-methylbutanoyl]amino]pentanoyl]amino]phenyl]methyl (4-nitrophenyl) carbonate
InChIKeyHYSPJPGXSALJRR-DHIFEGFHSA-N
INCHI1S/C35H43N7O11/c1-22(2)31(40-28(43)8-4-3-5-20-41-29(44)17-18-30(41)45)33(47)39-27(7-6-19-37-34(36)48)32(46)38-24-11-9-23(10-12-24)21-52-35(49)53-26-15-13-25(14-16-26)42(50)51/h9-18,22,27,31H,3-8,19-21H2,1-2H3,(H,38,46)(H,39,47)(H,40,43)(H3,36,37,48)/t27-,31-/m0/s1
Isomeric SMILES CC(C)[C@@H](C(=O)N[C@@H](CCCNC(=O)N)C(=O)NC1=CC=C(C=C1)COC(=O)OC2=CC=C(C=C2)[N+](=O)[O-])NC(=O)CCCCCN3C(=O)C=CC3=O
Molecular Weight 737.77
Reaxy-Rn 39669220
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=39669220&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 Valine and derivatives  N-acyl-alpha amino acids and derivatives  Alpha amino acid amides  Benzyloxycarbonyls  Anilides  Nitrobenzenes  Phenoxy compounds  N-arylamides  Nitroaromatic compounds  Maleimides  Carbonic acid diesters  N-acyl amines  N-substituted carboxylic acid imides  Pyrrolines  Dicarboximides  Secondary carboxylic acid amides  Ureas  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Organic oxoazanium compounds  Organic salts  Organic zwitterions  Organopnictogen compounds  Hydrocarbon derivatives  Carbonyl compounds  Organic oxides  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Alpha-dipeptide - Valine or derivatives - N-acyl-alpha amino acid or derivatives - Alpha-amino acid amide - 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 - Urea - 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.

7 results found

Lot NumberCertificate TypeDateItem
L2515485Certificate of AnalysisNov 13, 2025 M404734
L2518481Certificate of AnalysisNov 13, 2025 M404734
L2518483Certificate of AnalysisNov 13, 2025 M404734
H2521110Certificate of AnalysisAug 25, 2025 M404734
I2216233Certificate of AnalysisJun 16, 2025 M404734
I2216232Certificate of AnalysisJun 16, 2025 M404734
C2520339Certificate of AnalysisJun 05, 2022 M404734
Chemical and Physical Properties
SensitivityLight Sensitive,Moisture Sensitive,Heat Sensitive
Melt Point(°C)171 °C(dec.)
Molecular Weight737.800 g/mol
XLogP32.400
Hydrogen Bond Donor Count5
Hydrogen Bond Acceptor Count11
Rotatable Bond Count21
Exact Mass737.302 Da
Monoisotopic Mass737.302 Da
Topological Polar Surface Area261.000 Ų
Heavy Atom Count53
Formal Charge0
Complexity1320.000
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
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.