3-chloropentane
C5H11Cl
Consulting for 3-chloropentane
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Identification
- CAS Number
- 616-20-6
- EC Number
- 210-467-4
- UN Number
- 1107
- Index Number
- 602-022-00-1
- PubChem CID
- 12016
Physical-chemical properties
- Molecular Formula
- C5H11Cl
- Molar Mass
- 106.59 g/mol
- IUPAC Name
- 3-chloropentane
Chemical Identifiers
- InChI
- InChI=1S/C5H11Cl/c1-3-5(6)4-2/h5H,3-4H2,1-2H3
- InChI Key
- CXQSCYIVCSCSES-UHFFFAOYSA-N
Overview
3-chloropentane (CAS 616-20-6) is a chlorinated alkane with flammable liquid properties and moderate toxicity characteristics. This halogenated hydrocarbon represents an important intermediate in organic synthesis and industrial chemical processes. With the molecular formula C5H11Cl and a molecular weight of 106.59 g/mol, 3-chloropentane belongs to the family of secondary alkyl chlorides, where the chlorine atom is attached to the central carbon atom of the pentane chain. The compound exhibits typical properties of medium-chain chloroalkanes, sharing certain handling considerations with related substances such as 1-chloropropane, though differing in chain length and substitution pattern. The substance is classified under multiple hazard categories, including Flammable Liquid Category 2 and Acute Toxicity Category 4 for multiple exposure routes, requiring careful handling protocols. The presence of GHS02 and GHS07 pictograms on safety labels indicates both fire hazards and health concerns that must be addressed through appropriate safety measures. As a Class 3 substance under ADR transportation regulations, 3-chloropentane requires specialized packaging and documentation for shipping purposes. In industrial applications, 3-chloropentane serves primarily as a synthetic intermediate in pharmaceutical manufacturing, where its reactivity enables the formation of more complex molecular structures. The compound also finds use in specialized solvent applications and as a building block in fine chemical synthesis. Additionally, it functions as a reagent in organic research laboratories for various substitution and elimination reactions. OYSI provides 3-chloropentane to European industrial customers, ensuring compliance with all relevant safety and transportation regulations for this regulated chemical intermediate.
Safety & Classification
Flam. Liq. 2; Acute Tox. 4 *; Acute Tox. 4 *; Acute Tox. 4 *
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
Skin Contact
Measures if substance contacts the skin
First Aid Actions
- +P302IF ON SKIN:
- +P352Wash with plenty of water.
- +P361Take off immediately all contaminated clothing.
- +P313Get medical advice/attention.
Related hazard statements:
Ingestion
Measures if substance is accidentally swallowed
First Aid Actions
- +P301IF SWALLOWED:
- +P330Rinse mouth.
- +P331Do NOT induce vomiting.
- +P310Immediately call a POISON CENTER/doctor.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 1107 |
| ADR Class | 3 |
| Packing Group | II |
| Tunnel Code | D/E |
| Proper Shipping Name | 3-Chlorpentan |
| Marine Pollutant | No |
Frequently Asked Questions
What is 3-chloropentane?
3-chloropentane is an organic halogenated compound with the molecular formula C5H11Cl and CAS number 616-20-6. It belongs to the alkyl halide family, specifically a chloroalkane derived from pentane where a chlorine atom replaces a hydrogen atom at the third carbon position. With a molecular weight of 106.59 g/mol, this compound is classified as a flammable liquid and presents moderate toxicity hazards, requiring careful handling in industrial applications.
What are the physicochemical properties of 3-chloropentane?
3-chloropentane is a colorless liquid at room temperature with characteristic properties typical of chloroalkanes. As a halogenated hydrocarbon, it exhibits low solubility in water but good miscibility with organic solvents like alcohols and ethers. The compound has a relatively low boiling point and high volatility, contributing to its flammable nature. Its density is higher than water due to the presence of the chlorine atom, and it possesses a mild, sweet odor characteristic of chlorinated compounds.
What is 3-chloropentane used for?
3-chloropentane serves primarily as an intermediate in organic synthesis and pharmaceutical manufacturing. It is utilized in the production of various chemical compounds through nucleophilic substitution and elimination reactions. The compound finds applications in research laboratories for synthetic chemistry studies and as a building block for more complex molecules. Additionally, it may be used as a solvent for specific industrial processes where its particular chemical properties are advantageous for reaction conditions or product isolation.
How to handle 3-chloropentane safely?
Safe handling of 3-chloropentane requires appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent vapor inhalation. Avoid contact with skin, eyes, and clothing, and prevent ingestion. Keep away from ignition sources, heat, and open flames due to its flammable properties. Use non-sparking tools and ensure proper grounding of equipment to prevent static electricity buildup during transfer operations.
How to store 3-chloropentane correctly?
3-chloropentane should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from heat sources and ignition points. Storage areas must be equipped with appropriate fire suppression systems due to the compound's flammable nature. Keep containers away from incompatible materials such as strong oxidizing agents and bases. Storage temperature should remain below 25°C when possible, and containers should be regularly inspected for signs of deterioration or leakage to maintain safety standards.
What to do in case of contact with 3-chloropentane?
Immediate action is required upon contact with 3-chloropentane. For skin contact, remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. In case of eye contact, rinse immediately with clean water for 15 minutes while keeping eyelids open. If inhaled, move the person to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician if symptoms persist or exposure is significant.
How to dispose of 3-chloropentane appropriately?
3-chloropentane disposal must comply with local and national hazardous waste regulations as it is classified as hazardous waste. The compound should never be poured down drains or disposed of with regular waste. Contact licensed hazardous waste disposal companies for proper treatment, which typically involves incineration at high temperatures in specialized facilities. Contaminated containers and materials require similar disposal methods. Always consult local environmental authorities for specific disposal requirements and documentation needed for waste tracking.
How to transport 3-chloropentane?
3-chloropentane is classified under ADR Class 3 (flammable liquids), Packing Group II, requiring compliance with dangerous goods transportation regulations. Transportation must use UN-approved packaging and properly marked containers with appropriate hazard labels including GHS02 and GHS07 pictograms. Vehicles must carry proper documentation, emergency response information, and safety equipment. Only authorized personnel trained in dangerous goods handling should manage transportation, and specific routing restrictions may apply depending on local regulations and transport modes.
Is 3-chloropentane subject to specific regulations?
3-chloropentane is subject to various chemical regulations including REACH registration requirements for European markets and CLP classification standards. It is not currently listed as a Substance of Very High Concern (SVHC) under REACH regulations. The compound must comply with workplace safety regulations due to its hazard classification as Flammable Liquid Category 2 and Acute Toxicity Category 4. Proper safety data sheets, labeling, and worker training are mandatory for commercial use and distribution.
Where to buy 3-chloropentane in Europe?
3-chloropentane is available through OYSI, a specialized European distributor of technical chemicals serving industrial and research customers across Europe. OYSI provides reliable supply chains for chemical intermediates and specialty compounds with proper documentation and regulatory compliance. As a professional chemical distributor, OYSI ensures product quality, appropriate packaging, and adherence to transportation regulations. Contact OYSI directly for availability, technical specifications, and delivery options tailored to your specific requirements and location within Europe.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.