1,3-Isobenzofurandione, tetrahydromethyl-

Base Information

• Chemical Name: 1,3-Isobenzofurandione, tetrahydromethyl-
• CAS No.: 11070-44-3
• Deprecated CAS: 74318-12-0,1027622-42-9
• Molecular Formula: C9H10O3
• Molecular Weight: 166.18
• Hs Code.: 2917209090
• European Community (EC) Number: 234-290-7
• DSSTox Substance ID: DTXSID40860089
• Nikkaji Number: J169.041H
• ChEMBL ID: CHEMBL3183160
• Mol file: 11070-44-3.mol

Synonyms:Tetrahydromethyl-1,3-isobenzofurandione;1,3-Isobenzofurandione, tetrahydromethyl-;Tetrahydromethylphthalic anhydride;3a-methyl-5,6-dihydro-4H-2-benzofuran-1,3-dione;EINECS 234-290-7;3a-methyl-5,6-dihydro-4H-isobenzofuran-1,3-dione;EC 234-290-7;METHYLCYCLOHEXENE-1,2-DICARBOXYLICANHYDRIDE;Methyltetrahydrophthalic anhydride (MTHPA);DSSTox_CID_7729;DSSTox_RID_78551;DSSTox_GSID_27729;SCHEMBL887873;CHEMBL3183160;DTXSID40860089;Tox21_301182;AKOS028108737;NCGC00248320-01;NCGC00255080-01;CAS-11070-44-3;LS-163642;CS-0205127;1,4,5,6-Tetrahydro-1-methylphthalic anhydride;A852544;3a,4,5,6-Tetrahydro-3a-methyl-1,3-isobenzofurandione;3a-methyl-3a,4,5,6-tetrahydroisobenzofuran-1,3-dione;75910-60-0

Chemical Property of 1,3-Isobenzofurandione, tetrahydromethyl-

Chemical Property:

• Vapor Pressure: 0.00184mmHg at 25°C
• Refractive Index: 1.53
• Boiling Point: 306.7 °C at 760 mmHg
• Flash Point: 145.3 °C
• PSA: 43.37000
• Density: 1.23 g/cm³
• LogP: 0.89820
• Water Solubility.: Soluble in water
• XLogP3: 1.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 166.062994177
• Heavy Atom Count: 12
• Complexity: 290

Purity/Quality:

41%, ^*data from raw suppliers

MethyltetrahydrophthalicAnhydride(MTHPA) ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 36/37/38-42/43-41
• Safety Statements: 26-36/37/39-37/39-24-22

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Plastics & Rubber -> Acid Anhydrides, Cyclic
• Canonical SMILES: CC12CCCC=C1C(=O)OC2=O
• Uses: Methyltetrahydrophthalic Anhydride (abbreviation:MTHPA) has been used in the curing agents for epoxy resins, solvent-free paints,laminated boards, epoxy adhesives and so on. When used in the curing agent for epoxy resins, there are many excellent performances such as the long-term storage at room temperature, low freezing point, low volatility and low toxicity. Also widely used in motors, dry-type transformers, appliances capacitors, power capacitors, integrated circuits impregnation, casting and winding. Methyltetrahydrophthalic Anhydride (MTHPA) is used in preparation method of conductive adhesive.