1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-5-methyl-

• Formula: C₉H₁₀O₃
• Molecular weight: 166.1739
• IUPAC Standard InChI: InChI=1S/C9H10O3/c1-5-2-3-6-7(4-5)9(11)12-8(6)10/h2,6-7H,3-4H2,1H3 Copy

  
• IUPAC Standard InChIKey: OEMSKMUAMXLNKL-UHFFFAOYSA-N Copy
• CAS Registry Number: 3425-89-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Species with the same structure:
  • 1,2,3,6-tetrahydromethylphthalic anhydride
• Other names: Isomethyltetrahydrophthalic anhydride; 4-Cyclohexene-1,2-dicarboxylic anhydride, 4-methyl-; 4-Methyl-δ-4-tetrahydrophthalic anhydride; 4-Methyl-1,2,3,6-tetrahydrophthalic anhydride; 4-Methyltetrahydrophthalic anhydride; 4-Methyl-cyclohex-4-en-1,2-dicarboxylic acid anhydride; 5-Methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione; 1,2,3,6-Tetrahydro-4-methylphthalic anhydride; NSC 52669; 4-Methyl-4-cyclohexene-1,2-dicarboxylic anhydride
• Information on this page:
  • Phase change data
  • References
  • Notes
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: William E. Acree, Jr., James S. Chickos

Enthalpy of fusion

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Lv, Tan, et al., 2005
Lv, Xue-Chuan; Tan, Zhi-Cheng; Shi, Quan; Zhang, Hong-Tao; Sun, Li-Xian; Zhang, Tao, Molar Heat Capacity and Thermodynamic Properties of 4-Methyl-4-cyclohexene-1,2-dicarboxylic Anhydride [C ₉ H ₁₀ O ₃ ], J. Chem. Eng. Data, 2005, 50, 3, 932-935, https://doi.org/10.1021/je049585t . [all data]

Notes

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• Symbols used in this document:
  

  ΔfusH

  Enthalpy of fusion

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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