cis-Vaccenoyl chloride
cis-Vaccenoyl chloride (CAS: 95548-26-8; Formula: C18H33ClO; Molar Mass: 300.91 g/mol) is a reactive acid chloride derived from cis-vaccenic acid. This liquid compound is primarily utilized as a chemical intermediate in organic synthesis. Its high reactivity makes it valuable for introducing the cis-vaccenoyl group into various molecules, facilitating the creation of complex organic structures and derivatives in research and development settings.

Organic Synthesis Intermediate
Serves as a crucial building block in the synthesis of diverse organic compounds. Its acyl chloride functionality readily reacts with nucleophiles, enabling the formation of esters, amides, and other derivatives.
Lipid Research
Used in the study and modification of lipids, particularly those derived from unsaturated fatty acids. It can be employed to functionalize lipids for specific research applications, such as in biochemical assays or material science.
Biochemical Reagent
Acts as a reagent in biochemical laboratories for derivatization reactions. This allows for the characterization or modification of biomolecules containing hydroxyl or amino groups.
| Molecular weight | 300.91 |
|---|---|
| Empirical formula | C18H33ClO |
| Assay | ~98% (capillary GC) |
| Form | liquid |
| Boiling point | 170 °C/2 mmHg(lit.) |
| Density | 0.912 g/mL at 25 °C(lit.) |
| Storage temperature | −20°C |

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 | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 1760 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 23-26-36/37/39-45 |
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 cis-Vaccenoyl chloride used for?
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cis-Vaccenoyl chloride is used as an intermediate in organic synthesis and as a reagent in biochemical research for modifying lipids and other molecules.
What is the CAS number and formula for cis-Vaccenoyl chloride?
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The CAS number is 95548-26-8 and the molecular formula is C18H33ClO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies cis-Vaccenoyl chloride with an assay of approximately 98% (determined by capillary GC). This product is suitable for research and technical applications. TSS does not represent this product as USP, BP, or EP grade.
How should cis-Vaccenoyl chloride be handled?
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cis-Vaccenoyl chloride is corrosive (H314) and should be handled with appropriate personal protective equipment, including gloves, goggles, a face shield, and respiratory protection. Store at -20°C.
How is cis-Vaccenoyl chloride packed, shipped, and exported?
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cis-Vaccenoyl chloride is packed and shipped according to international regulations for hazardous materials (UN 1760, Class 8, PG II). Tech Serve Solutions has extensive experience in exporting chemicals globally.
How can I request a quote or sample of cis-Vaccenoyl chloride?
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To request a quote or sample, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels, providing your contact details and the quantity required.
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