Maleimide - ≥98% , CAS No.541-59-3

CAS: 541-59-3 Cat. No.: M100788 Molecular Weight: 97.07 Beilstein Registry Number: 106910 EC Number: 208-787-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Q6743002 | MLS001335860 | SMR000857346 | DTXCID2029377 | MALEIMIDE | AMY236 | Maleinimide | HY-W007324 | Maleimide, 99% | 5-hydroxy-2H-pyrrol-2-one | AKOS025243942 | PS-9342 | 2,5-dihydro-1H-pyrrole-2,5-dione | BDBM7802 | HMS2231J09 | 1H-Pyrrole-2,5-dione
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5g
M100788-5g
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25g
M100788-25g
3

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100g
M100788-100g
1

$82.90

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250g
M100788-250g
1

$181.90

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500g
M100788-500g
1

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Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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.

📚

Literature proof

Cited in 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Maleimide (2,5-Pyrroledione) is a new nanoparticle surface functional group which favors easy conjugation with cell penetration peptides. The conjugation is enabled via click chemistry to preserve its biofunctions.
The maleimide-functionalized silica beads were used to immobilize the bovine serum albumin (BSA)-boronic acid (BA) conjugates.

Specifications

Synonyms
Q6743002 | MLS001335860 | SMR000857346 | DTXCID2029377 | MALEIMIDE | AMY236 | Maleinimide | HY-W007324 | Maleimide, 99% | 5-hydroxy-2H-pyrrol-2-one | AKOS025243942 | PS-9342 | 2, 5-dihydro-1H-pyrrole-2, 5-dione | BDBM7802 | HMS2231J09 | 1H-Pyrrole-2, 5-dione
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CC(=O)NC1=O
IUPAC Namepyrrole-2,5-dione
InChIKeyPEEHTFAAVSWFBL-UHFFFAOYSA-N
INCHI1S/C4H3NO2/c6-3-1-2-4(7)5-3/h1-2H,(H,5,6,7)
Isomeric SMILES C1=CC(=O)NC1=O
WGK Germany 3
RTECS ON4800000
UN Number 2923
Molecular Weight 97.07
Beilstein 106910
Reaxy-Rn 106910
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=106910&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 Pyrrolines  N-unsubstituted carboxylic acid imides  Dicarboximides  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Maleimide - Carboxylic acid imide - Dicarboximide - Carboxylic acid imide, n-unsubstituted - Pyrroline - Azacycle - Carboxylic acid derivative - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen 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 a small molecule
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
VDR Tclin Vitamin D receptor (26531 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTH1R Tclin Parathyroid hormone receptor (47172 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GLB1 Tchem Beta-galactosidase (339 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PLK1 Tchem Serine/threonine-protein kinase PLK1 (28605 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HepG2 (196354 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CCR6 Tchem C-C chemokine receptor type 6 (388 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SMAD3 Tchem Mothers against decapentaplegic homolog 3 (68039 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GMNN Tbio Geminin (128009 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CBX1 Tbio Chromobox protein homolog 1 (92434 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ATXN2 Tbio Ataxin-2 (54410 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
RGS4 Tchem Regulator of G-protein signaling 4 (13867 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
IDH1 Tclin Isocitrate dehydrogenase [NADP] cytoplasmic (40980 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GSK3A Tclin Glycogen synthase kinase-3 (736 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
ampC Beta-lactamase AmpC (62480 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Txnrd1 Thioredoxin reductase 1, cytoplasmic (45279 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TGR Thioredoxin glutathione reductase (28579 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
vpr Aberrant vpr protein (14595 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

37 results found

Lot NumberCertificate TypeDateItem
C2626348Certificate of AnalysisMar 11, 2026 M100788
C2626349Certificate of AnalysisMar 11, 2026 M100788
C2626351Certificate of AnalysisMar 11, 2026 M100788
K2517633Certificate of AnalysisNov 04, 2025 M100788
K2517634Certificate of AnalysisNov 04, 2025 M100788
K2517635Certificate of AnalysisNov 04, 2025 M100788
K2517636Certificate of AnalysisNov 04, 2025 M100788
B2628243Certificate of AnalysisNov 04, 2025 M100788
A2203527Certificate of AnalysisOct 13, 2025 M100788
I2116298Certificate of AnalysisJun 09, 2025 M100788
F2527487Certificate of AnalysisMay 13, 2025 M100788
E2529169Certificate of AnalysisMay 13, 2025 M100788
F2527481Certificate of AnalysisMay 13, 2025 M100788
F2527482Certificate of AnalysisMay 13, 2025 M100788
F2527483Certificate of AnalysisMay 13, 2025 M100788
F2527484Certificate of AnalysisMay 13, 2025 M100788
F2527485Certificate of AnalysisMay 13, 2025 M100788
F2527486Certificate of AnalysisMay 13, 2025 M100788
G2417789Certificate of AnalysisJul 08, 2024 M100788
G2417788Certificate of AnalysisJul 08, 2024 M100788
G2417787Certificate of AnalysisJul 08, 2024 M100788
G2417786Certificate of AnalysisJul 08, 2024 M100788
G2417785Certificate of AnalysisJul 08, 2024 M100788
G2417784Certificate of AnalysisJul 08, 2024 M100788
B2506065Certificate of AnalysisJul 08, 2024 M100788
B2506117Certificate of AnalysisJul 08, 2024 M100788
B2526049Certificate of AnalysisJul 08, 2024 M100788
D2407385Certificate of AnalysisMar 15, 2024 M100788
D2407384Certificate of AnalysisMar 15, 2024 M100788
D2407383Certificate of AnalysisMar 15, 2024 M100788
L2312046Certificate of AnalysisMay 05, 2023 M100788
E2327322Certificate of AnalysisMay 05, 2023 M100788
E2327318Certificate of AnalysisMay 05, 2023 M100788
E2327314Certificate of AnalysisMay 05, 2023 M100788
E2327311Certificate of AnalysisMay 05, 2023 M100788
E2327054Certificate of AnalysisMay 05, 2023 M100788
B2317477Certificate of AnalysisDec 16, 2021 M100788

