1,3-dichloroprop-1-ene

C3H4Cl2

CAS542-75-6
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

Consulting for 1,3-dichloroprop-1-ene

Our experts support you with application, dosage, and compliance.

Request Consultation

Identification

CAS Number
542-75-6
EC Number
208-826-5
UN Number
2047
Index Number
602-030-00-5
PubChem CID
24883

Physical-chemical properties

Molecular Formula
C3H4Cl2
Molar Mass
110.97 g/mol
IUPAC Name
1,3-dichloroprop-1-ene

Chemical Identifiers

InChI
InChI=1S/C3H4Cl2/c4-2-1-3-5/h1-2H,3H2
InChI Key
UOORRWUZONOOLO-UHFFFAOYSA-N

Overview

1,3-dichloroprop-1-ene (CAS 542-75-6) is an organochlorine compound with significant industrial applications and notable toxicological properties. This chlorinated alkene, with the molecular formula C3H4Cl2 and a molecular weight of 110.97 g/mol, represents an important intermediate in chemical synthesis and agricultural applications. Also known by its EC number 208-826-5, 1,3-dichloroprop-1-ene exists as a colorless to light yellow liquid with a characteristic sharp odor. The compound's structure features both a carbon-carbon double bond and two chlorine substituents, conferring specific reactivity patterns that make it valuable in various industrial processes. The substance presents significant safety considerations, classified under multiple hazard categories including flammable liquid (Category 3), acute toxicity, skin irritation, and aspiration toxicity. The presence of GHS pictograms including flame, skull and crossbones, health hazard, and environmental hazard symbols reflects its comprehensive risk profile. Its ADR classification as Class 3 material necessitates careful handling and transport protocols. From a chemical perspective, 1,3-dichloroprop-1-ene shares structural similarities with other unsaturated compounds like prop-2-enenitrile, though its chlorine substitution pattern creates distinct reactivity characteristics. The compound's dual functionality as both an alkene and organochloride enables diverse synthetic applications. Primary industrial applications include its use as a chemical intermediate in pharmaceutical synthesis, polymer production, and specialized agricultural formulations. The compound serves as a building block for more complex molecules and finds application in the manufacture of various specialty chemicals. OYSI maintains strategic inventory of 1,3-dichloroprop-1-ene to support European industrial customers requiring reliable access to this specialized chemical intermediate.

Safety & Classification

Danger
Classification:

Flam. Liq. 3; Acute Tox. 4 *; Acute Tox. 3 *; Acute Tox. 3 *; Asp. Tox. 1; STOT SE 3; Skin Irrit....

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H332

Harmful if inhaled.

H311

Toxic in contact with skin.

H301

Toxic if swallowed.

H304

May be fatal if swallowed and enters airways.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

H317

May cause an allergic skin reaction.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

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

Harmful

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

Toxic

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:

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Toxic

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 Number2047
ADR Class3
Packing GroupIII
Tunnel CodeD/E
Proper Shipping Name1,3-Dichlorpropen, cis/trans-Isomere oder Isomerengemisch, 23 °C <= Flp. <= 60 °C
Marine PollutantNo

Frequently Asked Questions

What is 1,3-dichloroprop-1-ene?

1,3-dichloroprop-1-ene is an organochlorine compound with the molecular formula C3H4Cl2 and CAS number 542-75-6. This chemical has a molecular weight of 110.97 g/mol and exists as a mixture of cis and trans isomers. It is classified as a flammable liquid with multiple toxicity hazards including acute toxicity, skin irritation, and aspiration hazard. The substance is primarily used as a soil fumigant and nematicide in agricultural applications.

What are the physicochemical properties of 1,3-dichloroprop-1-ene?

1,3-dichloroprop-1-ene is a colorless to pale yellow liquid at room temperature with a sharp, sweet odor. It has low water solubility but is miscible with most organic solvents. The compound is volatile and has a relatively low boiling point. As indicated by its flammable liquid classification (Flam. Liq. 3), it has moderate flammability characteristics and can form explosive vapor-air mixtures under certain conditions.

