1,1-Dichloro-2-vinylcyclopropane
1,1-Dichloro-2-vinylcyclopropane (CAS 694-33-7) is a halogenated cyclic alkene with the molecular formula C5H6Cl2 and a molecular weight of 137.01. This compound serves as a valuable building block in organic synthesis. Its reactive vinyl and dichloro functionalities allow for diverse chemical transformations, making it useful in the development of complex molecules for research and industrial applications. TSS supplies this chemical with a purity of 95%.
- IUPAC
- 1,1-Dichloro-2-ethenylcyclopropane,1,1-Dichloro-2-vinylcyclopropane,2,2-Dichlorocyclopropylethene
- Synonyms
- 1,1-Dichloro-2-ethenylcyclopropane2,2-Dichlorocyclopropylethene

Organic Synthesis Intermediate
1,1-Dichloro-2-vinylcyclopropane is utilized as a versatile intermediate in the synthesis of various organic compounds. Its strained cyclopropane ring and dichloro substitution pattern offer unique reactivity for constructing complex molecular architectures.
Building Block for Novel Compounds
This compound acts as a crucial building block for creating novel chemical entities. Its functional groups facilitate participation in addition reactions, cycloadditions, and substitution reactions, enabling access to diverse chemical scaffolds.
Research and Development
Primarily employed in research and development settings, 1,1-Dichloro-2-vinylcyclopropane supports the exploration of new synthetic methodologies and the creation of speciality chemicals for various industrial sectors.
| Molecular weight | 137.01 |
|---|---|
| Empirical formula | C5H6Cl2 |
| Assay | 95% |
| Density | 1.151 at 25 °C |
| Refractive index | n20/D 1.474 |
| Storage temperature | 2-8°C |

Hazard statements
- H226Flammable liquid and vapour
| Flash point | 29 °C / 84.2 °F |
|---|---|
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
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 1,1-Dichloro-2-vinylcyclopropane used for?
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1,1-Dichloro-2-vinylcyclopropane is used as a building block and intermediate in organic synthesis, particularly for creating complex organic molecules in research and development.
What is the CAS number and formula for 1,1-Dichloro-2-vinylcyclopropane?
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The CAS number for 1,1-Dichloro-2-vinylcyclopropane is 694-33-7, and its empirical formula is C5H6Cl2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1-Dichloro-2-vinylcyclopropane with an assay of 95%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,1-Dichloro-2-vinylcyclopropane be handled safely?
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1,1-Dichloro-2-vinylcyclopropane is a flammable liquid and vapour (H226). Handle with appropriate ventilation, away from ignition sources, and wear suitable protective equipment. Store at 2-8°C.
How is 1,1-Dichloro-2-vinylcyclopropane packed and shipped?
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1,1-Dichloro-2-vinylcyclopropane is packed and shipped according to UN 1993 C3/PGIII regulations, ensuring safe international export.
How can I request a sample or quote for 1,1-Dichloro-2-vinylcyclopropane?
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To request a sample or quote for 1,1-Dichloro-2-vinylcyclopropane, please contact our sales team through the website or by phone.
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