m-PEG4-Mal - ≥98% , CAS No.1263044-81-0

CAS: 1263044-81-0 Cat. No.: M596813 Molecular Weight: 358.39
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
M596813-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$74.90
250mg
M596813-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$319.90
1g
M596813-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$649.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,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

m-PEG4-Mal is a PEG derivative containing a maleimide group. The maleimide group will react with a thiol group to form a covalent bond, enabling the connection of biomolecule with a thiol. The hydrophilic PEG spacer increases solubility in aqueous media.

Specifications

Specifications & Purity
≥98%
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.
Purity
≥98%
Names and Identifiers
Canonical SmilesCOCCOCCOCCOCCNC(=O)CCN1C(=O)C=CC1=O
IUPAC Name3-(2,5-dioxopyrrol-1-yl)-N-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethyl]propanamide
InChIKeyDOHTYEHHGXSUJO-UHFFFAOYSA-N
INCHI1S/C16H26N2O7/c1-22-8-9-24-12-13-25-11-10-23-7-5-17-14(19)4-6-18-15(20)2-3-16(18)21/h2-3H,4-13H2,1H3,(H,17,19)
Isomeric SMILES COCCOCCOCCOCCNC(=O)CCN1C(=O)C=CC1=O
Molecular Weight 358.39
Reaxy-Rn 41214101
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=41214101&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
SuperclassOrganoheterocyclic compounds
ClassPyrrolidines
SubclassPyrrolidones
Intermediate Tree Nodes Not available
Direct ParentMaleimides
Alternative Parents N-substituted carboxylic acid imides  Pyrrolines  Dicarboximides  Tertiary amines  Secondary carboxylic acid amides  Amino acids and derivatives  Dialkyl ethers  Azacyclic compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Maleimide - Carboxylic acid imide, n-substituted - Carboxylic acid imide - Dicarboximide - Pyrroline - Amino acid or derivatives - Carboxamide group - Tertiary amine - Secondary carboxylic acid amide - Carboxylic acid derivative - Dialkyl ether - Ether - Azacycle - Hydrocarbon derivative - Amine - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Carbonyl group - 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
SensitivityLight sensitive
Molecular Weight358.390 g/mol
XLogP3-0.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count7
Rotatable Bond Count15
Exact Mass358.174 Da
Monoisotopic Mass358.174 Da
Topological Polar Surface Area103.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity436.000
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
Solution Calculators
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