What is 1,3-dichloroprop-1-ene used for?

1,3-dichloroprop-1-ene is primarily used as a soil fumigant and nematicide in agricultural applications. It effectively controls soil-borne pests, nematodes, and certain fungi before planting crops. The compound is also used as an intermediate in the synthesis of other chemicals. Due to its high toxicity and environmental concerns, its use is strictly regulated and limited to professional applications with proper authorization and safety measures.

How to handle 1,3-dichloroprop-1-ene safely?

1,3-dichloroprop-1-ene requires extreme caution during handling due to its multiple hazard classifications. Essential personal protective equipment includes chemical-resistant gloves, protective clothing, eye protection, and respiratory protection in poorly ventilated areas. Work should be conducted in well-ventilated areas or under fume hoods. Avoid contact with skin, eyes, and inhalation of vapors. Keep away from ignition sources due to its flammable nature. Only trained personnel should handle this substance.

How to store 1,3-dichloroprop-1-ene correctly?

1,3-dichloroprop-1-ene must be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources due to its flammable classification. Use only approved containers made of compatible materials. Store separately from incompatible substances including strong oxidizers, bases, and reactive metals. Maintain storage temperature below 25°C and ensure containers are tightly sealed to prevent vapor escape. Access should be restricted to authorized personnel only.

What to do in case of contact with 1,3-dichloroprop-1-ene?

1,3-dichloroprop-1-ene exposure requires immediate action due to its acute toxicity. For skin contact, immediately remove contaminated clothing and wash affected area with plenty of water for at least 15 minutes. For eye contact, rinse thoroughly with water for 15 minutes and remove contact lenses if present. If inhaled, move to fresh air immediately. If swallowed, do not induce vomiting due to aspiration hazard. Seek immediate medical attention in all cases of exposure.

How to dispose of 1,3-dichloroprop-1-ene appropriately?

1,3-dichloroprop-1-ene disposal must comply with local and national hazardous waste regulations due to its toxicity and environmental impact. The substance cannot be disposed of in regular waste streams or sewers. Disposal should only be conducted by licensed hazardous waste management companies through approved methods such as high-temperature incineration. Empty containers may also require special disposal procedures. Always consult local environmental authorities for specific disposal requirements and authorized disposal facilities.

How to transport 1,3-dichloroprop-1-ene?

1,3-dichloroprop-1-ene is classified under ADR as Class 3 (flammable liquids), Packing Group III. Transport must comply with dangerous goods regulations including proper packaging, labeling with appropriate hazard pictogrammes (GHS02, GHS06, GHS08, GHS09), and documentation. Vehicles must be equipped for flammable liquid transport with appropriate safety equipment. Only certified dangerous goods transporters should handle shipments, and transport documents must include emergency response information.

Is 1,3-dichloroprop-1-ene subject to specific regulations?

1,3-dichloroprop-1-ene is subject to extensive regulations under REACH and CLP regulations in Europe. It requires registration for commercial use and is classified with multiple hazard statements requiring specific labeling and safety data sheets. The substance may be subject to authorization requirements and use restrictions due to its toxicity profile. Users must comply with occupational exposure limits and may need permits for certain applications. Regular monitoring and reporting may be required for industrial users.

Where to buy 1,3-dichloroprop-1-ene in Europe?

1,3-dichloroprop-1-ene is available through OYSI, a specialized European distributor of technical chemicals. As a professional-grade chemical with significant hazards, it is only supplied to qualified industrial customers with appropriate handling capabilities and regulatory compliance. OYSI ensures proper packaging, documentation, and regulatory compliance for European markets. Contact OYSI directly to discuss availability, specifications, and regulatory requirements for your specific application and location within Europe.

Data Sources

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