10-Undecenoyl chloride
10-Undecenoyl chloride (CAS: 38460-95-6), with the linear formula CH₂=CH(CH₂)₈COCl and a molecular weight of 202.72 g/mol, is a reactive acylating agent. It serves as a valuable building block in organic synthesis. Its primary applications involve its use in the preparation of various polymers and functionalised molecules, including cellulose derivatives and amphiphilic compounds.

Synthesis of Cellulose Derivatives
10-Undecenoyl chloride is employed as an acylating reagent in the synthesis of cellulose ω-carboxyalkanoates. This allows for the modification of cellulose properties for specific applications.
Preparation of Amphiphilic Molecules
This acid chloride is utilised in the synthesis of poly(ethylene glycol)–lipid amphiphiles. These compounds are important in various fields, including drug delivery and materials science.
Modification of Hyperbranched Polymers
It has been used in the synthesis and modification of hyperbranched poly(glycidol). This functionalisation can alter the properties and reactivity of the polymer backbone.
| Molecular weight | 202.72 |
|---|---|
| Linear formula | CH2=CH(CH2)8COCl |
| Assay | 97% |
| Boiling point | 120-122 °C/10 mmHg(lit.) |
| Density | 0.944 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.454(lit.) |
| Application | 10-Undecenoyl chloride was used as acylating reagent in the synthesis of cellulose ω-carboxyalkanoates1 and poly(ethylene glycol)–lipid amphiphiles2. It was used in synthesis and modification of hyperbranched poly(glycidol)3. |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 93 °C / 199.4 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
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 10-Undecenoyl chloride used for?
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10-Undecenoyl chloride is primarily used as an acylating reagent in organic synthesis, particularly for modifying polymers such as cellulose and poly(glycidol), and for preparing amphiphilic molecules.
What are the CAS number and formula for 10-Undecenoyl chloride?
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The CAS number for 10-Undecenoyl chloride is 38460-95-6, and its linear formula is CH₂=CH(CH₂)₈COCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 10-Undecenoyl chloride with a minimum assay of 97%. This product is intended for research and industrial applications and is not supplied as USP, BP, or EP grade.
How should 10-Undecenoyl chloride be handled safely?
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10-Undecenoyl chloride is corrosive and causes severe skin burns and eye damage. Handle with extreme care, wearing appropriate personal protective equipment including face shields, chemical-resistant gloves, and eye protection. Ensure adequate ventilation and use a suitable respirator. Refer to the safety data sheet for comprehensive handling instructions.
Is 10-Undecenoyl chloride available for export?
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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, including 10-Undecenoyl chloride. Please contact us for international shipping details.
How can I request a quote or sample?
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To request a quote or sample of 10-Undecenoyl chloride, please visit the product page on our website and use the 'Request a Quote' or 'Request Sample' function, or contact our sales team directly.
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