(−)-8-Phenylmenthol
(−)-8-Phenylmenthol (CAS: 65253-04-5, C16H24O) is a chiral alcohol with a molecular weight of 232.36 g/mol. This compound is valuable in organic synthesis, particularly for asymmetric applications. Its defined stereochemistry makes it a useful building block in the creation of complex chiral molecules. Available with an assay of 98%, it is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- (−)-Phenmenthol
- Synonyms
- (−)-Phenmenthol

Chiral Auxiliary in Asymmetric Synthesis
(−)-8-Phenylmenthol can serve as a chiral auxiliary, guiding the stereochemical outcome of reactions. Its rigid structure helps to control the approach of reagents, leading to the preferential formation of one enantiomer.
Chiral Building Block
As an organic building block, this compound provides a pre-defined stereogenic centre for incorporation into larger, more complex chiral molecules. It is useful in the synthesis of enantiomerically pure compounds for various applications.
Reagent in Organic Chemistry
It finds utility in diverse organic transformations where a chiral alcohol moiety is required. Its specific optical activity and chemical structure are leveraged in targeted synthetic pathways.
| Molecular weight | 232.36 |
|---|---|
| Empirical formula | C16H24O |
| Assay | 98% |
| Density | 0.999 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.53(lit.) |
| Optical activity | [α]20/D −26°, c = 2 in ethanol |

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) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 (–)-8-Phenylmenthol primarily used for?
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(–)-8-Phenylmenthol is primarily used as a chiral auxiliary and building block in asymmetric synthesis and organic chemistry research.
What is the CAS number and molecular formula for (–)-8-Phenylmenthol?
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The CAS number for (–)-8-Phenylmenthol is 65253-04-5, and its molecular formula is C16H24O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (–)-8-Phenylmenthol with an assay of 98%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should (–)-8-Phenylmenthol be handled safely?
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Handle with care. (–)-8-Phenylmenthol may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Use appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Ensure adequate ventilation.
Is (–)-8-Phenylmenthol suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals like (–)-8-Phenylmenthol, adhering to all relevant shipping regulations.
How can I request a quote or sample of (–)-8-Phenylmenthol?
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Please contact our sales team directly or use the online enquiry form on our website to request a quote or sample of (–)-8-Phenylmenthol.
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