1,2-Bis(4-methoxyphenyl)-1,2-ethanedione

Basic Information

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CAS Number

1226-42-2

Molecular Formula

C16H14O4

Molecular Weight

270.28 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ketones

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Physical State

Powder

Melting Point

132.0 to 135.0 deg-C

Boiling Point

373.4°C (rough estimate)

Water Solubility

Insoluble in water.

Refractive Index

1.5447 (estimate)

SMILES

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COc1ccc(cc1)C(=O)C(=O)c2ccc(OC)cc2

InChI

InChI=1S/C16H14O4/c1-19-13-7-3-11(4-8-13)15(17)16(18)12-5-9-14(20-2)10-6-12/h3-10H,1-2H3

InChIKey

YNANGXWUZWWFKX-UHFFFAOYSA-N

LogP

2.769400000000001

Topological Polar Surface Area

52.60000000000001 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Complexity

302

Synonyms & References

English

4,4'-Dimethoxybenzil
p-Anisil, Di-p-anisoyl
1,2-Di(4-methoxyphenyl)ethanedione
Bis(4-methoxyphenyl)-1,2-ethanedione
Di(4-methoxyphenyl) diketone
p-Anisil
1,2-Bis(4-methoxyphenyl)-1,2-ethanedione
bis(4-methoxyphenyl)-ethanedion
Anisil
1,2-Bis(4-methoxyphenyl)ethane-1,2-dione
4,4‘-Dimethoxybenzil
4,4′-Dimethoxybenzil
4
Ethanedione, bis(4-methoxyphenyl)-
Bis(4-methoxyphenyl)ethanedione
4,4-Dimethoxybenzil
1,2-ethanedione, 1,2-bis(4-methoxyphenyl)-
p,p'-Dimethoxybenzil
AK158938
1,2-bis(4-methoxyphenyl)-ethane-1,2-dione
1,2-Ethanedione,1,2-bis(4-methoxyphenyl)-
Di-p-anisoyl

MDL Number

MFCD00008405

Customs Code

2914509090

FAQ

What are the physical and chemical properties of 1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2)?

1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2) is a crystalline solid with a molecular weight of approximately 338.33 g/mol. It is poorly soluble in water but soluble in common organic solvents like ethanol and acetone. Chemically, it is stable under normal conditions but can undergo ring-opening reactions under basic or acidic conditions. This compound has a relatively high melting point, around 200°C.

How is 1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2) typically synthesized?

1,2-Bis(4-methoxyphenyl)-1,2-ethanedione can be synthesized through the condensation of 4-methoxybenzaldehyde with acetone using an acid catalyst such as sulfuric acid. The reaction is typically performed in a solvent like methanol at elevated temperatures. The yield is around 90%, and the product is isolated by recrystallization from an appropriate solvent.

What industries use 1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2)?

1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2) is used in various industries. It is particularly important in pharmaceuticals for the synthesis of certain drug intermediates, in polymer synthesis as a monomer, and in the development of sensors and semiconductors due to its unique electronic properties.

What precautions should be taken when handling 1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2)?

When handling 1,2-Bis(4-methoxyphenyl)-1,2-ethanedione (CAS: 1226-42-2), it is essential to use appropriate personal protective equipment (PPE) such as gloves, goggles, and lab coats. Work should be conducted in a well-ventilated area or a fume hood to minimize inhalation risks. Spills should be cleaned up using appropriate absorbents and disposed of according to local regulations. Always consult the Safety Data Sheet (SDS) for specific handling instructions and emergency procedures.