Cas no 3990-03-2 ((2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%)

(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~90%, is a high-purity intermediate primarily used in organic synthesis and pharmaceutical applications. Its cis-configuration (Z-form) offers distinct reactivity in Diels-Alder reactions and other cycloaddition processes. The ethyl ester group enhances solubility in organic solvents, facilitating use in esterification and polymerization reactions. With a purity of approximately 90%, this compound is suitable for research and industrial applications where precise stereochemistry is critical. It serves as a versatile building block for fine chemicals, agrochemicals, and specialty materials. Proper storage under inert conditions is recommended to maintain stability. Handling should adhere to standard safety protocols for unsaturated esters.
(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% structure
3990-03-2 structure
Product Name:(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%
CAS No:3990-03-2
MF:C6H8O4
MW:144.125322341919
MDL:MFCD00063175
CID:44651
PubChem ID:87572637
Update Time:2025-08-05

(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% Chemical and Physical Properties

Names and Identifiers

    • Maleic acid monoethyl ester
    • (2Z)-2-Butenedioic Acid 1-Ethyl Ester
    • Ethyl Hydrogen Maleate
    • (E)-3-PHENYLCARBAMOYL-ACRYLIC ACID
    • 4-(phenylamino)-4-oxo-(Z)-2-butenoic acid
    • 4-(Phenylamino)-4-oxo-2-butenoic acid
    • 4-Oox-4-phenylamino-2-butenoic acid
    • 4-Oxo-4-anilino-2-butenoic acid
    • 4-Oxo-4-phenylamino-2-butenoic acid
    • AKOS MSC-0763
    • Ethyl fumaric acid
    • maleic acid monoanilide
    • monoethyl maleate
    • monome
    • N-phenylmaleanilic acid
    • phenyl maleamic acid
    • (Z)-2-Butenedioic acid monoethyl ester
    • (2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%
    • (~{Z})-4-ethoxy-4-oxidanylidene-but-2-enoic acid
    • NSC525207
    • CS-0151926
    • maleic acidmonoethyl ester
    • (Z)-4-ethoxy-4-oxobut-2-enoic acid
    • (2E)-4-Ethoxy-4-oxo-2-butenoic acid
    • 2-Butenedioic acid (Z)-, monoethyl ester
    • NSC-525207
    • DTXSID60892145
    • 2-Butenedioic acid (2Z)-, 1-ethyl ester
    • 2-Butenedioic acid (2Z)-, monoethyl ester
    • UNII-AK5N1DQX7U
    • NSC-11206
    • LMFA07010876
    • MFCD00063175
    • M0614
    • 68987-59-7
    • MONOETHYL (2Z)-2-BUTENEDIOATE
    • NSC 11206
    • CHEBI:165633
    • BS-23648
    • NSC-524101
    • maleic acid-monoethyl ester
    • AK5N1DQX7U
    • NSC11206
    • Maleinsaureathylester
    • Maleic acid, monoethyl ester
    • NSC 525207
    • SCHEMBL60568
    • E75735
    • 3990-03-2
    • EINECS 223-635-7
    • MALEICACIDMONOETHYLESTER
    • NS00013661
    • Q27273964
    • 2-Butenedioic acid (Z), monoethyl ester
    • NSC524101
    • 69278-94-0
    • (2Z)-4-ethoxy-4-oxobut-2-enoic acid
    • AKOS025311447
    • maleic acid, ethyl ester
    • Sipomer MEM
    • (2Z)-4-Ethoxy-4-oxo-2-butenoic acid #
    • propenoic acid, 3-ethoxycarbonyl-
    • DTXCID80991907
    • Monoethyl Maleate; (2Z)-2-Butenedioic Acid 1-Ethyl Ester
    • Ethyl hydrogen fumaric acid
    • MDL: MFCD00063175
    • Inchi: 1S/C6H8O4/c1-2-10-6(9)4-3-5(7)8/h3-4H,2H2,1H3,(H,7,8)/b4-3-
    • InChI Key: XLYMOEINVGRTEX-ARJAWSKDSA-N
    • SMILES: O(C(/C=C\C(=O)O)=O)CC

