Methyltetrahydrophthalicanhydride

Basic Information

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CAS Number

19438-64-3

Molecular Formula

C9H10O3

Molecular Weight

166.17 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Boiling Point

308.9°C at 760 mmHg

SMILES

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CC1=CC2C(CC1)C(=O)OC2=O

InChI

InChI=1S/C9H10O3/c1-5-2-3-6-7(4-5)9(11)12-8(6)10/h4,6-7H,2-3H2,1H3

InChIKey

MWSKJDNQKGCKPA-UHFFFAOYSA-N

LogP

1.0423

Topological Polar Surface Area

43.370000000000005 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

278

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione
MTHPA
Methyl Tetrahydrophthalic Anhydride (MTHPA)
6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
METHYL TETRAHYDROPHTHALIC ANHYDRIDE
1,3-Isobenzofurandione,3a,4,5,7a-tetrahydro-6-methyl
3-Cyclohexene-1,2-dicarboxylicanhydride, 4-methyl- (8CI)
4-Methyl-D3-tetrahydrophthalic anhydride
1,3-Isobenzofurandione,3a,4,5,7a-tetrahydro-6-methyl-
Methyl tetrahydropht
MTHPA,Tetrahydromethyl-1,3-isobenzofurandione
5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)
3a-Methyl-5,6-dihydro-4H-isobenzofuran-1,3-dione
Methyltetrahydro Phthalic Anhydride (Mixture of 3- and 4- Isomers)
1,3-Isobenzofurandione, 3a,4,5,7a-tetrahydro-6-Methyl-

MDL Number

MFCD00870768

Customs Code

2917399090

FAQ

What is Methyltetrahydrophthalicanhydride (CAS: 19438-64-3)?

Methyltetrahydrophthalicanhydride is a colorless or light yellow solid. It has a chemical formula of C10H10O3 and is an important intermediate in the synthesis of various organic compounds.

What are the main uses of Methyltetrahydrophthalicanhydride (CAS: 19438-64-3)?

Methyltetrahydrophthalicanhydride is primarily used as a precursor in the production of polymers, dyes, and pharmaceuticals. It serves as a key building block in the chemical industry for creating other organic compounds.

Is Methyltetrahydrophthalicanhydride (CAS: 19438-64-3) safe?

Methyltetrahydrophthalicanhydride is generally considered safe for industrial use, but appropriate safety precautions are necessary. It is important to handle the compound in a well-ventilated area and wear protective gloves and goggles. It is not considered hazardous under normal storage conditions.

How should Methyltetrahydrophthalicanhydride (CAS: 19438-64-3) be stored?

Methyltetrahydrophthalicanhydride should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption. Avoid contact with incompatible materials and dispose of any waste according to local regulations.