Undecanoic δ-lactone
Undecanoic δ-lactone (CAS 710-04-3), with the molecular formula C11H20O2 and a molecular weight of 184.28 g/mol, is a cyclic ester known for its distinct waxy, coconut-like aroma. This compound serves as a valuable substrate in biochemical research, particularly for studying enzyme activities such as human serum paraoxonase (PON1). Its properties also lend it to applications within the fragrance and flavour industries.

Biochemical Research Reagent
Utilised as a substrate for investigating the activity of enzymes, such as human serum paraoxonase (PON1). This allows for a deeper understanding of enzymatic reactions and their physiological roles.
Fragrance and Flavour Ingredient
Its characteristic waxy, coconut, and buttery organoleptic properties make it a useful component in the formulation of fragrances and flavourings.
Chemical Synthesis Building Block
As an organic building block, Undecanoic δ-lactone can be employed in various chemical synthesis pathways to create more complex molecules.
| Molecular weight | 184.28 |
|---|---|
| Empirical formula | C11H20O2 |
| Assay | 98% |
| Boiling point | 152-155 °C/10.5 mmHg(lit.) |
| Density | 0.969 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.459(lit.) |
| Application | Undecanoic δ-lactone has been used as substrate to investigate the activities of stimulated and nonstimulated human serum paraoxonase (PON1) samples1. |

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 |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 | butter; coconut; waxy |
| 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 δ-lactone primarily used for?
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Undecanoic δ-lactone is primarily used as a substrate in biochemical research, notably for studying the activities of human serum paraoxonase (PON1), and as an ingredient in fragrances and flavours due to its distinct organoleptic properties.
What is the CAS number and molecular formula for Undecanoic δ-lactone?
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The CAS number for Undecanoic δ-lactone is 710-04-3, and its molecular formula is C11H20O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Undecanoic δ-lactone with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Undecanoic δ-lactone be handled safely?
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Handle Undecanoic δ-lactone with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator cartridge if necessary, as it may cause skin irritation, eye irritation, and respiratory irritation (H315-H319-H335).
Is Undecanoic δ-lactone available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Undecanoic δ-lactone.
How can I request a quote or sample of Undecanoic δ-lactone?
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To request a quote or sample of Undecanoic δ-lactone, please contact our sales team through the website or call us directly.
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