Mal-PEG2-NHS ester , CAS No.1433997-01-3

CAS: 1433997-01-3 Cat. No.: M412495 Molecular Weight: 354.31 EC Number: 813-104-3
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Synonyms
C70364 | SY034983 | AKOS027256652 | MFCD24539465 | LCZC2668 | Mal-PEG2-NHS ester | HY-126504 | 1433997-01-3 | SCHEMBL13525074 | A902388 | 2,5-dioxopyrrolidin-1-yl 3-(2-(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy)ethoxy)propanoate | 2,5-dioxopyrrolidin
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
Application
227,228,229
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
500mg
M412495-500mg
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C 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

Information

Mal-PEG2-NHS ester is a non-cleavable ADC linker consists of a Maleimide group, 2-unit PEG and an NHS ester.

Specifications

Synonyms
C70364 | SY034983 | AKOS027256652 | MFCD24539465 | LCZC2668 | Mal-PEG2-NHS ester | HY-126504 | 1433997-01-3 | SCHEMBL13525074 | A902388 | 2, 5-dioxopyrrolidin-1-yl 3-(2-(2-(2, 5-dioxo-2, 5-dihydro-1H-pyrrol-1-yl)ethoxy)ethoxy)propanoate | 2, 5-dioxopyrrolidin
Biochemical and Physiological Mechanisms
Mal-PEG2-NHS ester is a non-cleavable ADC linker consists of a Maleimide group, 2-unit PEG and an NHS ester.
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.
Names and Identifiers
Canonical SmilesC1CC(=O)N(C1=O)OC(=O)CCOCCOCCN2C(=O)C=CC2=O
IUPAC Name(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2,5-dioxopyrrol-1-yl)ethoxy]ethoxy]propanoate
InChIKeyKMEJZQCDHANYJV-UHFFFAOYSA-N
INCHI1S/C15H18N2O8/c18-11-1-2-12(19)16(11)6-8-24-10-9-23-7-5-15(22)25-17-13(20)3-4-14(17)21/h1-2H,3-10H2
Isomeric SMILES C1CC(=O)N(C1=O)OC(=O)CCOCCOCCN2C(=O)C=CC2=O
Molecular Weight 354.31
Reaxy-Rn 31844514
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=31844514&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPyrrolidines
SubclassPyrrolidones
Intermediate Tree Nodes Not available
Direct ParentMaleimides
Alternative Parents Pyrrolidine-2-ones  N-substituted carboxylic acid imides  Pyrrolines  Dicarboximides  Tertiary amines  Lactams  Amino acids and derivatives  Monocarboxylic acids and derivatives  Dialkyl ethers  Azacyclic compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Maleimide - Carboxylic acid imide, n-substituted - 2-pyrrolidone - Carboxylic acid imide - Dicarboximide - Pyrroline - Tertiary amine - Amino acid or derivatives - Lactam - Azacycle - Carboxylic acid derivative - Dialkyl ether - Ether - Monocarboxylic acid or derivatives - Carbonyl group - Amine - Organic oxide - Organic oxygen compound - Hydrocarbon derivative - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as maleimides. These are compounds containing a 2,5-pyrroledione moiety.
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:
Chemical and Physical Properties
SolubilitySolubility (25°C) In vitro      
Molecular Weight354.310 g/mol
XLogP3-1.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count8
Rotatable Bond Count11
Exact Mass354.106 Da
Monoisotopic Mass354.106 Da
Topological Polar Surface Area120.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity566.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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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