Decane

C10H22

decane

CAS124-18-5

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Identification

CAS Number
124-18-5
EC Number
204-686-4
UN Number
2247
PubChem CID
15600

Physical-chemical properties

Molecular Formula
C10H22
Molar Mass
142.28 g/mol
IUPAC Name
decane

Chemical Identifiers

InChI
InChI=1S/C10H22/c1-3-5-7-9-10-8-6-4-2/h3-10H2,1-2H3
InChI Key
DIOQZVSQGTUSAI-UHFFFAOYSA-N

Overview

Decane (CAS 124-18-5) is a straight-chain saturated hydrocarbon with ten carbon atoms and excellent solvent properties for industrial applications. This linear alkane belongs to the paraffin family and serves as a versatile chemical intermediate in numerous industrial processes. With its molecular formula C10H22 and molecular weight of 142.28 g/mol, decane exhibits typical characteristics of medium-chain hydrocarbons, including good thermal stability and relatively low volatility compared to shorter-chain alkanes. The compound appears as a colorless liquid at room temperature with a characteristic hydrocarbon odor. From a safety perspective, decane is classified under ADR Class 3 as a flammable liquid, requiring appropriate handling and storage precautions. Despite this flammability classification, it presents relatively moderate safety risks when proper industrial safety protocols are followed. The substance should be stored away from heat sources, sparks, and open flames, with adequate ventilation in work areas to prevent vapor accumulation. Decane finds extensive use in the chemical industry as a solvent for various organic compounds and as a calibration standard in analytical chemistry applications. It serves as an important feedstock in the production of surfactants and detergents, where its carbon chain length provides optimal performance characteristics. Additionally, decane functions as a component in specialty fuel formulations and as a diluent in various chemical processes. In analytical applications, it often appears alongside other organic compounds such as 2-ethylbutyl acetate in chromatographic reference standards. The compound's consistent quality and reliable supply chain make it valuable for manufacturers requiring predictable chemical properties in their processes. OYSI maintains reliable access to high-quality decane for European industrial customers requiring this essential hydrocarbon intermediate.

Safety & Classification

No Hazard Classification

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

Transport (ADR)

UN Number2247
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping Namen-Decan
Marine PollutantNo

Frequently Asked Questions

What is decane?

Decane is a straight-chain saturated hydrocarbon (alkane) with the molecular formula C10H22 and CAS number 124-18-5. It consists of ten carbon atoms connected by single bonds, with hydrogen atoms filling the remaining valences. With a molecular weight of 142.28 g/mol, decane appears as a colorless liquid at room temperature and is commonly found in petroleum products and natural gas condensates.

What are the physicochemical properties of decane?

Decane is a colorless, transparent liquid with a characteristic petroleum-like odor at room temperature. It has a boiling point of approximately 174°C and a melting point of -30°C. The compound is practically insoluble in water due to its hydrophobic nature but readily dissolves in organic solvents such as alcohols, ethers, and other hydrocarbons. Its density is approximately 0.73 g/cm³, making it lighter than water.

What is decane used for?

Decane serves multiple industrial applications as a solvent in various chemical processes and formulations. It is commonly used in the production of surfactants, lubricants, and plasticizers. The compound also finds application in fuel blending, particularly in diesel and jet fuel formulations. Additionally, decane is utilized in research laboratories as a standard reference material and in calibration procedures for analytical instruments.

How to handle decane safely?

Decane should be handled in well-ventilated areas to prevent vapor accumulation. Wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Avoid contact with skin and eyes, and prevent inhalation of vapors. Keep away from ignition sources, sparks, and open flames as decane is flammable. Use grounding and bonding procedures when transferring the material to prevent static electricity buildup.

How to store decane correctly?

Decane must be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources. Use appropriate containers made of compatible materials such as steel or suitable plastics. Keep containers tightly closed when not in use and ensure proper labeling. Store separately from strong oxidizing agents and reactive chemicals. Maintain storage temperatures below 25°C and ensure adequate fire prevention measures are in place.

What to do in case of contact with decane?

Decane exposure requires immediate action depending on the contact route. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, flush immediately with clean water for at least 15 minutes and seek medical attention. If inhaled, move the person to fresh air and monitor breathing. For ingestion, do not induce vomiting and seek immediate medical attention.

How to dispose of decane appropriately?

Decane disposal must comply with local and national waste regulations as it is classified as hazardous waste. Do not discharge into sewers, waterways, or soil. Collect waste in appropriate containers and arrange disposal through licensed waste management companies. Incineration at authorized facilities is typically the preferred disposal method. Always check local environmental regulations and obtain proper waste classification codes before disposal.

How to transport decane?

Decane is classified under ADR Class 3 (flammable liquids), Packing Group III for transportation purposes. It must be packaged in UN-approved containers with proper hazard labels and documentation. Transport vehicles require appropriate placarding and emergency equipment. Drivers must hold valid ADR certification for Class 3 materials. Ensure proper securing of packages and avoid transport during extreme weather conditions or high temperatures.

Is decane subject to specific regulations?

Decane is regulated under various European legislation including REACH regulation, requiring registration for quantities above one tonne per year. While not classified as a SVHC (Substance of Very High Concern), it must comply with CLP regulation for classification and labeling. Industrial users must conduct appropriate risk assessments and implement necessary control measures. Always check current regulatory status as requirements may change over time.

Where to buy decane in Europe?

Decane is available through OYSI, a trusted European distributor of technical chemicals serving industrial customers across multiple countries. OYSI provides reliable supply chains and technical support for professional applications. When purchasing, ensure the supplier provides proper documentation including safety data sheets, certificates of analysis, and regulatory compliance information. Contact chemical distributors specializing in petroleum derivatives and industrial solvents for procurement.

Data Sources

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