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Chemical and Physical Properties
SolubilitySoluble in water.
Boil Point(°C)125°C/10mmHg
Melt Point(°C)93-95°C
Molecular Weight97.070 g/mol
XLogP3-0.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass97.0164 Da
Monoisotopic Mass97.0164 Da
Topological Polar Surface Area46.200 Ų
Heavy Atom Count7
Formal Charge0
Complexity132.000
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
Citations of This Product
References
1. Siyi Li, Xiucheng Zhao, He Ding, Jinhu Chang, Xiran Qin, Fei He, Xiangyang Gao, Shili Gai, Piaoping Yang.  (2023)  Advanced cobalt-ferrite layered double hydroxides sandwich-structured nanozymes for ROS-bloomed tumor therapy.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2023.145414]
2. Huiya Lan, Bin Wu, Yuye Yan, Ru Xia, Jiasheng Qian.  (2023)  Enhanced in-plane thermal conductivity of polyimide-based composites via in situ interfacial modification of graphene.  Nanoscale,  15  (8): (4114-4122).  [PMID:36744939] [10.1039/D2NR06573H]
3. Ze Lin, Limin Jin, Yanbiao Liu, Ying Wang.  (2023)  Hydrogen bonding donor/acceptor active sites exposed on imide-functionalized carbon dots aid in enhancing arsenic adsorption performance.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2023.141540]
4. Ye Tianzhen, Liu Zhirong, Cai Zhiwang.  (2019)  Adsorption of uranium(VI) from aqueous solution by novel dibutyl imide chelating resin.  JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY,  323  (1): (223-232).  [PMID:] [10.1007/s10967-019-06949-0]
5. Qi Zhang, Chao Hu, Baoqing Qu, Cuiping Zhang, Longtao He.  (2024)  Comparative Efficacy of Tumor Microenvironment-responsive Nanotherapeutics Targeting PSD95/Discs-large/ZO-1 Binding Kinase in Different Histological Subgroups of Medulloblastoma.  International Journal of Medical Sciences,  21  (15): (3018).  [PMID:39628686] [10.7150/ijms.97992]
6. Jiayi Li, Kaifan Zheng, Luping Lin, Mengdi Zhang, Ziqi Zhang, Junyu Chen, Shaoguang Li, Hong Yao, Ailin Liu, Xinhua Lin, Gang Liu, Bing Chen.  (2024)  Reprogramming the Tumor Immune Microenvironment Through Activatable Photothermal Therapy and GSH depletion Using Liposomal Gold Nanocages to Potentiate Anti-Metastatic Immunotherapy.  Small,      [PMID:39359043] [10.1002/smll.202407388]
7. Liu Yang, Hongyi Shu, Chuang Wang, Dongcang Sun, Changtong Song, Xianhong Zhang, Dong Chen, Yuhong Ma, Wantai Yang.  (2025)  Synergistically improving mechanical, dielectric and thermal performances of epoxy resins by incorporating hollow poly(glycidyl methacrylate-co-maleimide) microspheres.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2025.167634]
8. Lihang Qu, Tu Lu, Jun Tan, Xinzhao Chen, Tian Tian, Shixiang Liu, Yajun Gong, Zhihao Jiang, Zhonggui He, Peng Sun, Jin Sun, Xiaoli Ma, Ruidong Gu.  (2026)  ROS-responsive transmembrane peptide-antibody conjugate eyedrops for the non-invasive treatment of choroidoretinopathy.  Materials Today Bio,      [PMID:41660128] [10.1016/j.mtbio.2026.102819]
9. Chi Lei, Qixiu Weng, Ping Song, Yingchun Zhu, Liangzhi Li, Lingzhao Kong, Lishi Yan.  (2026)  Thiol Modification of β-Glucosidase via N-Methoxycarbonylmaleimide for Enhancement of Catalytic Efficiency and Environmental Tolerance.  JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY,      [PMID:41703775] [10.1021/acs.jafc.5c17409]
10. Sheng Yin, Yashi Wang, Hao Guo, Shiyong Zhang.  (2026)  Cross-Linked Lipoic Acid Trisulfide Nanoparticles against Acute Liver Injury by Multipathway Regulation.  CHEMISTRY OF MATERIALS,      [PMID:] [10.1021/acs.chemmater.5c03307]
Solution Calculators
Reviews

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