(1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol
(1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol (CAS: 19216-89-8) is a chiral diol with the molecular formula C10H10O2 and a molecular weight of 162.19 g/mol. This compound serves as a valuable building block in asymmetric synthesis and organic chemistry. It is particularly useful for introducing specific stereochemistry in complex molecule construction, finding applications in the development of new pharmaceuticals and advanced materials. TSS supplies this chemical with high optical purity for demanding synthetic pathways.
- IUPAC
- (1R-trans)-1,2-Dihydro-1,2-dihydroxynaphthalene
- Synonyms
- 2-naphthalenediol, (1R-trans)-1,2-Dihydro-1,2-dihydroxynaphthalene

Asymmetric Synthesis
Utilised as a chiral auxiliary or building block to control stereochemical outcomes in the synthesis of enantiomerically pure compounds. Its defined stereocentres are crucial for creating chiral molecules.
Organic Synthesis
Serves as a versatile intermediate in the construction of complex organic molecules. It can be functionalised further to create a range of derivatives for various research purposes.
Chiral Ligand Development
Can be employed in the synthesis of chiral ligands used in asymmetric catalysis. These ligands are essential for enantioselective transformations in fine chemical and pharmaceutical production.
Research and Development
A key reagent in academic and industrial research labs for exploring new synthetic methodologies and developing novel chemical entities.
| Molecular weight | 162.19 |
|---|---|
| Empirical formula | C10H10O2 |
| Assay | ≥96.0% (HPLC) |
| Optical purity | enantiomeric excess: ≥97.0% |
| Storage temperature | 2-8°C |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 (1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol used for?
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(1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol is primarily used in asymmetric synthesis and organic chemistry as a chiral building block for constructing enantiomerically pure compounds and in the development of chiral ligands for catalysis.
What is the CAS number and formula for this compound?
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The CAS number is 19216-89-8, and the empirical formula (Hill notation) is C10H10O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol with an assay of ≥96.0% (HPLC) and an enantiomeric excess of ≥97.0%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling this chemical?
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This compound is classified with the GHS07 symbol and carries a Warning signal word due to hazard statement H302 (Harmful if swallowed). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Appropriate handling procedures should be followed to avoid ingestion.
How is this product typically packed and shipped by TSS?
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Tech Serve Solutions carefully packs and prepares this chemical for global export, adhering to all necessary shipping regulations to ensure safe and compliant delivery to our international customers.
How can I request a sample or obtain a quote?
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To request a sample or obtain a quote for (1R,2R)-trans-1,2-Dihydro-1,2-naphthalenediol, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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