Please Wait
Applying Filters...
menu
    • menu
    European CDMO and Gx manufacturer with 75 years of experience in delivering premium APIs to pharmaceutical partners worldwide.

    Virtual Booth

    Contact Supplier

    Minakem delivers API, HPAPI, steroids & CDMO services for generics with FDA/GMP certification, regulatory know-how & proven success.

    Virtual Booth

    Contact Supplier

    USP reference standards; highly characterized specimens of drug substances, impurities, excipients, degradation products & more.

    Virtual Booth

    Contact Supplier

    ChemWerth works in generic API development & supply, non-infringement patent strategy development and regulatory support.

    Virtual Booth

    Contact Supplier

    Seqens is an integrated global leader in pharmaceutical solutions & specialty ingredients, & custom-made solutions to our customers.

    Virtual Booth

    Contact Supplier

    Guizhou Utide Biotechnology Co., Ltd. - Specialized GMP manufacturing for next-generation GLP-1 peptide APIs.

    Virtual Booth

    Contact Supplier

    Menu

    CAS 623-68-7

    BUILDING BLOCK

    PharmaCompass
    Xls

    Filters

    clear-filterReset all filters
    2D Structure
    Also known as: 623-68-7, But-2-enoic anhydride, Crotonic acid anhydride, 78957-07-0, 2-butenoic acid, anhydride, (e)-but-2-enoic anhydride
    Molecular Formula
    C8H10O3
    Molecular Weight
    154.16  g/mol
    InChI Key
    VJDDQSBNUHLBTD-GGWOSOGESA-N
    FDA UNII
    N521PMQ949
    1 2D Structure

    2D Structure

    2 Identification
    2.1 Computed Descriptors
    2.1.1 IUPAC Name
    [(E)-but-2-enoyl] (E)-but-2-enoate
    2.1.2 InChI
    InChI=1S/C8H10O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H,1-2H3/b5-3+,6-4+
    2.1.3 InChI Key
    VJDDQSBNUHLBTD-GGWOSOGESA-N
    2.1.4 Canonical SMILES
    CC=CC(=O)OC(=O)C=CC
    2.1.5 Isomeric SMILES
    C/C=C/C(=O)OC(=O)/C=C/C
    2.2 Other Identifiers
    2.2.1 UNII
    N521PMQ949
    2.3 Synonyms
    2.3.1 Depositor-Supplied Synonyms

    1. 623-68-7

    2. But-2-enoic Anhydride

    3. Crotonic Acid Anhydride

    4. 78957-07-0

    5. 2-butenoic Acid, Anhydride

    6. (e)-but-2-enoic Anhydride

    7. [(e)-but-2-enoyl] (e)-but-2-enoate

    8. 2-butenoic Anhydride

    9. N521pmq949

    10. Nsc-97397

    11. Anhydrid Kyseliny Krotonove

    12. Hsdb 2815

    13. Anhydrid Kyseliny Krotonove [czech]

    14. Einecs 210-807-1

    15. Nsc 97397

    16. Unii-n521pmq949

    17. But-2-enoicanhydride

    18. Di(2-butenoic)anhydride

    19. Crotonic Acid Anhydrous??

    20. Crotonic Anhydride, 95%

    21. Schembl16503

    22. Schembl16505

    23. Trans-crotonic Acid Anhydride

    24. Wln: 2u1vov1u2

    25. (e)-crotonic Anhydride

    26. Trans-crotonic Anhydride

    27. Crotonic Anhydride [hsdb]

    28. Dtxsid50870710

    29. 2-butenoic Acid, 1,1'-anhydride

    30. Nsc97397

    31. Mfcd00009286

    32. Zinc95818015

    33. Akos015912798

    34. Bs-42282

    35. (e)-but-2-enoic Acid [(e)-but-2-enoyl] Ester

    36. A833742

    37. Q27284563

    38. 2-butenoic Acid, 1,1'-anhydride, (2e,2'e)-

    2.4 Create Date
    2005-09-13
    3 Chemical and Physical Properties
    Molecular Weight 154.16 g/mol
    Molecular Formula C8H10O3
    XLogP31.5
    Hydrogen Bond Donor Count0
    Hydrogen Bond Acceptor Count3
    Rotatable Bond Count4
    Exact Mass154.062994177 g/mol
    Monoisotopic Mass154.062994177 g/mol
    Topological Polar Surface Area43.4 Ų
    Heavy Atom Count11
    Formal Charge0
    Complexity179
    Isotope Atom Count0
    Defined Atom Stereocenter Count0
    Undefined Atom Stereocenter Count0
    Defined Bond Stereocenter Count2
    Undefined Bond Stereocenter Count0
    Covalently Bonded Unit Count1
    • Privacy policy
    • Terms and conditions
    • Disclaimers
    • LinkedIn
    • Product listings are provided for informational purposes only. We do not supply or sell any products. Any products that may be covered by patent(s) are supplied solely for uses permitted under Section 107A of the Indian Patents Act and not for commercial sale.