Cas no 18470-76-3 (Decylsuccinic anhydride)

Decylsuccinic anhydride is a long-chain aliphatic anhydride with the molecular formula C??H??O?. It is commonly used as an intermediate in organic synthesis, particularly in the production of surfactants, corrosion inhibitors, and epoxy resin modifiers. The compound's hydrophobic decyl chain enhances its compatibility with non-polar matrices, making it valuable for applications requiring improved water resistance or surface activity. Its reactivity with amines and alcohols allows for the formation of ester or amide derivatives, expanding its utility in specialty chemical formulations. The anhydride group provides efficient crosslinking capabilities, contributing to thermal and chemical stability in polymer systems. Its low volatility and moderate viscosity facilitate handling in industrial processes.
Decylsuccinic anhydride structure
Decylsuccinic anhydride structure
Product Name:Decylsuccinic anhydride
CAS No:18470-76-3
MF:C14H24O3
MW:240.338564872742
MDL:MFCD00014548
CID:179009
PubChem ID:87566790
Update Time:2025-11-02

Decylsuccinic anhydride Chemical and Physical Properties

Names and Identifiers

    • 2,5-Furandione,3-decyldihydro-
    • Decylsuccinic Anhydride
    • 3-decyloxolane-2,5-dione
    • 2,5-Furandione,3-decyldihydro
    • 3-decyldihydrofuran-2,5-dione
    • Decyl-bernsteinsaeure-anhydrid
    • decylsuccinic acid anhydride
    • EINECS 242-350-9
    • N-DECYLSUCCINIC ANHYDRIDE
    • Succinic anhydride,decyl
    • Brn 0168302
    • decyl-succinicanhydrid
    • 3-decyldihydro-5-flurandione
    • 3-Decyl-2,5(3H,4H)-furandione
    • 2,5-Furandione, 3-decyldihydro- (9ci)
    • decylsuccinicanhydride
    • 2,5-Furandione, 3-decyldihydro-
    • Succinic anhydride, decyl-
    • YOWKKGPNCDIFFB-UHFFFAOYSA-N
    • 2, 3-decyldihydro-
    • 2,5-Flurandione, 3-decyldihydro- (9CI)
    • n-decyl succinic anhydride
    • WLN: T5VOVTJ D10
    • 3-Decyldihydro-2,5-furandione #
    • 2,5-Flurandione, 3-de
    • DTXSID701307832
    • 4-17-00-05889 (Beilstein Handbook Reference)
    • MFCD00014548
    • D89585
    • NSC80684
    • NSC 80684
    • NSC-80684
    • NS00051772
    • 3-Decyldihydro-2,5-furandione
    • D0036
    • N-DECYLSUCCINICANHYDRIDE
    • SCHEMBL351953
    • CS-0449234
    • 18470-76-3
    • FT-0726347
    • 2,5-Flurandione, 3-decyldihydro-
    • Decylsuccinic anhydride
    • MDL: MFCD00014548
    • Inchi: 1S/C14H24O3/c1-2-3-4-5-6-7-8-9-10-12-11-13(15)17-14(12)16/h12H,2-11H2,1H3
    • InChI Key: YOWKKGPNCDIFFB-UHFFFAOYSA-N
    • SMILES: O1C(CC(C1=O)CCCCCCCCCC)=O
    • BRN: 0168302

Computed Properties

  • Exact Mass: 240.17300
  • Monoisotopic Mass: 240.173
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 17
  • Rotatable Bond Count: 9
  • Complexity: 248
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 1
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: 4
  • XLogP3: 4.8
  • Topological Polar Surface Area: 43.4

Experimental Properties

  • Color/Form: Uncertain
  • Density: 1.0294 (rough estimate)
  • Melting Point: 66.0 to 72.0 deg-C
  • Boiling Point: 343.06°C (rough estimate)
  • Flash Point: 160.7°C
  • Refractive Index: 1.5800 (estimate)
  • PSA: 43.37000
  • LogP: 3.60690
  • Solubility: Uncertain

Decylsuccinic anhydride Security Information

Decylsuccinic anhydride Customs Data

  • HS CODE:2917190090
  • Customs Data:

    China Customs Code:

    2917190090

    Overview:

