cis-8-Undecenal
cis-8-Undecenal (CAS: 147159-49-7), with the molecular formula CH3CH2CH=CH(CH2)6CHO and a molecular weight of 168.28 g/mol, is an unsaturated aldehyde. It functions as a versatile building block in organic synthesis, particularly within the C10-C12 carbon chain range. Its reactive carbonyl group and olefinic bond offer numerous possibilities for chemical transformations. This compound is valuable for researchers and chemists involved in the synthesis of complex organic molecules and fine chemicals.

Organic Synthesis Intermediate
cis-8-Undecenal serves as a key intermediate in the construction of more complex organic structures. Its aldehyde functionality allows for reactions such as reductions, oxidations, and nucleophilic additions, while the internal alkene can undergo addition reactions or be used in coupling processes.
Fine Chemical Production
This compound is utilized in the preparation of fine chemicals. Its specific structure, featuring both an aldehyde and a cis-double bond, makes it suitable for targeted synthesis pathways in areas such as flavour and fragrance chemistry or the development of novel materials.
Research and Development
In R&D settings, cis-8-Undecenal is employed as a starting material or reagent for exploring new synthetic methodologies and creating novel chemical entities. Its well-defined structure and reactivity profile make it an excellent candidate for academic and industrial research.
| Molecular weight | 168.28 |
|---|---|
| Linear formula | CH3CH2CH=CH(CH2)6CHO |
| Assay | 96% |
| Boiling point | 89 °C/5 mmHg(lit.) |
| Density | 0.845 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4460(lit.) |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 93 °C / 199.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 cis-8-Undecenal used for?
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cis-8-Undecenal is primarily used as an intermediate in organic synthesis and fine chemical production. It is also valuable for research and development purposes in exploring new synthetic methodologies and creating novel chemical entities.
What is the CAS number and chemical formula for cis-8-Undecenal?
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The CAS number for cis-8-Undecenal is 147159-49-7, and its linear chemical formula is CH3CH2CH=CH(CH2)6CHO.
What grade and purity does Tech Serve Solutions supply for cis-8-Undecenal?
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Tech Serve Solutions supplies cis-8-Undecenal with an assay of 96%. This product is intended for research and technical use; TSS does not represent it as USP, BP, or EP grade.
How should cis-8-Undecenal be handled safely?
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Handling cis-8-Undecenal requires appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (half-mask respirator EU/US or multi-purpose combination respirator cartridge US). It has a flash point of 93°C (199.4°F), indicating it is combustible.
Is cis-8-Undecenal a controlled substance?
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The provided data does not indicate that cis-8-Undecenal is a controlled substance.
How is cis-8-Undecenal packed and shipped?
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cis-8-Undecenal is packed and exported by TSS in compliance with relevant regulations for chemical transport.
How can I request a quote or sample for cis-8-Undecenal?
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To request a quote or sample for cis-8-Undecenal, please contact the Tech Serve Solutions sales team via the website or designated contact channels.
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