(R)-(+)-1-Phenylethanol
(R)-(+)-1-Phenylethanol (CAS: 1517-69-7, C8H10O) is a chiral secondary alcohol with a molecular weight of 122.16 g/mol. This optically active compound serves as a valuable building block in asymmetric synthesis and chiral resolution processes. Its specific stereochemistry makes it instrumental in the preparation of enantiomerically pure pharmaceuticals and fine chemicals. The material is typically handled and stored under controlled conditions to maintain its integrity.
- IUPAC
- (+)-Methyl phenyl carbinol,(R)-(+)-α-Methylbenzyl alcohol
- Synonyms
- (R)-(+)-α-Methylbenzyl alcohol(+)-1-Phenylethanol(R)-(+)-1-Phenylethanol(R)-1-Phenylethanol(R)-alpha-Methylbenzyl alcohol

Chiral Building Block
As an enantiomerically pure alcohol, (R)-(+)-1-Phenylethanol is a key intermediate in synthesizing complex chiral molecules. It is frequently employed in the pharmaceutical industry for the development of stereoselective drugs.
Asymmetric Synthesis
This compound is integral to asymmetric synthesis methodologies, enabling the creation of new chiral centres with high stereocontrol. It facilitates the production of specific enantiomers required for targeted biological activity.
Chiral Resolution
It can be utilised in chiral resolution techniques, either as a resolving agent or as a precursor to derivatives used in separating enantiomers. This is crucial for obtaining pure stereoisomers in chemical processes.
Organic Synthesis Reagent
Beyond its chiral applications, (R)-(+)-1-Phenylethanol functions as a versatile reagent in general organic synthesis. Its hydroxyl group can undergo various transformations, making it useful in diverse synthetic routes.
| Molecular weight | 122.16 |
|---|---|
| Empirical formula | C8H10O |
| Boiling point | 88-89 °C/10 mmHg(lit.) |
| Density | 1.012 g/mL at 20 °C(lit.) |
| Storage temperature | 2-8°C |
| Melting point | 9-11 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 85 °C / 185 °F |
| Transport (UN / ADR) | UN 2937 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-38-41 |
| Safety statements (S) | 26-39 |
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 (R)-(+)-1-Phenylethanol used for?
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(R)-(+)-1-Phenylethanol is primarily used as a chiral building block in asymmetric synthesis and for chiral resolution. It is a valuable intermediate in the preparation of enantiomerically pure pharmaceuticals and fine chemicals.
What are the CAS number and formula for (R)-(+)-1-Phenylethanol?
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The CAS number for (R)-(+)-1-Phenylethanol is 1517-69-7, and its molecular formula is C8H10O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-(+)-1-Phenylethanol in a typical research grade. For specific assay requirements, please contact our sales team. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should (R)-(+)-1-Phenylethanol be handled and stored?
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(R)-(+)-1-Phenylethanol is classified as Dangerous. It causes skin irritation and serious eye damage and is harmful if swallowed. Wear appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Store in a cool place at 2-8°C.
Is (R)-(+)-1-Phenylethanol a controlled substance?
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The provided data does not indicate that (R)-(+)-1-Phenylethanol is a controlled substance.
How is (R)-(+)-1-Phenylethanol packed and shipped?
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(R)-(+)-1-Phenylethanol is packed according to transport regulations, including UN 2937 classification. It is exported globally by Tech Serve Solutions, adhering to all international shipping standards.
How can I request a quote or sample for (R)-(+)-1-Phenylethanol?
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To request a quote or a sample of (R)-(+)-1-Phenylethanol, please contact the Tech Serve Solutions sales department through our website or by phone.
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