Maleimide PEG, mPEG-MAL - MW 10000 Da , CAS No.99126-64-4

CAS: 99126-64-4 Cat. No.: M163921
AVAILABLE TO ORDER
GRADE & PURITY MW 10000 Da
Synonyms
mPEG-Maleimide
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
Application
PEGylation of Protein, Peptide & Oligo
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
M163921-250mg
2
$62.90
1g
M163921-1g
1
$157.90
Enter a quantity for the sizes you want to add.
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Why this grade

MW 10000 Da 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.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Maleimide functionalized polyethylene glycol, Maleimide PEG is a sulfhydryl (thiol/SH) group reactive PEG derivative that can be used to selectively modify protein, peptide or any other surfaces with availablesulfhydryl groups. The reaction between maleimide and thiol proceeds readily at pH 6.5~7.5 to form stable thioether bonds.

Specifications

Synonyms
mPEG-Maleimide
Specifications & Purity
MW 10000 Da
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.
Names and Identifiers
WGK Germany 3

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

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.

10 results found

Lot NumberCertificate TypeDateItem
D2418356Certificate of AnalysisJun 11, 2026 M163921
D2418365Certificate of AnalysisJun 11, 2026 M163921
F2205362Certificate of AnalysisJun 11, 2026 M163921
A2607471Certificate of AnalysisApr 07, 2026 M163921
A2607473Certificate of AnalysisApr 07, 2026 M163921
C2528475Certificate of AnalysisApr 07, 2026 M163921
D2503570Certificate of AnalysisOct 13, 2025 M163921
D2418359Certificate of AnalysisJul 11, 2024 M163921
D2418361Certificate of AnalysisJul 11, 2024 M163921
F2205227Certificate of AnalysisMar 29, 2022 M163921
Chemical and Physical Properties
SolubilityOff-white/white solid or viscous liquid depends on molecule weight;Soluble in regular aqeous solution as well as most organic solvents;
Sensitivitymoisture & light sensitive
Documents & Articles
Citations of This Product
References
1. Yuhao Gao, Si-Cong Yang, Mao-Hua Zhu, Xin-Di Zhu, Xin Luan, Xue-Liang Liu, Xing Lai, Yihang Yuan, Qin Lu, Peng Sun, Jonathan F. Lovell, Hong-Zhuan Chen, Chao Fang.  (2021)  Metal Phenolic Network-Integrated Multistage Nanosystem for Enhanced Drug Delivery to Solid Tumors.  Small,  17  (29): (2100789).  [PMID:34142432] [10.1002/smll.202100789]
2. Na Xie, Kefei Yuan, Li Zhou, Kui Wang, Hai-Ning Chen, Yunlong Lei, Jiang Lan, Qinqin Pu, Wei Gao, Lu Zhang, Guobo Shen, Qifu Li, Hengyi Xiao, Hong Tang, Rong Xiang, Mingliang He, Pinghui Feng, Edouard C. Nice, Yuquan Wei, Haiyuan Zhang, Jiayin Yang, Canhua Huang.  (2016)  PRKAA/AMPK restricts HBV replication through promotion of autophagic degradation.  Autophagy,      [PMID:27305174] [10.1080/15548627.2016.1191857]
Solution Calculators
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