TEPHB | CAS No. 71866-86-9

TEPHB

Basic Information

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CAS Number

71866-86-9

Molecular Formula

C30H18

Molecular Weight

16.04 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

SMILES

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C#CC1=CC=C(C=C1)C2=CC(C3=CC=C(C=C3)C#C)=CC(C4=CC=C(C=C4)C#C)=C2

InChI

InChI=1S/CH4/h1H4

InChIKey

VNWKTOKETHGBQD-UHFFFAOYSA-N

LogP

0.6361

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

579

Synonyms & References

English

1,3,5-tris(4-ethynylphenyl)benzene
1,1':3',1''-Terphenyl,4,4''-diethynyl-5'-(4-ethynylphenyl)
1,3,5-triethynyltriphenylbenzene
1,3,5-tris-(4-ethynylphenyl)benzene
4,4-diethynyl-5'-(4-ethynylphenyl)-1,1':3',1-terphenyl
4,4''-Diethynyl-5'-(4-ethynylphenyl)-1,1':3',1''-terphenyl
PUBCHEM_13244693
1,1':3',1''-Terphenyl, 4,4''-diethynyl-5'-(4-ethynylphenyl)-
TEPHB

MDL Number

MFCD00344835

FAQ

What are the physical and chemical properties of TEPHB (CAS: 71866-86-9)?

TEPHB (CAS: 71866-86-9) is a white crystalline powder with a high molecular weight. It has a low solubility in water but good solubility in organic solvents. Chemically, it is highly stable but can react with strong acids and bases. Its molecular weight is approximately 298.3 g/mol.

How is TEPHB (CAS: 71866-86-9) typically synthesized?

TEPHB is synthesized through the condensation of terephthaloyl chloride with 1,4-benzenedicarboxylic acid. The process typically involves the use of a dehydrating agent and requires precise temperature control to achieve high yield and selectivity. The catalysts used are usually based on organometallic complexes.

What industries use TEPHB (CAS: 71866-86-9)?

TEPHB (CAS: 71866-86-9) is primarily used in the pharmaceutical and polymer industries. It is also utilized in the production of sensors and semiconductors due to its unique chemical properties.

What precautions should be taken when handling TEPHB (CAS: 71866-86-9)?

When handling TEPHB (CAS: 71866-86-9), it is essential to use appropriate personal protective equipment (PPE) such as gloves, goggles, and lab coats. Work in a well-ventilated area or a fume hood to avoid inhalation. Spills should be cleaned up carefully according to the material safety data sheet (MSDS/SDS).