Terpinolene
Terpinolene (CAS: 586-62-9, C10H16) is a cyclic monoterpene with a molecular weight of 136.23 g/mol. This clear liquid is known for its characteristic odour and finds utility as a building block in chemical synthesis. It is also identified as a component in certain natural plant extracts. Tech Serve Solutions supplies Terpinolene for various research and industrial applications.
- IUPAC
- 4-Isopropylidene-1-methylcyclohexene,p-Meth-1-en-8-yl-formate,p-Menth-1,4(8)-diene

Chemical Synthesis Intermediate
Terpinolene serves as a valuable intermediate and building block in organic synthesis. Its alkene functionality allows for participation in various addition and polymerization reactions, contributing to the creation of more complex molecules.
Research and Development
As a naturally occurring monoterpene, Terpinolene is utilised in research settings for phytochemical studies and investigations into natural product chemistry. Its presence in various plant species makes it a subject of interest in botanical and nutritional research.
Fragrance and Flavour Component
Terpinolene contributes to the aroma profiles of various plants and essential oils. While not directly used as a standalone fragrance, its presence can influence the overall scent and flavour characteristics in complex natural mixtures.
| Molecular weight | 136.23 |
|---|---|
| Empirical formula | C10H16 |
| Assay | ≥85% (GC) |
| Grade | purum |
| Boiling point | 184-185 °C(lit.) |
| Density | 0.861 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.489(lit.)n20/D 1.491 |
| Vapour pressure | ~0.5 mmHg (20 °C) |
| Vapour density | ~4.7 (vs air) |
| Storage temperature | −20°C |

Hazard statements
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 64 °C / 147.2 °F |
| Transport (UN / ADR) | UN 2541 3 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50/53 |
| Safety statements (S) | 60-61 |
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 Terpinolene used for?
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Terpinolene is primarily used as a building block in chemical synthesis and in research for phytochemical and natural product studies. It is also a component found in various plant extracts.
What are the CAS number and chemical formula for Terpinolene?
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Terpinolene has the CAS number 586-62-9 and the chemical formula C10H16.
What grade and purity does Tech Serve Solutions supply for Terpinolene?
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Tech Serve Solutions supplies Terpinolene with a purity of ≥85% (GC), classified as purum grade. We do not represent this product as USP, BP, or EP grade.
How should Terpinolene be handled safely?
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Terpinolene is classified as hazardous to the aquatic environment (H410). It requires careful handling, including the use of eyeshields, gloves, and appropriate respiratory protection (e.g., type ABEK respirator filter). Store at -20°C. Avoid release to the environment (P273, P501).
Is Terpinolene a controlled substance?
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The provided data does not indicate that Terpinolene is a controlled substance.
How is Terpinolene packed, shipped, and exported by TSS?
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Terpinolene is shipped as UN 2541, Class 3, Packing Group III. Please contact TSS for specific packaging and export details.
How can I request a sample or quote for Terpinolene?
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To request a sample or a quote for Terpinolene, please contact our sales team through the details provided on our website.
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