1,3-Dichloropropene
1,3-Dichloropropene (CAS: 542-75-6) is a halogenated hydrocarbon with the linear formula ClCH₂CH=CHCl and a molecular weight of 110.97 g/mol. It is primarily utilised as a chemical intermediate and a building block in organic synthesis. Due to its chemical properties, it finds applications in the synthesis of various organic compounds. Tech Serve Solutions supplies this chemical with an assay of 90%.
- Synonyms
- 1,3-Dichloropropene1,3-Dichloroprop-1-ene1,3-Dichloropropylene1,3-DichlorpropenPropene, 1,3-dichloro-

Chemical Intermediate
1,3-Dichloropropene serves as a crucial intermediate in the synthesis of other organic chemicals. Its reactive chlorine atoms and double bond allow for diverse chemical transformations.
Organic Synthesis Building Block
This compound is employed as a versatile building block in organic chemistry. It can be incorporated into more complex molecular structures, facilitating the creation of novel compounds.
Halogenated Hydrocarbon Synthesis
It is used in reactions involving halogenated hydrocarbons, contributing to the production of speciality chemicals and materials requiring specific halogenation patterns.
| Molecular weight | 110.97 |
|---|---|
| Linear formula | ClCH2CH=CHCl |
| Assay | 90% |
| Boiling point | 97-112 °C(lit.) |
| Density | 1.198 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.472(lit.) |




Hazard statements
- H226Flammable liquid and vapour
- H301Toxic if swallowed
- H304May be fatal if swallowed and enters airways
- H311Toxic in contact with skin
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P312Call a POISON CENTER if you feel unwell
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 28 °C / 82.4 °F |
| Transport (UN / ADR) | UN 1992 3/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 10-20-24/25-36/37/38-43-50/53-65 |
| Safety statements (S) | 36/37-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1,3-Dichloropropene used for?
+
1,3-Dichloropropene is used as a chemical intermediate and a building block in organic synthesis, particularly in the field of halogenated hydrocarbons.
What is the CAS number and formula for 1,3-Dichloropropene?
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The CAS number for 1,3-Dichloropropene is 542-75-6, and its linear formula is ClCH₂CH=CHCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,3-Dichloropropene with an assay of 90%. This is not supplied as USP, BP, EP, or any pharmacopoeia grade.
What are the primary safety concerns when handling 1,3-Dichloropropene?
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1,3-Dichloropropene is a flammable liquid and vapour (H226), toxic if swallowed (H301), toxic in contact with skin (H311), and causes skin irritation (H315) and serious eye irritation (H319). It may also cause respiratory irritation (H335) and has long-lasting harmful effects on aquatic life (H410). Always use appropriate personal protective equipment and follow safety protocols.
How is 1,3-Dichloropropene packed and shipped?
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1,3-Dichloropropene is packed in accordance with international regulations for hazardous materials and is exported globally by Tech Serve Solutions.
How can I request a sample or quote for 1,3-Dichloropropene?
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To request a sample or quote for 1,3-Dichloropropene, please contact the Tech Serve Solutions sales team through our official website.
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