1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene)

Basic Information

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CAS Number

13280-61-0

Molecular Formula

C24H22

Molecular Weight

310.44 g/mol

Chemical Classification

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

178.0 to 181.0 deg-C

Boiling Point

385.59°C (rough estimate)

Flash Point

231.3±21.4 °C

Refractive Index

1.9130 (estimate)

Vapor Pressure

0.0±0.5 mmHg at 25°C

SMILES

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CC1=CC=CC=C1C=CC2=CC=C(C=C2)C=CC3=CC=CC=C3C

InChI

InChI=1S/C24H22/c1-19-7-3-5-9-23(19)17-15-21-11-13-22(14-12-21)16-18-24-10-6-4-8-20(24)2/h3-18H,1-2H3

InChIKey

QKLPIYTUUFFRLV-UHFFFAOYSA-N

LogP

6.644240000000005

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

370

Safety Information

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GHS Hazard Pictograms

H302

H319

H413

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H413 May cause long lasting harmful effects to aquatic life
Hazardous to the aquatic environment, long-term hazard

Stability

Stable. Incompatible with strong oxidizing agents.

Sensitiveness

Light Sensitive

Synonyms & References

English

1,4-Bis((E)-2-methylstyryl)benzene
Benzene, 1,4-bis[2-(2-methylphenyl)ethenyl]-
1,4-Bis(2-methylstyryl)benzene
13280-61-0
1,4-Bis(2-methylstyryl)benzene (BIS-MSB)
QKLPIYTUUFFRLV-YTEMWHBBSA-
LS-15041
AKOS025310606
B1024
1,4-di-(2-Methylstyryl)-benzene
1,4-Di(2-methylstyryl)benzene
p-Bis(o-methylstyryl)benzene
Benzene, p-bis(o-methylstyryl)-
AS-14365
p-bis-(o-methylstyryl)-benzene
1,4-bis[(E)-2-(2-methylphenyl)ethenyl]benzene
1,4-Bis(2-methylstyryl)benzene, BioReagent, suitable for scintillation, >=99.0% (UV)
MFCD00008529
66726-71-4
AKOS005254549
1-Methyl-2-(2-(4-[2-(2-methylphenyl)ethenyl]phenyl)ethenyl)benzene
1,4-Bis[2-(2-methylphenyl)vinyl]benzene
Bis-MSB
QKLPIYTUUFFRLV-YTEMWHBBSA-N
InChI=1/C24H22/c1-19-7-3-5-9-23(19)17-15-21-11-13-22(14-12-21)16-18-24-10-6-4-8-20(24)2/h3-18H,1-2H3/b17-15+,18-16+
Agrimol B
1,4-Bis(2-methylstyryl)benzene [Solute for Liquid Scintillation Counting]
1,4-bis[2-(2-methylphenyl)ethenyl]-benzen
bis(msb)
Benzene,1,4-bis[2-(2-methylphenyl)ethenyl]-
2-Menthylstyrene

MDL Number

MFCD00008529

Customs Code

2902909090

FAQ

What are the physical and chemical properties of 1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0)?

1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0) is a crystalline solid with a molecular weight of approximately 256.25 g/mol. It has a melting point around 240°C and is slightly soluble in common organic solvents like toluene and acetone. Chemically, it exhibits good stability under normal conditions but is reactive towards strong acids and bases. It is used in various applications due to its unique structural features.

How is 1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0) typically synthesized?

1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0) is typically synthesized through a multistep process involving the reaction of 2-methylbenzene with ethylenediamine followed by cyclization. This synthesis often uses copper catalysis to achieve high yields. The product is then purified through recrystallization and other standard organic purification techniques.

What industries use 1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0)?

1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0) is primarily used in the pharmaceutical industry for preparing drug intermediates and in the polymer industry for synthesizing novel materials. It is also employed in the development of sensors and electronic devices due to its unique electronic properties.

What precautions should be taken when handling 1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0)?

When handling 1,1'-(1,4-Phenylenedi-2,1-ethenediyl)bis(2-methylbenzene) (CAS: 13280-61-0), it is important to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or fume hood. Spills should be handled with caution and neutralized using appropriate chemicals. Always refer to the Safety Data Sheet (SDS) for specific handling guidelines.