(±)-Diethyl trans-4-cyclohexene-1,2-dicarboxylate
(±)-Diethyl trans-4-cyclohexene-1,2-dicarboxylate (CAS: 5048-50-0) is an organic ester with the molecular formula C12H18O4 and a molecular weight of 226.27 g/mol. This cyclic alkene serves as a versatile building block in organic synthesis. Its structural features make it valuable for creating more complex molecules, particularly within the fields of chemical synthesis and materials science. Available from Tech Serve Solutions, it is supplied for research and development purposes.
- IUPAC
- trans-4-Cyclohexene-1,2-dicarboxylic acid diethyl ester,Diethyl trans-1,2,3,6-tetrahydrophthalate
- Synonyms
- Diethyl trans-1,2,3,6-tetrahydrophthalatetrans-4-Cyclohexene-1,2-dicarboxylic acid diethyl ester

Organic Synthesis Intermediate
This compound is a valuable intermediate in organic synthesis, offering a functionalised cyclohexene ring for further chemical transformations.
Building Block for Complex Molecules
Its ester and alkene functionalities allow it to be incorporated into larger molecular structures, contributing to the development of novel compounds.
Research and Development
Primarily used in laboratory settings for academic and industrial research, facilitating the exploration of new chemical pathways and material properties.
| Molecular weight | 226.27 |
|---|---|
| Empirical formula | C12H18O4 |
| Assay | ≥98.0% (GC)≥98.0% |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 (±)-Diethyl trans-4-cyclohexene-1,2-dicarboxylate used for?
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This compound is primarily used as a versatile building block and intermediate in organic synthesis and chemical research.
What are the CAS number and formula for (±)-Diethyl trans-4-cyclohexene-1,2-dicarboxylate?
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The CAS number is 5048-50-0 and the molecular formula is C12H18O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of ≥98.0% (GC) / ≥98.0%. It is suitable for research and technical applications and is not supplied as USP, BP, EP or pharmaceutical grade.
What are the safety and handling precautions for this chemical?
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This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment including eyeshields, gloves, and suitable respiratory protection must be used. Handle in a well-ventilated area.
Is this chemical controlled or scheduled?
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The provided data does not indicate that this chemical is a controlled substance.
How is (±)-Diethyl trans-4-cyclohexene-1,2-dicarboxylate packed and shipped?
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Tech Serve Solutions exports fine chemicals globally, ensuring appropriate packaging and documentation for safe international transport.
How can I request a sample or quote?
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To request a sample or a quote, please contact our sales team through the website or direct inquiry channels.
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