(+)-Longicyclene
(+)-Longicyclene (CAS: 1137-12-8), a bicyclic sesquiterpene with the molecular formula C15H24 and a molecular weight of 204.35 g/mol, is supplied by Tech Serve Solutions. This chiral compound finds application as a building block in organic synthesis. It is characterised by its optical activity and is typically provided with an assay of ≥95.0% (sum of enantiomers, GC).
- IUPAC
- (1S,2S)-1,2,6,6-Tetramethyltetracyclo[8.1.0.02.8.07.11]undecane

Chiral Building Block
(+)-Longicyclene serves as a valuable chiral building block in asymmetric synthesis. Its defined stereochemistry makes it suitable for constructing complex molecules with specific stereochemical requirements.
Organic Synthesis Intermediate
This compound functions as an intermediate in various organic synthesis pathways. It can be employed in the development of new chemical entities and the modification of existing organic structures.
Research and Development
Primarily used in research laboratories, (+)-Longicyclene aids in exploring novel synthetic routes and investigating the properties of sesquiterpene derivatives.
| Molecular weight | 204.35 |
|---|---|
| Empirical formula | C15H24 |
| Assay | ≥95.0% (sum of enantiomers, GC) |
| Boiling point | 252-254 °C(lit.) |
| Density | 0.937 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.493 |
| Optical activity | [α]20/D +32.5±1°, neat |

Hazard statements
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 92 °C / 197.6 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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 (+)-Longicyclene used for?
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(+)-Longicyclene is used as a chiral building block and intermediate in organic synthesis and chemical research.
What are the CAS number and formula for (+)-Longicyclene?
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The CAS number for (+)-Longicyclene is 1137-12-8, and its molecular formula is C15H24.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (+)-Longicyclene with an assay of ≥95.0% (sum of enantiomers, GC). This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should (+)-Longicyclene be handled?
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(+)-Longicyclene is classified under GHS09 with a Warning signal word and carries the hazard statement H400 (Very toxic to aquatic life). Appropriate personal protective equipment includes eyeshields, gloves, and a suitable respirator. Handle in accordance with precautionary statement P273 (Avoid release to the environment).
Is (+)-Longicyclene a controlled substance?
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The provided data does not indicate that (+)-Longicyclene is a controlled substance.
How is (+)-Longicyclene packed and shipped?
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As a global supplier and exporter, Tech Serve Solutions ensures appropriate packaging for the safe transport of (+)-Longicyclene, adhering to international shipping regulations, including NA 1993 / PGIII classification.
How can I request a sample or quote for (+)-Longicyclene?
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Please contact our sales department directly through our website or by phone to request a sample or a quotation for (+)-Longicyclene.
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