Acrylic anhydride - ≥97% , CAS No.2051-76-5

CAS: 2051-76-5 Cat. No.: A302736 Molecular Weight: 126.11 EC Number: 218-128-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
prop-2-enoyl prop-2-enoate | SCHEMBL1433395 | (+/-)-Dimethindene | DTXSID70942685 | EINECS 218-128-2 | 2-propenoic acid anhydride | I11488 | Propiolic acid, pentyl ester | 16-methyl margaric acid | SCHEMBL12103060 | Acrylic anhydride (0.1% BHT added as in
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A302736-1g
3
$9.90
5g
A302736-5g
1
$12.90
25g
A302736-25g
1
$24.90
100g
A302736-100g
2
$94.90
500g
A302736-500g
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$419.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Product Application:

Acrylic anhydride can be used to prepare specialty acrylate, acrylamide monomers or acrylic resin. It forms cyclic anhydrides on polymerization and can not be used as a crosslinker.

Specifications

Synonyms
prop-2-enoyl prop-2-enoate | SCHEMBL1433395 | (+/-)-Dimethindene | DTXSID70942685 | EINECS 218-128-2 | 2-propenoic acid anhydride | I11488 | Propiolic acid, pentyl ester | 16-methyl margaric acid | SCHEMBL12103060 | Acrylic anhydride (0.1% BHT added as in
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC=CC(=O)OC(=O)C=C
IUPAC Nameprop-2-enoyl prop-2-enoate
InChIKeyARJOQCYCJMAIFR-UHFFFAOYSA-N
INCHI1S/C6H6O3/c1-3-5(7)9-6(8)4-2/h3-4H,1-2H2
Isomeric SMILES C=CC(=O)OC(=O)C=C
Molecular Weight 126.11
Reaxy-Rn 1747004
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1747004&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
SubclassDicarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentDicarboxylic acids and derivatives
Alternative Parents Acrylic acid esters  Carboxylic acid anhydrides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Acrylic acid ester - Dicarboxylic acid or derivatives - Acrylic acid or derivatives - Carboxylic acid anhydride - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dicarboxylic acids and derivatives. These are organic compounds containing exactly two carboxylic acid groups.
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.

23 results found

Lot NumberCertificate TypeDateItem
E2325455Certificate of AnalysisMar 11, 2026 A302736
E2325444Certificate of AnalysisMar 11, 2026 A302736
E2627049Certificate of AnalysisNov 04, 2025 A302736
K2519306Certificate of AnalysisNov 04, 2025 A302736
K2519305Certificate of AnalysisNov 04, 2025 A302736
K2519304Certificate of AnalysisNov 04, 2025 A302736
K2519301Certificate of AnalysisNov 04, 2025 A302736
K2225268Certificate of AnalysisSep 09, 2025 A302736
K2225274Certificate of AnalysisSep 09, 2025 A302736
C2228028Certificate of AnalysisJan 06, 2025 A302736
B2511101Certificate of AnalysisNov 09, 2024 A302736
B2511129Certificate of AnalysisNov 09, 2024 A302736
B2511119Certificate of AnalysisNov 09, 2024 A302736
B2511118Certificate of AnalysisNov 09, 2024 A302736
I2412164Certificate of AnalysisJun 28, 2024 A302736
I2412171Certificate of AnalysisJun 28, 2024 A302736
I2412172Certificate of AnalysisJun 28, 2024 A302736
J2325108Certificate of AnalysisOct 09, 2023 A302736
E2325443Certificate of AnalysisMay 06, 2023 A302736
E2325446Certificate of AnalysisMay 06, 2023 A302736
K2225279Certificate of AnalysisAug 10, 2022 A302736
C2226689Certificate of AnalysisFeb 14, 2022 A302736
C2226688Certificate of AnalysisFeb 14, 2022 A302736

