Methylhexahydrophthalic anhydride

• CAT Number: M000114
• CAS Number: 25550-51-0
• Molecular Formula: C9H12O3
• Molecular Weight: 168.19
• Purity: ≥95%
• Synonyms: methyl hexahydrophthalic anhydride (MHHPA);hexahydromethylphthalic anhydride;methyl-1,2-cyclohexanedicarboxylic anhydride mixture of isomers;1,3-Isobenzofurandione, hexahydromethyl-;1. Methyl Hexahydrophthalic Anhydride (MHHPA);METHYLAEXAHYDROPHTHALI
• Storage: RT
• IUPAC Name: 7a-methyl-4,5,6,7-tetrahydro-3aH-2-benzofuran-1,3-dione
• InChI: InChI=1S/C9H12O3/c1-9-5-3-2-4-6(9)7(10)12-8(9)11/h6H,2-5H2,1H3
• InChIKey: VYKXQOYUCMREIS-UHFFFAOYSA-N
• SMILES: CC12CCCCC1C(=O)OC2=O

Methylhexahydrophthalic anhydride (Cat.No:M000114) is a chemical compound used in various industrial applications, including as a curing agent in epoxy resins and as a hardener in coatings and adhesives. It enhances the durability and heat resistance of these materials, making it valuable in sectors such as electronics, aerospace, and automotive industries.

Reference

1: Jeppsson MC, Lindh CH, Kristiansson MH, Nielsen J, Jönsson BA. Methylhexahydrophthalic anhydride adducted albumin tryptic peptides in nasal lavage fluid. Inhal Toxicol. 2009 Oct;21(12):1013-20. doi: 10.1080/08958370802715997. PubMed PMID: 19772480.
2: Pfäffli P, Hämeilä M, Riala R, Tornaeus J, Wirmoila R. Exposure to methylhexahydrophthalic anhydride (MHHPA) in two workplaces of the electric industry. J Environ Monit. 2004 Apr;6(4):295-9. Epub 2004 Mar 1. PubMed PMID: 15054537.
3: Yokota K, Johyama Y, Miyaue H, Matsumoto N, Yamaguchi K. Occupational contact urticaria caused by airborne methylhexahydrophthalic anhydride. Ind Health. 2001 Oct;39(4):347-52. PubMed PMID: 11758999.
4: Rosqvist S, Johannesson G, Lindh CH, Jönsson BA. Quantification of protein adducts of hexahydrophthalic anhydride and methylhexahydrophthalic anhydride in human plasma. J Environ Monit. 2000 Apr;2(2):155-60. PubMed PMID: 11253036.
5: Kanerva L, Alanko K, Jolanki R, Estlander T. Airborne allergic contact urticaria from methylhexahydrophthalic anhydride and hexahydrophthalic anhydride. Contact Dermatitis. 1999 Dec;41(6):339-41. PubMed PMID: 10617215.
6: Lindh CH, Jönsson BA. Human hemoglobin adducts following exposure to hexahydrophthalic anhydride and methylhexahydrophthalic anhydride. Toxicol Appl Pharmacol. 1998 Dec;153(2):152-60. PubMed PMID: 9878586.
7: Lindh CH, Jönsson BA. Quantification method of human hemoglobin adducts from hexahydrophthalic anhydride and methylhexahydrophthalic anhydride. J Chromatogr B Biomed Sci Appl. 1998 Jun 12;710(1-2):81-90. PubMed PMID: 9686874.