1,2-dichloropropane
C3H6Cl2
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Identification
- CAS Number
- 78-87-5
- EC Number
- 201-152-2
- UN Number
- 1279
- Index Number
- 602-020-00-0
- PubChem CID
- 6564
Physical-chemical properties
- Molecular Formula
- C3H6Cl2
- Molar Mass
- 112.98 g/mol
- IUPAC Name
- 1,2-dichloropropane
Chemical Identifiers
- InChI
- InChI=1S/C3H6Cl2/c1-3(5)2-4/h3H,2H2,1H3
- InChI Key
- KNKRKFALVUDBJE-UHFFFAOYSA-N
Overview
1,2-dichloropropane (CAS 78-87-5) is a chlorinated hydrocarbon solvent with high volatility and moderate flammability properties. This halogenated organic compound, also known by its IUPAC designation 1,2-dichloropropane, serves as an important industrial solvent and chemical intermediate in various manufacturing processes. With the molecular formula C3H6Cl2 and a molecular weight of 112.98 g/mol, this colorless liquid exhibits characteristic properties typical of chlorinated alkanes, offering excellent solvency for numerous organic materials. The substance presents significant safety considerations requiring careful handling protocols. Classified under GHS as Flammable Liquid Category 2 and Carcinogen Category 1B, 1,2-dichloropropane demands strict adherence to safety regulations. Its classification as Acute Toxicity Category 4 for multiple exposure routes necessitates appropriate personal protective equipment and ventilation systems during use. The compound falls under ADR Class 3 for transportation, requiring specialized shipping procedures. Key applications include its use as a solvent in metal degreasing operations, paint and coating formulations, and as an intermediate in chemical synthesis processes. The compound's excellent solvency properties make it valuable in specialized cleaning applications where other solvents like ethylbenzene or styrene may not provide adequate performance. Its chemical structure allows for further derivatization in pharmaceutical and agrochemical manufacturing. Industrial users particularly value 1,2-dichloropropane for its effectiveness in removing oils, greases, and other organic contaminants from metal surfaces, making it essential in precision manufacturing environments where cleanliness standards are critical. OYSI maintains reliable supply chains for 1,2-dichloropropane to support European industrial customers requiring this specialized solvent for their manufacturing operations.
Safety & Classification
Flam. Liq. 2; Carc. 1B; 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:
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 | 1279 |
| ADR Class | 3 |
| Packing Group | II |
| Tunnel Code | D/E |
| Proper Shipping Name | 1,2-Dichlorpropan |
| Marine Pollutant | No |
Frequently Asked Questions
What is 1,2-dichloropropane?
1,2-dichloropropane is an organochlorine compound with the molecular formula C3H6Cl2 and CAS number 78-87-5. This chemical substance has a molecular weight of 112.98 g/mol and belongs to the class of chlorinated hydrocarbons. It is classified as a flammable liquid and carcinogenic substance, requiring careful handling due to its hazardous properties. The compound is used primarily as an industrial solvent and chemical intermediate in various manufacturing processes.
What are the physicochemical properties of 1,2-dichloropropane?
1,2-dichloropropane is a colorless liquid at room temperature with a characteristic sweet, chloroform-like odor. It has a boiling point of approximately 96°C and a density higher than water. The substance is moderately soluble in water and miscible with most organic solvents including alcohols and ethers. It exhibits good solvent properties for fats, oils, and various organic compounds, making it useful in industrial applications requiring effective degreasing or extraction capabilities.
What is 1,2-dichloropropane used for?
1,2-dichloropropane is primarily used as an industrial solvent for degreasing and cleaning operations in manufacturing processes. It serves as an intermediate in the production of other chemicals and can be found in some paint strippers and adhesive formulations. The substance is also used in textile processing and as an extraction solvent in certain industrial applications. Due to its carcinogenic classification, its use is increasingly restricted and many applications have been phased out in favor of safer alternatives.
How to handle 1,2-dichloropropane safely?
1,2-dichloropropane must be handled with extreme caution due to its carcinogenic and toxic properties. Personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection is mandatory. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid skin contact and ingestion completely. Keep away from heat sources, sparks, and open flames due to its flammable nature. Only trained personnel should handle this substance following strict safety protocols.
How to store 1,2-dichloropropane correctly?
1,2-dichloropropane must be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources. Use only approved containers made of compatible materials and keep them tightly sealed. Store away from incompatible substances such as strong oxidizers, bases, and reactive metals. Maintain storage temperatures below 25°C and ensure proper labeling with hazard warnings. Storage areas should have appropriate fire suppression systems and spill containment measures. Access should be restricted to authorized personnel only.
What to do in case of contact with 1,2-dichloropropane?
In case of skin contact with 1,2-dichloropropane, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For 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. In case of ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician after any exposure and provide them with the safety data sheet.
How to dispose of 1,2-dichloropropane properly?
1,2-dichloropropane must be disposed of as hazardous waste through authorized waste management companies in compliance with local and European regulations. The substance cannot be poured down drains or disposed of with regular waste due to its carcinogenic properties and environmental impact. Contaminated materials such as rags, containers, and equipment must also be treated as hazardous waste. Disposal must follow the waste codes specified in the European Waste Catalogue and require proper documentation and tracking throughout the disposal process.
How to transport 1,2-dichloropropane?
1,2-dichloropropane is classified under ADR class 3 (flammable liquids) packing group II, requiring specific transport regulations for dangerous goods. Transportation must comply with ADR/RID regulations using approved packaging and proper labeling with hazard placards. Vehicles must carry appropriate safety equipment and documentation including transport documents and emergency response information. Only certified drivers with dangerous goods training can transport this substance. Special routing restrictions may apply, and emergency response procedures must be readily available during transport.
Is 1,2-dichloropropane subject to specific regulations?
1,2-dichloropropane is subject to strict European regulations under REACH and CLP due to its carcinogenic classification (Category 1B). The substance requires registration for commercial use and is subject to authorization procedures for certain applications. It falls under workplace exposure limits and health surveillance requirements. Many uses have been restricted or banned due to health concerns. Companies handling this substance must comply with occupational health regulations, environmental protection laws, and chemical safety reporting requirements throughout the EU.
Where to buy 1,2-dichloropropane in Europe?
1,2-dichloropropane can be purchased from OYSI, a European distributor specializing in technical chemicals and hazardous substances. As an established chemical distributor, OYSI provides proper documentation, safety data sheets, and ensures compliance with European regulations for controlled substances. Due to the strict regulatory requirements surrounding this carcinogenic substance, purchase is typically restricted to qualified industrial users with appropriate licenses and safety protocols. Contact OYSI directly to discuss availability, regulatory requirements, and proper handling procedures for your specific application.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.