Di-p-tolyl
4,4'-Dimethylbiphenyl
CAS: 613-33-2
Molecular Formula: C14H14
Di-p-tolyl - Names and Identifiers
| Name | 4,4'-Dimethylbiphenyl |
| Synonyms | Bi-p-tolyl Di-p-tolyl 4,4'-Ditolyl 4,4'-Dimethylbiphenyl 1,1'-Biphenyl, 4,4'-dimethyl- 1-methyl-4-(4-methylphenyl)benzene 1-Methyl-4-(4'-methylphenyl)benzene |
| CAS | 613-33-2 |
| EINECS | 210-337-7 |
| InChI | InChI=1/C14H14/c1-11-3-7-13(8-4-11)14-9-5-12(2)6-10-14/h3-10H,1-2H3 |
| InChIKey | RZTDESRVPFKCBH-UHFFFAOYSA-N |
Di-p-tolyl - Physico-chemical Properties
| Molecular Formula | C14H14 |
| Molar Mass | 182.26 |
| Density | 0.973g/cm3 |
| Melting Point | 117-122℃ |
| Boling Point | 295°C at 760 mmHg |
| Flash Point | 129.6°C |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 0.00276mmHg at 25°C |
| Appearance | Form Crystalline Powder, color White to light yellow |
| BRN | 1856053 |
| Storage Condition | Sealed in dry,Room Temperature |
| Sensitive | Easily absorbing moisture |
| Refractive Index | 1.559 |
| MDL | MFCD00008545 |
| Physical and Chemical Properties | NIST Chemical Information 4,4-Dimethylbiphenyl(613-33-2) |
| Use | Organic synthesis. |
Di-p-tolyl - Risk and Safety
| Safety Description | S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29029090 |
Di-p-tolyl - Upstream Downstream Industry
Di-p-tolyl - Introduction
Soluble in ether, acetone, benzene and carbon disulfide, slightly soluble in ethanol, insoluble in water.
Last Update：2022-10-16 17:27:06
Di-p-tolyl - Introduction
4,4'-Dimethylbiphenyl is an organic compound with the chemical formula C14H14. It is a white solid that is non-volatile at room temperature and soluble in organic solvents.
This compound is mainly used as an intermediate in organic synthesis and chemical industry. It can be used in the synthesis of liquid crystals, high-performance polymers, optical materials, and other applications. Additionally, 4,4'-Dimethylbiphenyl can be used in the preparation of drugs and pesticides that contain the dimethylbiphenyl structure.
The typical method for preparing 4,4'-Dimethylbiphenyl is through oxidation-reduction reactions. For example, 4,4'-Dimethylbiphenyl can be synthesized from toluene through an oxidation reaction.
In terms of safety, 4,4'-Dimethylbiphenyl has low toxicity, but precautions should still be taken to avoid skin contact and inhalation. When handling this compound, protective equipment should be worn to prevent direct contact. Additionally, it should be stored and used away from heat sources, high temperatures, and oxidizing agents to prevent hazardous chemical reactions.
Last Update：2024-04-09 20:52:54
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View History
Raw Materials for Di-p-tolyl
Downstream Products for Di-p-tolyl
3,3',4,4'-Biphenyltetracarboxylic acid
4,4'-BIPHENYLDICARBONYL CHLORIDE
4,4'-Divinylbiphenyl
4,4'-Biphenyldicarboxaldehyde
4,4'-BIPHENYLDICARBONYL CHLORIDE
4,4'-Divinylbiphenyl
4,4'-Biphenyldicarboxaldehyde