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Chemical and Physical Properties
SensitivityMoisture sensitive;Heat sensitive
Refractive Index1.438
Flash Point(°F)161.6 °F
Flash Point(°C)86 °C
Boil Point(°C)67 °C/10 mmHg
Molecular Weight126.110 g/mol
XLogP31.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass126.032 Da
Monoisotopic Mass126.032 Da
Topological Polar Surface Area43.400 Ų
Heavy Atom Count9
Formal Charge0
Complexity140.000
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
Citations of This Product
References
1. Yu Chen, Xiaodi Hao, Zhentan Lu, Dong Wang.  (2023)  Near-IR-Regulated Composite Hydrogel with Real-Time Infection Monitoring and a Combined Antibacterial Effect for Efficient Wound Management.  ACS Applied Materials & Interfaces,      [PMID:37584530] [10.1021/acsami.3c08259]
2. Chang-An Xu, Zhuangzhuang Chu, Xingchi Li, Heng Fang, Weijian Zhou, Yang Hu, Xudong Chen, Zhuohong Yang.  (2023)  Vanillin and organosilicon functionalized graphene oxide modified ester resin composite coatings with excellent anti-corrosion properties.  PROGRESS IN ORGANIC COATINGS,      [PMID:] [10.1016/j.porgcoat.2023.107804]
3. Xuejiao Wang, Jing Yang, Ming Zhang, Qian Hu, Bai-Xue Li, Jin Qu, Zhong-Zhen Yu, Dongzhi Yang.  (2023)  Spontaneously super-hygroscopic MOF-gel microreactors for efficient detoxification of nerve agent simulant in atmospheric environments.  APPLIED CATALYSIS B-ENVIRONMENTAL,      [PMID:] [10.1016/j.apcatb.2023.122516]
4. Zhongzheng Xu, Mingwei Zhao, Ning Sun, Xiangjuan Meng, Ziteng Yang, Yuxin Xie, Fei Ding, Yunbo Dong, Mingwei Gao, Yining Wu, Lin Li, Caili Dai.  (2024)  Delayed crosslinking gel fracturing fluid with dually crosslinked polymer network for ultra-deep reservoir: Performance and delayed crosslinking mechanism.  COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS,      [PMID:] [10.1016/j.colsurfa.2024.135967]
5. Guangxin Shen, Botao Gao, Jiayi Guo, Weikang Xu, Guangfu Chen, Shuai Huang, Zhiwen Zeng, Xiaodong Zhao.  (2025)  Dynamic culturing of large cell-loaded PCL/gelatin methacryloyl scaffolds for bone critical size defect repair.  INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES,      [PMID:39828161] [10.1016/j.ijbiomac.2025.139906]
6. Wang Yuqian, Huang Renqi, Lu Yougong, Liu Mingqi, Mo Ran.  (2024)  Immuno-protective vesicle-crosslinked hydrogel for allogenic transplantation.  Nature Communications,  15  (1): (1-13).  [PMID:38890279] [10.1038/s41467-024-49135-x]
7. Jing Li, Zhiyong Yao, Xiaomei Liu, Cailing Yang, Pengbo Liu, Panpan Liu, Weiqiang Wang, Haonian Guo, Guoying Huang, Xinlu Jin, Ziqiang Lei.  (2024)  Modified metal-organic framework-based polymer materials for atmospheric water harvesting and liquid water storage.  Surfaces and Interfaces,      [PMID:] [10.1016/j.surfin.2024.105651]
8. Xiaomei Liu, Wei Zeng, Wenbin Ding, Cailing Yang, Jing Li, Pengbo Liu, M. Iggy Litaor, Ziqiang Lei.  (2024)  Solar-powered porous polymer materials-enabled rapid atmospheric water harvesting and storage of liquid water.  Materials Today Chemistry,      [PMID:] [10.1016/j.mtchem.2024.102083]
9. Yuan-yuan Lin, Qi Wang, Chuan-jia Jiao, Jia-wei Zou, Dong-hua Xu, Shi-fang Luan.  (2025)  Orthogonal stimuli-responsiveness in benzene-bridged bis-spiropyran covalently embedded silicone elastomers: mechano-induced red versus photo-induced green chromism.  POLYMER,      [PMID:] [10.1016/j.polymer.2025.129201]
Solution Calculators
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