Computed Properties

  • Exact Mass: 144.04224
  • Monoisotopic Mass: 144.042
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 10
  • Rotatable Bond Count: 4
  • Complexity: 159
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 1
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 63.6A^2
  • XLogP3: 0.2

Experimental Properties

  • Color/Form: Not determined
  • Density: 1.18
  • Boiling Point: 261.6±23.0 °C at 760 mmHg
  • Flash Point: 109.6±16.1 °C
  • Refractive Index: 1.4570 to 1.4600
  • Solubility: Chloroform, Ethyl Acetate
  • PSA: 63.6
  • LogP: 0.19030
  • Solubility: Not determined
  • Vapor Pressure: 0.0±1.1 mmHg at 25°C

(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% Security Information

(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% Pricemore >>

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(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
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(CAS:3990-03-2)Dimethyl Maleate
Order Number:LE4293
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:45
Price ($):discuss personally
Amadis Chemical Company Limited
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(CAS:3990-03-2)(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%
Order Number:A1204756
Stock Status:in Stock
Quantity:500g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:53
Price ($):201.0
Suzhou Senfeida Chemical Co., Ltd
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Audited Supplier Audited Supplier
(CAS:3990-03-2)Monoethyl maleate
Order Number:sfd8948
Stock Status:in Stock
Quantity:200KG
Purity:99%
Pricing Information Last Updated:Friday, 19 July 2024 14:35
Price ($):discuss personally

(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90% Related Literature

Additional information on (2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%

Comprehensive Analysis of (2Z)-2-Butenedioic Acid 1-Ethyl Ester (CAS No. 3990-03-2) and Its Applications

The (2Z)-2-Butenedioic Acid 1-Ethyl Ester, with CAS No. 3990-03-2, is a specialized organic compound widely recognized in the chemical and pharmaceutical industries. This ester derivative of fumaric acid is valued for its unique chemical properties, including its role as an intermediate in synthesizing more complex molecules. With a purity of ~90%, it is commonly utilized in research and industrial applications, particularly in the development of flavoring agents, pharmaceutical excipients, and polymer modifiers.

One of the most frequently searched questions regarding this compound is: "What are the uses of (2Z)-2-Butenedioic Acid 1-Ethyl Ester?" Researchers and manufacturers often employ this ester due to its ability to enhance the stability and solubility of active ingredients in formulations. Its Z-configuration (cis-form) distinguishes it from the more common E-form (trans-form), making it a subject of interest in stereochemistry studies and material science.

In recent years, the demand for sustainable chemicals and green synthesis methods has grown significantly. This trend aligns with the increasing interest in bio-based esters like (2Z)-2-Butenedioic Acid 1-Ethyl Ester, which can be derived from renewable resources. Environmental concerns and regulatory pressures have driven industries to explore eco-friendly alternatives, making this compound a viable candidate for green chemistry applications.

Another key area of interest is its role in food and beverage additives. The ester’s mild, fruity aroma makes it suitable for use in flavor enhancers and fragrance formulations. Consumers and manufacturers alike are increasingly searching for "natural and synthetic flavor compounds," highlighting the relevance of this chemical in the food technology sector.

From a technical standpoint, the CAS No. 3990-03-2 compound exhibits notable stability under controlled conditions, making it a reliable choice for laboratory-scale reactions and industrial processes. Its compatibility with various solvents and reagents further enhances its utility in organic synthesis. Researchers often inquire about "storage conditions for (2Z)-2-Butenedioic Acid 1-Ethyl Ester," emphasizing the need for proper handling to maintain its efficacy.

In summary, (2Z)-2-Butenedioic Acid 1-Ethyl Ester (CAS No. 3990-03-2) is a versatile chemical with broad applications in pharmaceuticals, flavor industries, and material sciences. Its alignment with sustainability trends and green chemistry further solidifies its importance in modern industrial and research settings.

Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:3990-03-2)Dimethyl Maleate
LE4293
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email
Amadis Chemical Company Limited
(CAS:3990-03-2)(2Z)-2-Butenedioic Acid 1-Ethyl Ester, ~ 90%
A1204756
Purity:99%
Quantity:500g
Price ($):201.0
Email