For citations & permissions, please see: Citations & Permissions - Wiley Science Solutions*

*Links on SpectraBase are not permalinks.
Maleicacid
SpectraBase Compound ID 6jCgsUoGRy7
InChI InChI=1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-
InChIKey VZCYOOQTPOCHFL-UPHRSURJSA-N
Mol Weight 116.07 g/mol
Molecular Formula C4H4O4
Exact Mass 116.010959 g/mol
Copyright Copyright © 2012-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Scientific Polymer Products, Inc.
Source of Spectrum Forensic Spectral Research
Catalog Number M-158
Copyright Copyright © 2016-2024 John Wiley & Sons, Inc. All Rights Reserved.
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Catalog Number M153
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Hercules, Inc., Wilmington, Delaware
Technique NUJOL MULL
Copyright Copyright © 1989, 1990-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Technique KBr-Pellet
Copyright Copyright © 2018-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number M153
Technique Mull
Copyright Database Compilation Copyright © 2021-2024 John Wiley & Sons, Inc. All Rights Reserved.
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample MCB Manufacturing Chemists, Norwood, Ohio
Solvent Deuterium oxide; Reference=Dioxane Spectrometer= Varian CFT-20
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent CS2
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent C2H5OH
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent Dioxane
Copyright Copyright © 2002-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Solvent D2O
Copyright Copyright © 2016-2024 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6
Copyright Copyright © 2016-2024 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent CDCl3
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number M153
Solvent CDCl3 & DMSO-d6
Copyright Database Compilation Copyright © 2021-2024 John Wiley & Sons, Inc. All Rights Reserved.
Copyright Copyright © 2009-2024 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample The Matheson Company, Inc., East Rutherford, New Jersey
Solvent DMSO-d6
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number M153
Solvent DMSO-d6
Copyright Copyright © 2017-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2024 John Wiley & Sons, Inc. All Rights Reserved.
Catalog Number M153
  • cis-Butenedioic acid
  • cis-1,2-Ethenedicarboxylic acid
  • 2-BUTENEDIOIC ACID
  • Toxilic acid
Title Journal or Book Year
NMR analysis of ion pair formation between timolol and sorbic acid in ophthalmic preparations Journal of Pharmaceutical and Biomedical Analysis 2007
Unknown Identification

Search your unknown spectrum against the world's largest collection of reference spectra

KnowItAll Campus Solutions

KnowItAll offers faculty and students at your school access to all the tools you need for spectral analysis and structure drawing & publishing! Plus, access the world's largest spectral library.