2-Methylbenzoic anhydride

Basic Information

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CAS Number

607-86-3

Molecular Formula

C16H14O3

Molecular Weight

254.29 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

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

37.0 to 41.0 deg-C

Boiling Point

221°C/11mmHg

Density

1.159±0.06 g/cm3 (20 ºC 760 Torr),

Refractive Index

1.5600 (estimate)

SMILES

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Cc1ccccc1C(=O)OC(=O)c2ccccc2C

InChI

InChI=1S/C16H14O3/c1-11-7-3-5-9-13(11)15(17)19-16(18)14-10-6-4-8-12(14)2/h3-10H,1-2H3

InChIKey

YLBSXJWDERHYFY-UHFFFAOYSA-N

LogP

3.3006400000000014

Topological Polar Surface Area

43.370000000000005 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

305

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

Synonyms & References

English

Benzoic acid,2-methyl-, 1,1'-anhydride
2-Methylbenzoic acid anhydride
2-Methylbenzoic Anhydride
(2-methylbenzoyl) 2-methylbenzoate
o-Toluic acid anhydride
o-TOLUIC ANHYDRIDE
Benzoic acid, 2-methyl-, anhydride
YLBSXJWDERHYFY-UHFFFAOYSA-N
2-Methylphenyl anhydride
Bis(o-toluic)anhydride
2-Methylphenyl anhydride #
2-methylbenzoyl 2-methylbenzoate
Benzoic acid, methyl-, anhydride
M2997

MDL Number

MFCD00048077

Customs Code

2916399090

FAQ

What are the physical and chemical properties of 2-Methylbenzoic anhydride (CAS: 607-86-3)?

2-Methylbenzoic anhydride (CAS: 607-86-3) is a solid at room temperature with a crystalline form. Its molecular weight is approximately 154.17 g/mol. It has a low solubility in water but is soluble in common organic solvents like ethanol and acetone. The compound is chemically reactive, particularly towards nucleophiles and bases, making it useful in a variety of synthetic applications.

How is 2-Methylbenzoic anhydride (CAS: 607-86-3) typically synthesized?

2-Methylbenzoic anhydride (CAS: 607-86-3) is typically synthesized by the condensation of 2-methylbenzoic acid with itself. This process often involves the use of a dehydrating agent like phosphorus oxychloride or thionyl chloride, with good selectivity and yield. The reaction is carried out under anhydrous conditions to avoid hydrolysis.

What industries use 2-Methylbenzoic anhydride (CAS: 607-86-3)?

2-Methylbenzoic anhydride (CAS: 607-86-3) is used in various industries, particularly in the pharmaceuticals sector for the synthesis of certain drug intermediates. It is also utilized in the polymer industry as a monomer for the production of high-performance polymers. Additionally, it finds applications in the electronic and semiconductor industry due to its reactivity and stability.

What precautions should be taken when handling 2-Methylbenzoic anhydride (CAS: 607-86-3)?

When handling 2-Methylbenzoic anhydride (CAS: 607-86-3), it is important to wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. The compound should be stored in a cool, dry place away from moisture and heat sources. In case of a spill, it should be handled carefully using appropriate safety gear, and the spill area should be thoroughly cleaned. Always refer to the safety data sheet (SDS) for detailed handling guidelines and emergency procedures.