Undecanoic γ-lactone
Undecanoic γ-lactone (CAS: 104-67-6, C11H20O2) is a cyclic ester with a molecular weight of 184.28 g/mol. This compound, also known as Aldehyde C14, possesses a characteristic musty, earthy, peach, and sweet organoleptic profile. It is widely utilised as a building block in chemical synthesis and finds applications in cell biology research, contributing to its versatility in various scientific disciplines.
- IUPAC
- Aldehyde C14

Chemical Synthesis
Undecanoic γ-lactone serves as a valuable building block in organic synthesis, facilitating the construction of more complex molecular structures. Its lactone functionality allows for diverse chemical transformations.
Fragrance and Flavor Intermediate
With its distinct peach and sweet notes, this lactone can be used as an intermediate in the creation of fragrance and flavour compounds. Its organoleptic properties are key to these applications.
Cell Biology Research
As a bioactive small molecule, Undecanoic γ-lactone is employed in cell biology studies. It can be used to investigate cellular processes and signalling pathways.
| Molecular weight | 184.28 |
|---|---|
| Empirical formula | C11H20O2 |
| Assay | 99% |
| Boiling point | 164-166 °C/13 mmHg(lit.) |
| Density | 0.949 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.45(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P305IF IN EYES
| 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 |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38-52/53 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... CYP1A2(1544) |
|---|---|
| Organoleptic | musty; earthy; peach; sweet |
| Allergen | no known allergens |
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 Undecanoic γ-lactone used for?
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Undecanoic γ-lactone is used as a building block in chemical synthesis, in cell biology research, and as an intermediate in fragrance and flavour formulations due to its characteristic organoleptic properties.
What is the CAS number and formula for Undecanoic γ-lactone?
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The CAS number for Undecanoic γ-lactone is 104-67-6 and its empirical formula is C11H20O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Undecanoic γ-lactone with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
How should Undecanoic γ-lactone be handled safely?
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Undecanoic γ-lactone is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It is also harmful to aquatic life with long lasting effects (H412). Handle with appropriate personal protective equipment including gloves, goggles, and respiratory protection. Avoid release to the environment.
How is Undecanoic γ-lactone packed, shipped, and exported?
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Undecanoic γ-lactone is carefully packed according to industry standards to ensure safe transit. Tech Serve Solutions is experienced in exporting fine chemicals globally.
How can I request a sample or quote for Undecanoic γ-lactone?
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To request a sample or a quote for Undecanoic γ-lactone, please contact our sales team through the provided channels on the Tech Serve Solutions website.
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