(R)-(−)-1-(2-Naphthyl)-1,2-ethanediol
(R)-(−)-1-(2-Naphthyl)-1,2-ethanediol (CAS 49801-14-1) is a chiral diol with the linear formula C10H7CH(OH)CH2OH and a molecular weight of 188.22 g/mol. This optically active compound, exhibiting a specific rotation of [α]23/D −31°, is a valuable building block in organic synthesis. Its primary utility lies in asymmetric synthesis and as a chiral precursor for more complex molecules.
- Synonyms
- C10H7CH(OH)CH2OH

Chiral Building Block in Asymmetric Synthesis
This enantiomerically pure diol serves as a key starting material or intermediate in the synthesis of chiral compounds. Its defined stereochemistry allows for the construction of complex molecules with specific spatial arrangements, crucial in pharmaceutical and fine chemical research.
Precursor for Specialty Organic Molecules
The presence of two hydroxyl groups and a naphthyl moiety makes it a versatile precursor for various organic transformations. It can be functionalized further to create novel polyols, ligands, or other specialized organic structures.
Research and Development
Utilised in academic and industrial research laboratories for exploring new synthetic methodologies and developing novel chiral compounds. Its availability supports advancements in stereoselective synthesis.
| Molecular weight | 188.22 |
|---|---|
| Linear formula | C10H7CH(OH)CH2OH |
| Assay | 98% |
| Optical activity | [α]23/D −31°, c = 1 in ethanol |
| Melting point | 131-135 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol used for?
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(R)-(−)-1-(2-Naphthyl)-1,2-ethanediol is primarily used as a chiral building block in asymmetric synthesis and as a precursor for specialty organic molecules in research and development.
What is the CAS number and formula for (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol?
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The CAS number is 49801-14-1 and the linear formula is C10H7CH(OH)CH2OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol with an assay of 98%. This product is intended for research and chemical synthesis and is not supplied as USP, BP, EP, or any pharmacopoeia grade.
What are the safety and handling recommendations for this compound?
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When handling (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol, it is essential to use appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK 2 in Germany, indicating it is hazardous to water. Ensure good ventilation and avoid exposure.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions ensures secure and compliant packaging for all its chemicals, adhering to international shipping regulations. We offer global export services for (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol.
How can I request a sample or quote for (R)-(−)-1-(2-Naphthyl)-1,2-ethanediol?
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To request a sample or a quote, please contact our sales team through the website or by direct inquiry, providing your specific requirements.
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