    2917190090 Other acyclic polycarboxylic acids. VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, Terephthalic acid please specify4-CBAvalue, Terephthalic acid please specifyP-TLacid value, Terephthalic acid please indicate color, Terephthalic acid please indicate moisture

    Summary:

    2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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Additional information on Decylsuccinic anhydride

Decylsuccinic Anhydride (CAS 18470-76-3): Properties, Applications, and Market Insights

Decylsuccinic anhydride (CAS 18470-76-3), also known as decyl succinic anhydride or DSA, is a versatile chemical intermediate widely used in industrial applications. This organic compound belongs to the class of succinic anhydride derivatives, characterized by its unique molecular structure combining a ten-carbon alkyl chain with a reactive anhydride group. The growing demand for high-performance additives and specialty chemicals has significantly increased interest in this compound among researchers and manufacturers.

The chemical formula of decylsuccinic anhydride is C??H??O?, with a molecular weight of 240.34 g/mol. It typically appears as a colorless to pale yellow liquid at room temperature, with moderate viscosity and low volatility. One of its most valuable properties is its hydrophobic character, which makes it particularly useful in formulations requiring water resistance. Recent studies in green chemistry have explored its potential as a bio-based alternative to petroleum-derived additives, aligning with current sustainability trends in the chemical industry.

In industrial applications, DSA (18470-76-3) serves as a crucial building block for various performance chemicals. Its primary use lies in the production of alkyd resins and polyester modifiers, where it enhances flexibility and durability. The compound's long alkyl chain contributes to improved compatibility with polymers, while the anhydride group provides reactive sites for chemical modification. Manufacturers particularly value its ability to create low-VOC formulations, responding to tightening environmental regulations worldwide.

The coatings industry represents a major application area for decylsuccinic anhydride derivatives. When incorporated into paint formulations, it improves film formation and substrate adhesion, especially on difficult surfaces. Recent innovations have demonstrated its effectiveness in self-healing coatings, a rapidly growing sector in materials science. Researchers are also investigating its potential in corrosion protection systems, where its hydrophobic properties can significantly extend the lifespan of metal structures.

Another emerging application of CAS 18470-76-3 is in the field of advanced lubricants. The compound's molecular structure makes it an excellent candidate for boundary lubrication additives, reducing friction and wear in mechanical systems. With the increasing demand for energy-efficient solutions across industries, decylsuccinic anhydride-based additives are gaining attention for their ability to improve equipment performance while maintaining environmental compatibility.

The global market for succinic anhydride derivatives like DSA has shown steady growth, driven by expanding applications in polymer modification and specialty chemicals. Market analysts project particular growth in Asia-Pacific regions, where rapid industrialization and increasing quality standards are creating new opportunities. Current research focuses on developing more sustainable production methods for decylsuccinic anhydride, including bio-based routes using renewable feedstocks.

Quality control is paramount when working with 18470-76-3. Reputable suppliers typically provide technical specifications including purity levels (often ≥98%), acid value, and moisture content. Proper storage recommendations usually include protection from moisture and storage in cool, dry conditions to maintain product stability. These parameters are particularly important for applications requiring consistent performance, such as in high-end coatings or electronic materials.

From a regulatory perspective, decylsuccinic anhydride is generally regarded as safe for industrial use when proper handling procedures are followed. However, manufacturers and users should always consult the latest safety data sheets and comply with local regulations. The compound's favorable environmental profile compared to some traditional alternatives has contributed to its growing adoption in eco-friendly formulations across multiple industries.

Future research directions for DSA (CAS 18470-76-3) include exploring its potential in biodegradable materials and smart coatings. The compound's unique combination of properties makes it an attractive candidate for next-generation applications in responsive materials and functional surfaces. As industries continue to prioritize sustainability and performance, decylsuccinic anhydride-based solutions are expected to play an increasingly important role in chemical innovation.

For researchers and formulators considering decylsuccinic anhydride 18470-76-3 for their applications, key considerations include compatibility testing with other system components and optimization of reaction conditions when used as a chemical intermediate. The compound's versatility allows for creative solutions to various material challenges, from improving surface properties to enhancing bulk material performance. As understanding of its capabilities grows, new applications continue to emerge across diverse industrial sectors.

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