1,4-di(propan-2-yl)benzene

C12H18

CAS100-18-5

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Identification

CAS Number
100-18-5
EC Number
202-826-9
UN Number
3082
PubChem CID
7486

Physical-chemical properties

Molecular Formula
C12H18
Molar Mass
162.27 g/mol
IUPAC Name
1,4-di(propan-2-yl)benzene

Chemical Identifiers

InChI
InChI=1S/C12H18/c1-9(2)11-5-7-12(8-6-11)10(3)4/h5-10H,1-4H3
InChI Key
SPPWGCYEYAMHDT-UHFFFAOYSA-N

Overview

1,4-di(propan-2-yl)benzene (CAS 100-18-5) is an aromatic hydrocarbon compound featuring a benzene ring substituted with two isopropyl groups in para positions. This organic compound, also known by its EC number 202-826-9, belongs to the disubstituted benzene family with a molecular formula of C12H18 and molecular weight of 162.27 g/mol. The symmetrical structure consists of a benzene core with isopropyl substituents positioned opposite each other, creating a stable aromatic system with enhanced hydrophobic properties compared to unsubstituted benzene. From a safety perspective, 1,4-di(propan-2-yl)benzene presents relatively low acute toxicity risks, as evidenced by the absence of specific GHS pictograms or signal words in its classification. However, it falls under ADR class 9 for transportation purposes, indicating it requires standard precautions for miscellaneous dangerous substances during shipping and handling. Like other aromatic hydrocarbons in this category, including structurally related compounds such as 1-chlorodecane, proper ventilation and personal protective equipment remain essential during industrial processing. The compound finds primary applications in the chemical industry as an intermediate for specialty chemical synthesis, particularly in the production of polymers and advanced materials where its aromatic stability and lipophilic characteristics prove valuable. It also serves as a solvent component in specific formulations requiring controlled volatility and chemical inertness. Additionally, the substance functions as a building block in pharmaceutical intermediates and fine chemical manufacturing, where its symmetrical structure provides predictable reactivity patterns. OYSI maintains reliable supply chains for 1,4-di(propan-2-yl)benzene to support diverse industrial applications across European markets, ensuring consistent quality and regulatory compliance for technical customers.

Safety & Classification

No Hazard Classification

This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.

Transport (ADR)

UN Number3082
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping Name1,4-Diisopropylbenzen
Marine PollutantNo

Frequently Asked Questions

What is 1,4-di(propan-2-yl)benzene?

1,4-di(propan-2-yl)benzene is an aromatic hydrocarbon compound with the molecular formula C12H18 and CAS number 100-18-5. Also known as para-diisopropylbenzene, this organic chemical features a benzene ring substituted with two isopropyl groups in the para position. With a molecular weight of 162.27 g/mol, it belongs to the class of dialkylbenzenes and serves various industrial applications as an intermediate or solvent.

What are the physicochemical properties of 1,4-di(propan-2-yl)benzene?

1,4-di(propan-2-yl)benzene is typically a colorless to pale yellow liquid at room temperature with a characteristic aromatic odor. This hydrocarbon compound has low water solubility but is soluble in organic solvents such as alcohols, ethers, and hydrocarbons. Its aromatic structure provides stability under normal conditions, and the two isopropyl substituents influence its volatility and physical properties compared to unsubstituted benzene.

What is 1,4-di(propan-2-yl)benzene used for?

1,4-di(propan-2-yl)benzene serves as an important chemical intermediate in organic synthesis and industrial processes. It is commonly used in the production of polymers, resins, and specialty chemicals. The compound also functions as a solvent in various industrial applications and can be employed in the manufacture of surfactants, lubricant additives, and other chemical derivatives where its aromatic structure and alkyl substitution provide desired properties.

How to handle 1,4-di(propan-2-yl)benzene safely?

1,4-di(propan-2-yl)benzene should be handled with standard precautions for organic solvents despite having no specific hazard classification. Wear appropriate personal protective equipment including chemical-resistant gloves, safety glasses, and protective clothing. Ensure adequate ventilation to minimize vapor exposure and avoid contact with skin and eyes. Handle away from ignition sources and follow good industrial hygiene practices during use and processing operations.

How to store 1,4-di(propan-2-yl)benzene correctly?

1,4-di(propan-2-yl)benzene should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Keep containers properly labeled and store away from incompatible materials such as strong oxidizing agents. Maintain storage temperatures within recommended ranges and ensure adequate spill containment measures. Regular inspection of containers for leaks or damage is recommended to maintain product integrity.

What to do in case of contact with 1,4-di(propan-2-yl)benzene?

1,4-di(propan-2-yl)benzene contact requires immediate response despite its non-classified hazard status. For skin contact, wash thoroughly with soap and water. If eye contact occurs, rinse immediately with plenty of clean water for at least 15 minutes. In case of inhalation, move to fresh air immediately. If ingestion occurs, do not induce vomiting and seek medical attention. Always consult safety data sheets for complete first aid procedures.

How to dispose of 1,4-di(propan-2-yl)benzene appropriately?

1,4-di(propan-2-yl)benzene disposal must comply with local and national waste regulations as an organic chemical waste. Contact licensed waste disposal companies for proper treatment and disposal methods. Do not discharge into sewers, water sources, or soil. Small quantities may be suitable for solvent recovery or incineration at appropriate facilities. Maintain proper documentation of waste disposal activities and follow all applicable environmental regulations.

How to transport 1,4-di(propan-2-yl)benzene?

1,4-di(propan-2-yl)benzene is classified as ADR Class 9 (Miscellaneous Dangerous Goods), Packing Group III for transport purposes. This classification requires appropriate packaging, labeling, and documentation according to dangerous goods regulations. Use UN-approved containers and ensure proper marking and placarding of transport vehicles. Transport should be conducted by qualified personnel familiar with dangerous goods handling and emergency procedures.

Is 1,4-di(propan-2-yl)benzene subject to specific regulations?

1,4-di(propan-2-yl)benzene is subject to standard chemical regulations including REACH registration requirements in the European Union. The substance is not classified as SVHC (Substance of Very High Concern) and has no specific GHS hazard classification. However, it must comply with general chemical safety regulations, workplace exposure limits, and environmental protection requirements. Users should verify current regulatory status and compliance obligations.

Where to buy 1,4-di(propan-2-yl)benzene in Europe?

1,4-di(propan-2-yl)benzene is available through OYSI, a trusted European distributor of specialty chemicals and industrial products. OYSI provides reliable supply chains and technical support for various chemical requirements across European markets. As an established chemical distributor, OYSI ensures proper handling, documentation, and compliance with European regulations. Contact OYSI directly for availability, specifications, and supply arrangements for your specific application needs.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.